From 3429e9c7648835060360e999b8de2be9f5e23992 Mon Sep 17 00:00:00 2001
From: Jakob Erdmann <jakob.erdmann@dlr.de>
Date: Wed, 5 Feb 2025 14:22:42 +0100
Subject: [PATCH] added test refs #21, #16127

---
 .../accel_prohibits_change/errors.netconvert  |  0
 .../input_plain.edg.xml                       | 40 ++++++++
 .../input_plain.nod.xml                       | 39 ++++++++
 .../accel_prohibits_change/net.netconvert     | 78 ++++++++++++++++
 .../accel_prohibits_change/output.netconvert  |  1 +
 .../accel_prohibits_change2/errors.netconvert |  0
 .../input_plain.edg.xml                       | 41 +++++++++
 .../input_plain.nod.xml                       | 40 ++++++++
 .../accel_prohibits_change2/net.netconvert    | 91 ++++++++++++++++++
 .../accel_prohibits_change2/output.netconvert |  1 +
 .../connection_guessing/testsuite.netconvert  |  6 ++
 .../accel_prohibits_change/errors.netconvert  |  0
 .../input_plain.con.xml                       | 43 +++++++++
 .../input_plain.edg.xml                       | 40 ++++++++
 .../input_plain.nod.xml                       | 39 ++++++++
 .../accel_prohibits_change/net.netconvert     | 79 ++++++++++++++++
 .../accel_prohibits_change/options.netconvert |  5 +
 .../accel_prohibits_change/output.netconvert  |  1 +
 .../accel_prohibits_change2/errors.netconvert |  0
 .../input_plain.con.xml                       | 44 +++++++++
 .../input_plain.edg.xml                       | 41 +++++++++
 .../input_plain.nod.xml                       | 40 ++++++++
 .../accel_prohibits_change2/net.netconvert    | 92 +++++++++++++++++++
 .../options.netconvert                        |  5 +
 .../accel_prohibits_change2/output.netconvert |  1 +
 .../XML/connections/testsuite.netconvert      |  6 ++
 26 files changed, 773 insertions(+)
 create mode 100644 tests/netconvert/import/XML/connection_guessing/accel_prohibits_change/errors.netconvert
 create mode 100644 tests/netconvert/import/XML/connection_guessing/accel_prohibits_change/input_plain.edg.xml
 create mode 100644 tests/netconvert/import/XML/connection_guessing/accel_prohibits_change/input_plain.nod.xml
 create mode 100644 tests/netconvert/import/XML/connection_guessing/accel_prohibits_change/net.netconvert
 create mode 100644 tests/netconvert/import/XML/connection_guessing/accel_prohibits_change/output.netconvert
 create mode 100644 tests/netconvert/import/XML/connection_guessing/accel_prohibits_change2/errors.netconvert
 create mode 100644 tests/netconvert/import/XML/connection_guessing/accel_prohibits_change2/input_plain.edg.xml
 create mode 100644 tests/netconvert/import/XML/connection_guessing/accel_prohibits_change2/input_plain.nod.xml
 create mode 100644 tests/netconvert/import/XML/connection_guessing/accel_prohibits_change2/net.netconvert
 create mode 100644 tests/netconvert/import/XML/connection_guessing/accel_prohibits_change2/output.netconvert
 create mode 100644 tests/netconvert/import/XML/connections/accel_prohibits_change/errors.netconvert
 create mode 100644 tests/netconvert/import/XML/connections/accel_prohibits_change/input_plain.con.xml
 create mode 100644 tests/netconvert/import/XML/connections/accel_prohibits_change/input_plain.edg.xml
 create mode 100644 tests/netconvert/import/XML/connections/accel_prohibits_change/input_plain.nod.xml
 create mode 100644 tests/netconvert/import/XML/connections/accel_prohibits_change/net.netconvert
 create mode 100644 tests/netconvert/import/XML/connections/accel_prohibits_change/options.netconvert
 create mode 100644 tests/netconvert/import/XML/connections/accel_prohibits_change/output.netconvert
 create mode 100644 tests/netconvert/import/XML/connections/accel_prohibits_change2/errors.netconvert
 create mode 100644 tests/netconvert/import/XML/connections/accel_prohibits_change2/input_plain.con.xml
 create mode 100644 tests/netconvert/import/XML/connections/accel_prohibits_change2/input_plain.edg.xml
 create mode 100644 tests/netconvert/import/XML/connections/accel_prohibits_change2/input_plain.nod.xml
 create mode 100644 tests/netconvert/import/XML/connections/accel_prohibits_change2/net.netconvert
 create mode 100644 tests/netconvert/import/XML/connections/accel_prohibits_change2/options.netconvert
 create mode 100644 tests/netconvert/import/XML/connections/accel_prohibits_change2/output.netconvert

diff --git a/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change/errors.netconvert b/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change/errors.netconvert
new file mode 100644
index 000000000000..e69de29bb2d1
diff --git a/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change/input_plain.edg.xml b/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change/input_plain.edg.xml
new file mode 100644
index 000000000000..580847726bfc
--- /dev/null
+++ b/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change/input_plain.edg.xml
@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!-- generated on 2025-02-05 12:30:06 by Eclipse SUMO netedit Version 1.21.0
+<neteditConfiguration xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/neteditConfiguration.xsd">
+
+    <input>
+        <sumo-net-file value="/localdata1/debug/16036/net3.net.xml"/>
+    </input>
+
+    <processing>
+        <geometry.min-radius.fix.railways value="false"/>
+        <geometry.max-grade.fix value="false"/>
+        <offset.disable-normalization value="true"/>
+        <lefthand value="0"/>
+    </processing>
+
+    <junctions>
+        <no-turnarounds value="true"/>
+        <junctions.corner-detail value="5"/>
+        <junctions.limit-turn-speed value="5.50"/>
+        <rectangular-lane-cut value="0"/>
+    </junctions>
+
+    <pedestrian>
+        <walkingareas value="0"/>
+    </pedestrian>
+
+</neteditConfiguration>
+-->
+
+<edges version="1.20" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/edges_file.xsd">
+    <edge id="E0" from="J0" to="J1" priority="-1" numLanes="2" speed="27.78"/>
+    <edge id="E1" from="J1" to="J2" priority="-1" numLanes="3" speed="27.78">
+        <lane index="0" acceleration="1"/>
+        <lane index="1" changeRight="authority"/>
+        <lane index="2"/>
+    </edge>
+    <edge id="E2" from="J2" to="J3" priority="-1" numLanes="2" speed="27.78"/>
+    <edge id="E3" from="J4" to="J1" priority="-1" numLanes="1" speed="27.78"/>
+</edges>
diff --git a/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change/input_plain.nod.xml b/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change/input_plain.nod.xml
new file mode 100644
index 000000000000..345032c06e52
--- /dev/null
+++ b/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change/input_plain.nod.xml
@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!-- generated on 2025-02-05 12:30:06 by Eclipse SUMO netedit Version 1.21.0
+<neteditConfiguration xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/neteditConfiguration.xsd">
+
+    <input>
+        <sumo-net-file value="/localdata1/debug/16036/net3.net.xml"/>
+    </input>
+
+    <processing>
+        <geometry.min-radius.fix.railways value="false"/>
+        <geometry.max-grade.fix value="false"/>
+        <offset.disable-normalization value="true"/>
+        <lefthand value="0"/>
+    </processing>
+
+    <junctions>
+        <no-turnarounds value="true"/>
+        <junctions.corner-detail value="5"/>
+        <junctions.limit-turn-speed value="5.50"/>
+        <rectangular-lane-cut value="0"/>
+    </junctions>
+
+    <pedestrian>
+        <walkingareas value="0"/>
+    </pedestrian>
+
+</neteditConfiguration>
+-->
+
+<nodes version="1.20" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/nodes_file.xsd">
+    <location netOffset="0.00,0.00" convBoundary="-86.96,-35.51,85.33,-9.42" origBoundary="-10000000000.00,-10000000000.00,10000000000.00,10000000000.00" projParameter="!"/>
+
+    <node id="J0" x="-85.69" y="-9.42" type="dead_end"/>
+    <node id="J1" x="-25.18" y="-10.14" type="priority"/>
+    <node id="J2" x="37.50" y="-9.60" type="priority"/>
+    <node id="J3" x="85.33" y="-9.60" type="dead_end"/>
+    <node id="J4" x="-86.96" y="-35.51" type="dead_end"/>
+</nodes>
diff --git a/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change/net.netconvert b/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change/net.netconvert
new file mode 100644
index 000000000000..3578af14d5ba
--- /dev/null
+++ b/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change/net.netconvert
@@ -0,0 +1,78 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!-- generated on 2025-02-05 12:31:08 by Eclipse SUMO netconvert Version v1_22_0+0027-a8e364b3506
+This data file and the accompanying materials
+are made available under the terms of the Eclipse Public License v2.0
+which accompanies this distribution, and is available at
+http://www.eclipse.org/legal/epl-v20.html
+This file may also be made available under the following Secondary
+Licenses when the conditions for such availability set forth in the Eclipse
+Public License 2.0 are satisfied: GNU General Public License, version 2
+or later which is available at
+https://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
+SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later
+<netconvertConfiguration xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/netconvertConfiguration.xsd">
+
+    <input>
+        <node-files value="input_plain.nod.xml"/>
+        <edge-files value="input_plain.edg.xml"/>
+    </input>
+
+    <output>
+        <write-license value="true"/>
+        <output-file value="net.net.xml"/>
+    </output>
+
+    <junctions>
+        <no-internal-links value="true"/>
+        <no-turnarounds value="true"/>
+    </junctions>
+
+    <report>
+        <xml-validation value="never"/>
+    </report>
+
+</netconvertConfiguration>
+-->
+
+<net version="1.20" junctionCornerDetail="5" limitTurnSpeed="5.50" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/net_file.xsd">
+
+    <location netOffset="86.96,35.51" convBoundary="0.00,0.00,172.29,26.09" origBoundary="-10000000000.00,-10000000000.00,10000000000.00,10000000000.00" projParameter="!"/>
+
+    <edge id="E0" from="J0" to="J1" priority="-1">
+        <lane id="E0_0" index="0" speed="27.78" length="49.71" shape="1.21,21.29 45.15,20.77"/>
+        <lane id="E0_1" index="1" speed="27.78" length="49.71" shape="1.25,24.49 45.19,23.97"/>
+    </edge>
+    <edge id="E1" from="J1" to="J2" priority="-1">
+        <lane id="E1_0" index="0" speed="27.78" length="81.99" acceleration="1" shape="48.28,17.25 120.52,17.88"/>
+        <lane id="E1_1" index="1" speed="27.78" length="81.99" shape="48.25,20.45 120.49,21.08" changeRight="authority"/>
+        <lane id="E1_2" index="2" speed="27.78" length="81.99" shape="48.22,23.65 120.46,24.28"/>
+    </edge>
+    <edge id="E2" from="J2" to="J3" priority="-1">
+        <lane id="E2_0" index="0" speed="27.78" length="47.83" shape="128.48,21.11 172.29,21.11"/>
+        <lane id="E2_1" index="1" speed="27.78" length="47.83" shape="128.48,24.31 172.29,24.31"/>
+    </edge>
+    <edge id="E3" from="J4" to="J1" priority="-1">
+        <lane id="E3_0" index="0" speed="27.78" length="50.40" shape="0.61,-1.48 44.51,16.55"/>
+    </edge>
+
+    <junction id="J0" type="dead_end" x="1.27" y="26.09" incLanes="" intLanes="" shape="1.27,26.09 1.19,19.69"/>
+    <junction id="J1" type="priority" x="61.78" y="25.37" incLanes="E3_0 E0_0 E0_1" intLanes="" shape="48.21,25.25 48.29,15.65 47.08,15.63 46.66,15.59 46.25,15.49 45.76,15.32 45.12,15.07 43.90,18.03 45.25,18.65 45.58,18.87 45.66,19.03 45.52,19.13 45.13,19.17 45.21,25.57 46.32,25.47 46.71,25.40 47.10,25.32 47.57,25.27">
+        <request index="0" response="000" foes="000"/>
+        <request index="1" response="000" foes="000"/>
+        <request index="2" response="000" foes="000"/>
+    </junction>
+    <junction id="J2" type="priority" x="124.46" y="25.91" incLanes="E1_0 E1_1 E1_2" intLanes="" shape="128.48,25.91 128.48,19.51 125.46,18.68 124.50,17.91 123.54,17.13 122.31,16.53 120.53,16.28 120.45,25.88">
+        <request index="0" response="00" foes="00"/>
+        <request index="1" response="00" foes="00"/>
+    </junction>
+    <junction id="J3" type="dead_end" x="172.29" y="25.91" incLanes="E2_0 E2_1" intLanes="" shape="172.29,19.51 172.29,25.91"/>
+    <junction id="J4" type="dead_end" x="0.00" y="0.00" incLanes="" intLanes="" shape="-0.00,-0.00 1.22,-2.96"/>
+
+    <connection from="E0" to="E1" fromLane="0" toLane="1" dir="s" state="M"/>
+    <connection from="E0" to="E1" fromLane="1" toLane="2" dir="s" state="M"/>
+    <connection from="E1" to="E2" fromLane="1" toLane="0" dir="s" state="M"/>
+    <connection from="E1" to="E2" fromLane="2" toLane="1" dir="s" state="M"/>
+    <connection from="E3" to="E1" fromLane="0" toLane="0" dir="s" state="M"/>
+
+</net>
diff --git a/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change/output.netconvert b/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change/output.netconvert
new file mode 100644
index 000000000000..a9d787cc55cb
--- /dev/null
+++ b/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change/output.netconvert
@@ -0,0 +1 @@
+Success.
diff --git a/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change2/errors.netconvert b/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change2/errors.netconvert
new file mode 100644
index 000000000000..e69de29bb2d1
diff --git a/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change2/input_plain.edg.xml b/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change2/input_plain.edg.xml
new file mode 100644
index 000000000000..d132e6bf7844
--- /dev/null
+++ b/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change2/input_plain.edg.xml
@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!-- generated on 2025-02-05 12:35:46 by Eclipse SUMO netedit Version v1_22_0+0027-a8e364b3506
+<neteditConfiguration xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/neteditConfiguration.xsd">
+
+    <input>
+        <sumo-net-file value="net2.net.xml"/>
+    </input>
+
+    <processing>
+        <geometry.min-radius.fix.railways value="false"/>
+        <geometry.max-grade.fix value="false"/>
+        <offset.disable-normalization value="true"/>
+        <lefthand value="0"/>
+    </processing>
+
+    <junctions>
+        <no-turnarounds value="true"/>
+        <junctions.corner-detail value="5"/>
+        <junctions.limit-turn-speed value="5.50"/>
+        <rectangular-lane-cut value="0"/>
+    </junctions>
+
+    <pedestrian>
+        <walkingareas value="0"/>
+    </pedestrian>
+
+</neteditConfiguration>
+-->
+
+<edges version="1.20" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/edges_file.xsd">
+    <edge id="E4" from="J5" to="J6" priority="-1" numLanes="2" speed="13.89"/>
+    <edge id="E5" from="J6" to="J7" priority="-1" numLanes="3" speed="13.89">
+        <lane index="0" changeLeft="authority"/>
+        <lane index="1" changeRight="authority"/>
+        <lane index="2"/>
+    </edge>
+    <edge id="E6" from="J7" to="J8" priority="-1" numLanes="3" speed="13.89"/>
+    <edge id="E7" from="J8" to="J9" priority="-1" numLanes="2" speed="13.89"/>
+    <edge id="E8" from="J10" to="J6" priority="-1" numLanes="1" speed="13.89"/>
+</edges>
diff --git a/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change2/input_plain.nod.xml b/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change2/input_plain.nod.xml
new file mode 100644
index 000000000000..530b615500c2
--- /dev/null
+++ b/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change2/input_plain.nod.xml
@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!-- generated on 2025-02-05 12:35:46 by Eclipse SUMO netedit Version v1_22_0+0027-a8e364b3506
+<neteditConfiguration xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/neteditConfiguration.xsd">
+
+    <input>
+        <sumo-net-file value="net2.net.xml"/>
+    </input>
+
+    <processing>
+        <geometry.min-radius.fix.railways value="false"/>
+        <geometry.max-grade.fix value="false"/>
+        <offset.disable-normalization value="true"/>
+        <lefthand value="0"/>
+    </processing>
+
+    <junctions>
+        <no-turnarounds value="true"/>
+        <junctions.corner-detail value="5"/>
+        <junctions.limit-turn-speed value="5.50"/>
+        <rectangular-lane-cut value="0"/>
+    </junctions>
+
+    <pedestrian>
+        <walkingareas value="0"/>
+    </pedestrian>
+
+</neteditConfiguration>
+-->
+
+<nodes version="1.20" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/nodes_file.xsd">
+    <location netOffset="0.00,0.00" convBoundary="-79.74,-80.84,118.76,-55.20" origBoundary="-10000000000.00,-10000000000.00,10000000000.00,10000000000.00" projParameter="!"/>
+
+    <node id="J10" x="-79.74" y="-80.84" type="dead_end"/>
+    <node id="J5" x="-78.90" y="-55.62" type="dead_end"/>
+    <node id="J6" x="-37.90" y="-55.76" type="priority"/>
+    <node id="J7" x="37.33" y="-55.20" type="priority"/>
+    <node id="J8" x="79.88" y="-55.20" type="priority"/>
+    <node id="J9" x="118.76" y="-55.34" type="dead_end"/>
+</nodes>
diff --git a/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change2/net.netconvert b/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change2/net.netconvert
new file mode 100644
index 000000000000..7210fc29c771
--- /dev/null
+++ b/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change2/net.netconvert
@@ -0,0 +1,91 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!-- generated on 2025-02-05 12:36:05 by Eclipse SUMO netconvert Version v1_22_0+0027-a8e364b3506
+This data file and the accompanying materials
+are made available under the terms of the Eclipse Public License v2.0
+which accompanies this distribution, and is available at
+http://www.eclipse.org/legal/epl-v20.html
+This file may also be made available under the following Secondary
+Licenses when the conditions for such availability set forth in the Eclipse
+Public License 2.0 are satisfied: GNU General Public License, version 2
+or later which is available at
+https://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
+SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later
+<netconvertConfiguration xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/netconvertConfiguration.xsd">
+
+    <input>
+        <node-files value="input_plain.nod.xml"/>
+        <edge-files value="input_plain.edg.xml"/>
+    </input>
+
+    <output>
+        <write-license value="true"/>
+        <output-file value="net.net.xml"/>
+    </output>
+
+    <junctions>
+        <no-internal-links value="true"/>
+        <no-turnarounds value="true"/>
+    </junctions>
+
+    <report>
+        <xml-validation value="never"/>
+    </report>
+
+</netconvertConfiguration>
+-->
+
+<net version="1.20" junctionCornerDetail="5" limitTurnSpeed="5.50" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/net_file.xsd">
+
+    <location netOffset="79.74,80.84" convBoundary="0.00,0.00,198.50,25.64" origBoundary="-10000000000.00,-10000000000.00,10000000000.00,10000000000.00" projParameter="!"/>
+
+    <edge id="E4" from="J5" to="J6" priority="-1">
+        <lane id="E4_0" index="0" speed="13.89" length="36.21" shape="0.82,20.42 29.73,20.32"/>
+        <lane id="E4_1" index="1" speed="13.89" length="36.21" shape="0.83,23.62 29.74,23.52"/>
+    </edge>
+    <edge id="E5" from="J6" to="J7" priority="-1">
+        <lane id="E5_0" index="0" speed="13.89" length="91.20" shape="33.41,17.02 116.96,17.64" changeLeft="authority"/>
+        <lane id="E5_1" index="1" speed="13.89" length="91.20" shape="33.39,20.22 116.94,20.84" changeRight="authority"/>
+        <lane id="E5_2" index="2" speed="13.89" length="91.20" shape="33.37,23.42 116.92,24.04"/>
+    </edge>
+    <edge id="E6" from="J7" to="J8" priority="-1">
+        <lane id="E6_0" index="0" speed="13.89" length="42.55" shape="117.24,17.64 155.61,17.64"/>
+        <lane id="E6_1" index="1" speed="13.89" length="42.55" shape="117.24,20.84 155.61,20.84"/>
+        <lane id="E6_2" index="2" speed="13.89" length="42.55" shape="117.24,24.04 155.61,24.04"/>
+    </edge>
+    <edge id="E7" from="J8" to="J9" priority="-1">
+        <lane id="E7_0" index="0" speed="13.89" length="38.88" shape="163.61,20.83 198.48,20.70"/>
+        <lane id="E7_1" index="1" speed="13.89" length="38.88" shape="163.62,24.03 198.49,23.90"/>
+    </edge>
+    <edge id="E8" from="J10" to="J6" priority="-1">
+        <lane id="E8_0" index="0" speed="13.89" length="35.86" shape="0.82,-1.37 29.82,16.01"/>
+    </edge>
+
+    <junction id="J10" type="dead_end" x="0.00" y="0.00" incLanes="" intLanes="" shape="0.00,0.00 1.65,-2.74"/>
+    <junction id="J5" type="dead_end" x="0.84" y="25.22" incLanes="" intLanes="" shape="0.84,25.22 0.82,18.82"/>
+    <junction id="J6" type="priority" x="41.84" y="25.08" incLanes="E8_0 E4_0 E4_1" intLanes="" shape="33.35,25.02 33.43,15.42 32.34,15.37 31.95,15.30 31.59,15.17 31.18,14.95 30.64,14.63 28.99,17.38 30.07,18.12 30.29,18.38 30.31,18.57 30.12,18.68 29.72,18.72 29.75,25.12">
+        <request index="0" response="000" foes="000"/>
+        <request index="1" response="000" foes="000"/>
+        <request index="2" response="000" foes="000"/>
+    </junction>
+    <junction id="J7" type="priority" x="117.07" y="25.64" incLanes="E5_0 E5_1 E5_2" intLanes="" shape="117.24,25.64 117.24,16.04 116.97,16.04 116.90,25.64">
+        <request index="0" response="000" foes="000"/>
+        <request index="1" response="000" foes="000"/>
+        <request index="2" response="000" foes="000"/>
+    </junction>
+    <junction id="J8" type="priority" x="159.62" y="25.64" incLanes="E6_0 E6_1 E6_2" intLanes="" shape="163.63,25.63 163.61,19.23 160.58,18.41 158.64,16.87 157.40,16.28 155.61,16.04 155.61,25.64">
+        <request index="0" response="00" foes="00"/>
+        <request index="1" response="00" foes="00"/>
+    </junction>
+    <junction id="J9" type="dead_end" x="198.50" y="25.50" incLanes="E7_0 E7_1" intLanes="" shape="198.48,19.10 198.50,25.50"/>
+
+    <connection from="E4" to="E5" fromLane="0" toLane="1" dir="s" state="M"/>
+    <connection from="E4" to="E5" fromLane="1" toLane="2" dir="s" state="M"/>
+    <connection from="E5" to="E6" fromLane="0" toLane="0" dir="s" state="M"/>
+    <connection from="E5" to="E6" fromLane="1" toLane="1" dir="s" state="M"/>
+    <connection from="E5" to="E6" fromLane="2" toLane="2" dir="s" state="M"/>
+    <connection from="E6" to="E7" fromLane="1" toLane="0" dir="s" state="M"/>
+    <connection from="E6" to="E7" fromLane="2" toLane="1" dir="s" state="M"/>
+    <connection from="E8" to="E5" fromLane="0" toLane="0" dir="s" state="M"/>
+
+</net>
diff --git a/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change2/output.netconvert b/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change2/output.netconvert
new file mode 100644
index 000000000000..a9d787cc55cb
--- /dev/null
+++ b/tests/netconvert/import/XML/connection_guessing/accel_prohibits_change2/output.netconvert
@@ -0,0 +1 @@
+Success.
diff --git a/tests/netconvert/import/XML/connection_guessing/testsuite.netconvert b/tests/netconvert/import/XML/connection_guessing/testsuite.netconvert
index 6c7150f4d5be..ed40a40184a5 100644
--- a/tests/netconvert/import/XML/connection_guessing/testsuite.netconvert
+++ b/tests/netconvert/import/XML/connection_guessing/testsuite.netconvert
@@ -120,4 +120,10 @@ verge_left2
 
 # test for #15943
 turn_lane_bike
+
+# test for #16127
+accel_prohibits_change
+
+# two consecutive edges with acceleration lane
+accel_prohibits_change2
 ramps
diff --git a/tests/netconvert/import/XML/connections/accel_prohibits_change/errors.netconvert b/tests/netconvert/import/XML/connections/accel_prohibits_change/errors.netconvert
new file mode 100644
index 000000000000..e69de29bb2d1
diff --git a/tests/netconvert/import/XML/connections/accel_prohibits_change/input_plain.con.xml b/tests/netconvert/import/XML/connections/accel_prohibits_change/input_plain.con.xml
new file mode 100644
index 000000000000..71aa8f6a1910
--- /dev/null
+++ b/tests/netconvert/import/XML/connections/accel_prohibits_change/input_plain.con.xml
@@ -0,0 +1,43 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!-- generated on 2025-02-05 12:37:41 by Eclipse SUMO netedit Version v1_22_0+0027-a8e364b3506
+<neteditConfiguration xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/neteditConfiguration.xsd">
+
+    <input>
+        <node-files value="/localdata1/debug/16036/input_plain.nod.xml"/>
+        <edge-files value="/localdata1/debug/16036/input_plain.edg.xml"/>
+        <connection-files value="/localdata1/debug/16036/input_plain.con.xml"/>
+        <tllogic-files value="/localdata1/debug/16036/input_plain.tll.xml"/>
+    </input>
+
+    <processing>
+        <geometry.min-radius.fix.railways value="false"/>
+        <geometry.max-grade.fix value="false"/>
+        <offset.disable-normalization value="true"/>
+        <lefthand value="0"/>
+    </processing>
+
+    <junctions>
+        <no-turnarounds value="true"/>
+        <junctions.corner-detail value="5"/>
+        <junctions.limit-turn-speed value="5.50"/>
+        <rectangular-lane-cut value="0"/>
+    </junctions>
+
+    <pedestrian>
+        <walkingareas value="0"/>
+    </pedestrian>
+
+</neteditConfiguration>
+-->
+
+<connections version="1.20" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/connections_file.xsd">
+    <connection from="E0" to="E1" fromLane="0" toLane="1"/>
+    <connection from="E0" to="E1" fromLane="1" toLane="2"/>
+
+    <connection from="E1" to="E2" fromLane="1" toLane="0"/>
+    <connection from="E1" to="E2" fromLane="2" toLane="1"/>
+
+    <connection from="E3" to="E1" fromLane="0" toLane="0"/>
+
+</connections>
diff --git a/tests/netconvert/import/XML/connections/accel_prohibits_change/input_plain.edg.xml b/tests/netconvert/import/XML/connections/accel_prohibits_change/input_plain.edg.xml
new file mode 100644
index 000000000000..580847726bfc
--- /dev/null
+++ b/tests/netconvert/import/XML/connections/accel_prohibits_change/input_plain.edg.xml
@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!-- generated on 2025-02-05 12:30:06 by Eclipse SUMO netedit Version 1.21.0
+<neteditConfiguration xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/neteditConfiguration.xsd">
+
+    <input>
+        <sumo-net-file value="/localdata1/debug/16036/net3.net.xml"/>
+    </input>
+
+    <processing>
+        <geometry.min-radius.fix.railways value="false"/>
+        <geometry.max-grade.fix value="false"/>
+        <offset.disable-normalization value="true"/>
+        <lefthand value="0"/>
+    </processing>
+
+    <junctions>
+        <no-turnarounds value="true"/>
+        <junctions.corner-detail value="5"/>
+        <junctions.limit-turn-speed value="5.50"/>
+        <rectangular-lane-cut value="0"/>
+    </junctions>
+
+    <pedestrian>
+        <walkingareas value="0"/>
+    </pedestrian>
+
+</neteditConfiguration>
+-->
+
+<edges version="1.20" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/edges_file.xsd">
+    <edge id="E0" from="J0" to="J1" priority="-1" numLanes="2" speed="27.78"/>
+    <edge id="E1" from="J1" to="J2" priority="-1" numLanes="3" speed="27.78">
+        <lane index="0" acceleration="1"/>
+        <lane index="1" changeRight="authority"/>
+        <lane index="2"/>
+    </edge>
+    <edge id="E2" from="J2" to="J3" priority="-1" numLanes="2" speed="27.78"/>
+    <edge id="E3" from="J4" to="J1" priority="-1" numLanes="1" speed="27.78"/>
+</edges>
diff --git a/tests/netconvert/import/XML/connections/accel_prohibits_change/input_plain.nod.xml b/tests/netconvert/import/XML/connections/accel_prohibits_change/input_plain.nod.xml
new file mode 100644
index 000000000000..345032c06e52
--- /dev/null
+++ b/tests/netconvert/import/XML/connections/accel_prohibits_change/input_plain.nod.xml
@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!-- generated on 2025-02-05 12:30:06 by Eclipse SUMO netedit Version 1.21.0
+<neteditConfiguration xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/neteditConfiguration.xsd">
+
+    <input>
+        <sumo-net-file value="/localdata1/debug/16036/net3.net.xml"/>
+    </input>
+
+    <processing>
+        <geometry.min-radius.fix.railways value="false"/>
+        <geometry.max-grade.fix value="false"/>
+        <offset.disable-normalization value="true"/>
+        <lefthand value="0"/>
+    </processing>
+
+    <junctions>
+        <no-turnarounds value="true"/>
+        <junctions.corner-detail value="5"/>
+        <junctions.limit-turn-speed value="5.50"/>
+        <rectangular-lane-cut value="0"/>
+    </junctions>
+
+    <pedestrian>
+        <walkingareas value="0"/>
+    </pedestrian>
+
+</neteditConfiguration>
+-->
+
+<nodes version="1.20" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/nodes_file.xsd">
+    <location netOffset="0.00,0.00" convBoundary="-86.96,-35.51,85.33,-9.42" origBoundary="-10000000000.00,-10000000000.00,10000000000.00,10000000000.00" projParameter="!"/>
+
+    <node id="J0" x="-85.69" y="-9.42" type="dead_end"/>
+    <node id="J1" x="-25.18" y="-10.14" type="priority"/>
+    <node id="J2" x="37.50" y="-9.60" type="priority"/>
+    <node id="J3" x="85.33" y="-9.60" type="dead_end"/>
+    <node id="J4" x="-86.96" y="-35.51" type="dead_end"/>
+</nodes>
diff --git a/tests/netconvert/import/XML/connections/accel_prohibits_change/net.netconvert b/tests/netconvert/import/XML/connections/accel_prohibits_change/net.netconvert
new file mode 100644
index 000000000000..b75e475f6f64
--- /dev/null
+++ b/tests/netconvert/import/XML/connections/accel_prohibits_change/net.netconvert
@@ -0,0 +1,79 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!-- generated on 2025-02-05 16:06:11 by Eclipse SUMO netconvert Version v1_22_0+0028-4cb021145c8
+This data file and the accompanying materials
+are made available under the terms of the Eclipse Public License v2.0
+which accompanies this distribution, and is available at
+http://www.eclipse.org/legal/epl-v20.html
+This file may also be made available under the following Secondary
+Licenses when the conditions for such availability set forth in the Eclipse
+Public License 2.0 are satisfied: GNU General Public License, version 2
+or later which is available at
+https://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
+SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later
+<netconvertConfiguration xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/netconvertConfiguration.xsd">
+
+    <input>
+        <node-files value="input_plain.nod.xml"/>
+        <edge-files value="input_plain.edg.xml"/>
+        <connection-files value="input_plain.con.xml"/>
+    </input>
+
+    <output>
+        <write-license value="true"/>
+        <output-file value="net.net.xml"/>
+    </output>
+
+    <junctions>
+        <no-internal-links value="true"/>
+        <no-turnarounds value="true"/>
+    </junctions>
+
+    <report>
+        <xml-validation value="never"/>
+    </report>
+
+</netconvertConfiguration>
+-->
+
+<net version="1.20" junctionCornerDetail="5" limitTurnSpeed="5.50" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/net_file.xsd">
+
+    <location netOffset="86.96,35.51" convBoundary="0.00,0.00,172.29,26.09" origBoundary="-10000000000.00,-10000000000.00,10000000000.00,10000000000.00" projParameter="!"/>
+
+    <edge id="E0" from="J0" to="J1" priority="-1">
+        <lane id="E0_0" index="0" speed="27.78" length="49.71" shape="1.21,21.29 45.15,20.77"/>
+        <lane id="E0_1" index="1" speed="27.78" length="49.71" shape="1.25,24.49 45.19,23.97"/>
+    </edge>
+    <edge id="E1" from="J1" to="J2" priority="-1">
+        <lane id="E1_0" index="0" speed="27.78" length="81.99" acceleration="1" shape="48.28,17.25 120.52,17.88"/>
+        <lane id="E1_1" index="1" speed="27.78" length="81.99" shape="48.25,20.45 120.49,21.08" changeRight="authority"/>
+        <lane id="E1_2" index="2" speed="27.78" length="81.99" shape="48.22,23.65 120.46,24.28"/>
+    </edge>
+    <edge id="E2" from="J2" to="J3" priority="-1">
+        <lane id="E2_0" index="0" speed="27.78" length="47.83" shape="128.48,21.11 172.29,21.11"/>
+        <lane id="E2_1" index="1" speed="27.78" length="47.83" shape="128.48,24.31 172.29,24.31"/>
+    </edge>
+    <edge id="E3" from="J4" to="J1" priority="-1">
+        <lane id="E3_0" index="0" speed="27.78" length="50.40" shape="0.61,-1.48 44.51,16.55"/>
+    </edge>
+
+    <junction id="J0" type="dead_end" x="1.27" y="26.09" incLanes="" intLanes="" shape="1.27,26.09 1.19,19.69"/>
+    <junction id="J1" type="priority" x="61.78" y="25.37" incLanes="E3_0 E0_0 E0_1" intLanes="" shape="48.21,25.25 48.29,15.65 47.08,15.63 46.66,15.59 46.25,15.49 45.76,15.32 45.12,15.07 43.90,18.03 45.25,18.65 45.58,18.87 45.66,19.03 45.52,19.13 45.13,19.17 45.21,25.57 46.32,25.47 46.71,25.40 47.10,25.32 47.57,25.27">
+        <request index="0" response="000" foes="000"/>
+        <request index="1" response="000" foes="000"/>
+        <request index="2" response="000" foes="000"/>
+    </junction>
+    <junction id="J2" type="priority" x="124.46" y="25.91" incLanes="E1_0 E1_1 E1_2" intLanes="" shape="128.48,25.91 128.48,19.51 125.46,18.68 124.50,17.91 123.54,17.13 122.31,16.53 120.53,16.28 120.45,25.88">
+        <request index="0" response="00" foes="00"/>
+        <request index="1" response="00" foes="00"/>
+    </junction>
+    <junction id="J3" type="dead_end" x="172.29" y="25.91" incLanes="E2_0 E2_1" intLanes="" shape="172.29,19.51 172.29,25.91"/>
+    <junction id="J4" type="dead_end" x="0.00" y="0.00" incLanes="" intLanes="" shape="-0.00,-0.00 1.22,-2.96"/>
+
+    <connection from="E0" to="E1" fromLane="0" toLane="1" dir="s" state="M"/>
+    <connection from="E0" to="E1" fromLane="1" toLane="2" dir="s" state="M"/>
+    <connection from="E1" to="E2" fromLane="1" toLane="0" dir="s" state="M"/>
+    <connection from="E1" to="E2" fromLane="2" toLane="1" dir="s" state="M"/>
+    <connection from="E3" to="E1" fromLane="0" toLane="0" dir="s" state="M"/>
+
+</net>
diff --git a/tests/netconvert/import/XML/connections/accel_prohibits_change/options.netconvert b/tests/netconvert/import/XML/connections/accel_prohibits_change/options.netconvert
new file mode 100644
index 000000000000..d7d18e2889af
--- /dev/null
+++ b/tests/netconvert/import/XML/connections/accel_prohibits_change/options.netconvert
@@ -0,0 +1,5 @@
+--node-files input_plain.nod.xml --edge-files input_plain.edg.xml --output
+net.net.xml --no-turnarounds --no-internal-links
+-x input_plain.con.xml
+
+
diff --git a/tests/netconvert/import/XML/connections/accel_prohibits_change/output.netconvert b/tests/netconvert/import/XML/connections/accel_prohibits_change/output.netconvert
new file mode 100644
index 000000000000..a9d787cc55cb
--- /dev/null
+++ b/tests/netconvert/import/XML/connections/accel_prohibits_change/output.netconvert
@@ -0,0 +1 @@
+Success.
diff --git a/tests/netconvert/import/XML/connections/accel_prohibits_change2/errors.netconvert b/tests/netconvert/import/XML/connections/accel_prohibits_change2/errors.netconvert
new file mode 100644
index 000000000000..e69de29bb2d1
diff --git a/tests/netconvert/import/XML/connections/accel_prohibits_change2/input_plain.con.xml b/tests/netconvert/import/XML/connections/accel_prohibits_change2/input_plain.con.xml
new file mode 100644
index 000000000000..158ddc0cbd84
--- /dev/null
+++ b/tests/netconvert/import/XML/connections/accel_prohibits_change2/input_plain.con.xml
@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!-- generated on 2025-02-05 12:35:46 by Eclipse SUMO netedit Version v1_22_0+0027-a8e364b3506
+<neteditConfiguration xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/neteditConfiguration.xsd">
+
+    <input>
+        <sumo-net-file value="net2.net.xml"/>
+    </input>
+
+    <processing>
+        <geometry.min-radius.fix.railways value="false"/>
+        <geometry.max-grade.fix value="false"/>
+        <offset.disable-normalization value="true"/>
+        <lefthand value="0"/>
+    </processing>
+
+    <junctions>
+        <no-turnarounds value="true"/>
+        <junctions.corner-detail value="5"/>
+        <junctions.limit-turn-speed value="5.50"/>
+        <rectangular-lane-cut value="0"/>
+    </junctions>
+
+    <pedestrian>
+        <walkingareas value="0"/>
+    </pedestrian>
+
+</neteditConfiguration>
+-->
+
+<connections version="1.20" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/connections_file.xsd">
+    <connection from="E4" to="E5" fromLane="0" toLane="1"/>
+    <connection from="E4" to="E5" fromLane="1" toLane="2"/>
+
+    <connection from="E5" to="E6" fromLane="0" toLane="0"/>
+    <connection from="E5" to="E6" fromLane="1" toLane="1"/>
+    <connection from="E5" to="E6" fromLane="2" toLane="2"/>
+
+    <connection from="E6" to="E7" fromLane="1" toLane="0"/>
+    <connection from="E6" to="E7" fromLane="2" toLane="1"/>
+
+    <connection from="E8" to="E5" fromLane="0" toLane="0"/>
+
+</connections>
diff --git a/tests/netconvert/import/XML/connections/accel_prohibits_change2/input_plain.edg.xml b/tests/netconvert/import/XML/connections/accel_prohibits_change2/input_plain.edg.xml
new file mode 100644
index 000000000000..d132e6bf7844
--- /dev/null
+++ b/tests/netconvert/import/XML/connections/accel_prohibits_change2/input_plain.edg.xml
@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!-- generated on 2025-02-05 12:35:46 by Eclipse SUMO netedit Version v1_22_0+0027-a8e364b3506
+<neteditConfiguration xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/neteditConfiguration.xsd">
+
+    <input>
+        <sumo-net-file value="net2.net.xml"/>
+    </input>
+
+    <processing>
+        <geometry.min-radius.fix.railways value="false"/>
+        <geometry.max-grade.fix value="false"/>
+        <offset.disable-normalization value="true"/>
+        <lefthand value="0"/>
+    </processing>
+
+    <junctions>
+        <no-turnarounds value="true"/>
+        <junctions.corner-detail value="5"/>
+        <junctions.limit-turn-speed value="5.50"/>
+        <rectangular-lane-cut value="0"/>
+    </junctions>
+
+    <pedestrian>
+        <walkingareas value="0"/>
+    </pedestrian>
+
+</neteditConfiguration>
+-->
+
+<edges version="1.20" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/edges_file.xsd">
+    <edge id="E4" from="J5" to="J6" priority="-1" numLanes="2" speed="13.89"/>
+    <edge id="E5" from="J6" to="J7" priority="-1" numLanes="3" speed="13.89">
+        <lane index="0" changeLeft="authority"/>
+        <lane index="1" changeRight="authority"/>
+        <lane index="2"/>
+    </edge>
+    <edge id="E6" from="J7" to="J8" priority="-1" numLanes="3" speed="13.89"/>
+    <edge id="E7" from="J8" to="J9" priority="-1" numLanes="2" speed="13.89"/>
+    <edge id="E8" from="J10" to="J6" priority="-1" numLanes="1" speed="13.89"/>
+</edges>
diff --git a/tests/netconvert/import/XML/connections/accel_prohibits_change2/input_plain.nod.xml b/tests/netconvert/import/XML/connections/accel_prohibits_change2/input_plain.nod.xml
new file mode 100644
index 000000000000..530b615500c2
--- /dev/null
+++ b/tests/netconvert/import/XML/connections/accel_prohibits_change2/input_plain.nod.xml
@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!-- generated on 2025-02-05 12:35:46 by Eclipse SUMO netedit Version v1_22_0+0027-a8e364b3506
+<neteditConfiguration xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/neteditConfiguration.xsd">
+
+    <input>
+        <sumo-net-file value="net2.net.xml"/>
+    </input>
+
+    <processing>
+        <geometry.min-radius.fix.railways value="false"/>
+        <geometry.max-grade.fix value="false"/>
+        <offset.disable-normalization value="true"/>
+        <lefthand value="0"/>
+    </processing>
+
+    <junctions>
+        <no-turnarounds value="true"/>
+        <junctions.corner-detail value="5"/>
+        <junctions.limit-turn-speed value="5.50"/>
+        <rectangular-lane-cut value="0"/>
+    </junctions>
+
+    <pedestrian>
+        <walkingareas value="0"/>
+    </pedestrian>
+
+</neteditConfiguration>
+-->
+
+<nodes version="1.20" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/nodes_file.xsd">
+    <location netOffset="0.00,0.00" convBoundary="-79.74,-80.84,118.76,-55.20" origBoundary="-10000000000.00,-10000000000.00,10000000000.00,10000000000.00" projParameter="!"/>
+
+    <node id="J10" x="-79.74" y="-80.84" type="dead_end"/>
+    <node id="J5" x="-78.90" y="-55.62" type="dead_end"/>
+    <node id="J6" x="-37.90" y="-55.76" type="priority"/>
+    <node id="J7" x="37.33" y="-55.20" type="priority"/>
+    <node id="J8" x="79.88" y="-55.20" type="priority"/>
+    <node id="J9" x="118.76" y="-55.34" type="dead_end"/>
+</nodes>
diff --git a/tests/netconvert/import/XML/connections/accel_prohibits_change2/net.netconvert b/tests/netconvert/import/XML/connections/accel_prohibits_change2/net.netconvert
new file mode 100644
index 000000000000..11aec9d7d7dc
--- /dev/null
+++ b/tests/netconvert/import/XML/connections/accel_prohibits_change2/net.netconvert
@@ -0,0 +1,92 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<!-- generated on 2025-02-05 16:06:48 by Eclipse SUMO netconvert Version v1_22_0+0028-4cb021145c8
+This data file and the accompanying materials
+are made available under the terms of the Eclipse Public License v2.0
+which accompanies this distribution, and is available at
+http://www.eclipse.org/legal/epl-v20.html
+This file may also be made available under the following Secondary
+Licenses when the conditions for such availability set forth in the Eclipse
+Public License 2.0 are satisfied: GNU General Public License, version 2
+or later which is available at
+https://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
+SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later
+<netconvertConfiguration xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/netconvertConfiguration.xsd">
+
+    <input>
+        <node-files value="input_plain.nod.xml"/>
+        <edge-files value="input_plain.edg.xml"/>
+        <connection-files value="input_plain.con.xml"/>
+    </input>
+
+    <output>
+        <write-license value="true"/>
+        <output-file value="net.net.xml"/>
+    </output>
+
+    <junctions>
+        <no-internal-links value="true"/>
+        <no-turnarounds value="true"/>
+    </junctions>
+
+    <report>
+        <xml-validation value="never"/>
+    </report>
+
+</netconvertConfiguration>
+-->
+
+<net version="1.20" junctionCornerDetail="5" limitTurnSpeed="5.50" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://sumo.dlr.de/xsd/net_file.xsd">
+
+    <location netOffset="79.74,80.84" convBoundary="0.00,0.00,198.50,25.64" origBoundary="-10000000000.00,-10000000000.00,10000000000.00,10000000000.00" projParameter="!"/>
+
+    <edge id="E4" from="J5" to="J6" priority="-1">
+        <lane id="E4_0" index="0" speed="13.89" length="36.21" shape="0.82,20.42 29.73,20.32"/>
+        <lane id="E4_1" index="1" speed="13.89" length="36.21" shape="0.83,23.62 29.74,23.52"/>
+    </edge>
+    <edge id="E5" from="J6" to="J7" priority="-1">
+        <lane id="E5_0" index="0" speed="13.89" length="91.20" shape="33.41,17.02 116.96,17.64" changeLeft="authority"/>
+        <lane id="E5_1" index="1" speed="13.89" length="91.20" shape="33.39,20.22 116.94,20.84" changeRight="authority"/>
+        <lane id="E5_2" index="2" speed="13.89" length="91.20" shape="33.37,23.42 116.92,24.04"/>
+    </edge>
+    <edge id="E6" from="J7" to="J8" priority="-1">
+        <lane id="E6_0" index="0" speed="13.89" length="42.55" shape="117.24,17.64 155.61,17.64"/>
+        <lane id="E6_1" index="1" speed="13.89" length="42.55" shape="117.24,20.84 155.61,20.84"/>
+        <lane id="E6_2" index="2" speed="13.89" length="42.55" shape="117.24,24.04 155.61,24.04"/>
+    </edge>
+    <edge id="E7" from="J8" to="J9" priority="-1">
+        <lane id="E7_0" index="0" speed="13.89" length="38.88" shape="163.61,20.83 198.48,20.70"/>
+        <lane id="E7_1" index="1" speed="13.89" length="38.88" shape="163.62,24.03 198.49,23.90"/>
+    </edge>
+    <edge id="E8" from="J10" to="J6" priority="-1">
+        <lane id="E8_0" index="0" speed="13.89" length="35.86" shape="0.82,-1.37 29.82,16.01"/>
+    </edge>
+
+    <junction id="J10" type="dead_end" x="0.00" y="0.00" incLanes="" intLanes="" shape="0.00,0.00 1.65,-2.74"/>
+    <junction id="J5" type="dead_end" x="0.84" y="25.22" incLanes="" intLanes="" shape="0.84,25.22 0.82,18.82"/>
+    <junction id="J6" type="priority" x="41.84" y="25.08" incLanes="E8_0 E4_0 E4_1" intLanes="" shape="33.35,25.02 33.43,15.42 32.34,15.37 31.95,15.30 31.59,15.17 31.18,14.95 30.64,14.63 28.99,17.38 30.07,18.12 30.29,18.38 30.31,18.57 30.12,18.68 29.72,18.72 29.75,25.12">
+        <request index="0" response="000" foes="000"/>
+        <request index="1" response="000" foes="000"/>
+        <request index="2" response="000" foes="000"/>
+    </junction>
+    <junction id="J7" type="priority" x="117.07" y="25.64" incLanes="E5_0 E5_1 E5_2" intLanes="" shape="117.24,25.64 117.24,16.04 116.97,16.04 116.90,25.64">
+        <request index="0" response="000" foes="000"/>
+        <request index="1" response="000" foes="000"/>
+        <request index="2" response="000" foes="000"/>
+    </junction>
+    <junction id="J8" type="priority" x="159.62" y="25.64" incLanes="E6_0 E6_1 E6_2" intLanes="" shape="163.63,25.63 163.61,19.23 160.58,18.41 158.64,16.87 157.40,16.28 155.61,16.04 155.61,25.64">
+        <request index="0" response="00" foes="00"/>
+        <request index="1" response="00" foes="00"/>
+    </junction>
+    <junction id="J9" type="dead_end" x="198.50" y="25.50" incLanes="E7_0 E7_1" intLanes="" shape="198.48,19.10 198.50,25.50"/>
+
+    <connection from="E4" to="E5" fromLane="0" toLane="1" dir="s" state="M"/>
+    <connection from="E4" to="E5" fromLane="1" toLane="2" dir="s" state="M"/>
+    <connection from="E5" to="E6" fromLane="0" toLane="0" dir="s" state="M"/>
+    <connection from="E5" to="E6" fromLane="1" toLane="1" dir="s" state="M"/>
+    <connection from="E5" to="E6" fromLane="2" toLane="2" dir="s" state="M"/>
+    <connection from="E6" to="E7" fromLane="1" toLane="0" dir="s" state="M"/>
+    <connection from="E6" to="E7" fromLane="2" toLane="1" dir="s" state="M"/>
+    <connection from="E8" to="E5" fromLane="0" toLane="0" dir="s" state="M"/>
+
+</net>
diff --git a/tests/netconvert/import/XML/connections/accel_prohibits_change2/options.netconvert b/tests/netconvert/import/XML/connections/accel_prohibits_change2/options.netconvert
new file mode 100644
index 000000000000..d7d18e2889af
--- /dev/null
+++ b/tests/netconvert/import/XML/connections/accel_prohibits_change2/options.netconvert
@@ -0,0 +1,5 @@
+--node-files input_plain.nod.xml --edge-files input_plain.edg.xml --output
+net.net.xml --no-turnarounds --no-internal-links
+-x input_plain.con.xml
+
+
diff --git a/tests/netconvert/import/XML/connections/accel_prohibits_change2/output.netconvert b/tests/netconvert/import/XML/connections/accel_prohibits_change2/output.netconvert
new file mode 100644
index 000000000000..a9d787cc55cb
--- /dev/null
+++ b/tests/netconvert/import/XML/connections/accel_prohibits_change2/output.netconvert
@@ -0,0 +1 @@
+Success.
diff --git a/tests/netconvert/import/XML/connections/testsuite.netconvert b/tests/netconvert/import/XML/connections/testsuite.netconvert
index 4f1ce0b33a43..a4f86d52c3dd 100644
--- a/tests/netconvert/import/XML/connections/testsuite.netconvert
+++ b/tests/netconvert/import/XML/connections/testsuite.netconvert
@@ -112,3 +112,9 @@ edgeType
 
 # conflicting (crossed) connections from the same edge to the same target edge
 sameEdge_crossed
+
+# test for #16127
+accel_prohibits_change
+
+# two consecutive edges with acceleration lane
+accel_prohibits_change2