I'm getting waitForTimeout not supported when I ask act to do something like "press start then wait 2s, then press pause"

[eastlondoner]

PlaywrightCommandMethodNotSupportedException: Method waitForTimeout not supported\n

at new PlaywrightCommandMethodNotSupportedException (/Users/andy/repos/cursor-tools/node_modules/.pnpm/@[email protected]_@[email protected][email protected][email protected]_o_9bb58102975a13891bf96af24078b1e0/node_modules/@browserbasehq/stagehand/dist/index.js:1644:5)\n    at <anonymous> (/Users/andy/repos/cursor-tools/node_modules/.pnpm/@[email protected]_@[email protected][email protected][email protected]_o_9bb58102975a13891bf96af24078b1e0/node_modules/@browserbasehq/stagehand/dist/index.js:2816:19)\n    at <anonymous> (/Users/andy/repos/cursor-tools/node_modules/.pnpm/@[email protected]_@[email protected][email protected][email protected]_o_9bb58102975a13891bf96af24078b1e0/node_modules/@browserbasehq/stagehand/dist/index.js:76:61)\n    at new Promise (native)\n    at __async (/Users/andy/repos/cursor-tools/node_modules/.pnpm/@[email protected]_@[email protected][email protected][email protected]_o_9bb58102975a13891bf96af24078b1e0/node_modules/@browserbasehq/stagehand/dist/index.js:60:14)\n    at <anonymous> (/Users/andy/repos/cursor-tools/node_modules/.pnpm/@[email protected]_@[email protected][email protected][email protected]_o_9bb58102975a13891bf96af24078b1e0/node_modules/@browserbasehq/stagehand/dist/index.js:3398:22)\n    at fulfilled (/Users/andy/repos/cursor-tools/node_modules/.pnpm/@[email protected]_@[email protected][email protected][email protected]_o_9bb58102975a13891bf96af24078b1e0/node_modules/@browserbasehq/stagehand/dist/index.js:63:24)\n    at processTicksAndRejections (native:7:39)