[browser] info: Unable to evaluate script: disconnected

[pavelsavara]

Build Information

Build: https://dev.azure.com/dnceng-public/public/_build/results?buildId=1161442
Build error leg or test failing: WasmTestOnChrome-ST-Microsoft.Extensions.Options.ConfigurationExtensions.SourceGeneration.Tests

Error Message

Log

09:52:01] info: could not load /runArgs.json: 404. Ignoring
[09:52:01] info: Incoming arguments: --run WasmTestRunner.dll Microsoft.Extensions.Options.ConfigurationExtensions.SourceGeneration.Tests.dll -notrait category=IgnoreForCI -notrait category=OuterLoop -notrait category=failing -verbosity Info
[09:52:01] info: Application arguments: --run WasmTestRunner.dll Microsoft.Extensions.Options.ConfigurationExtensions.SourceGeneration.Tests.dll -notrait category=IgnoreForCI -notrait category=OuterLoop -notrait category=failing -verbosity Info
[09:52:01] fail: [out of order message from the browser]: http://127.0.0.1:49169/favicon.ico - Failed to load resource: the server responded with a status of 404 (Not Found)
[10:19:33] info: Unable to evaluate script: target frame detached: received Inspector.detached event
[10:19:34] fail: [out of order message from the driver]: Unable to receive message from renderer

[10:19:34] info: Unable to evaluate script: disconnected: Unable to receive message from renderer
[10:19:34] info: Unable to evaluate script: disconnected: not connected to DevTools
[10:19:34] info: Unable to evaluate script: disconnected: not connected to DevTools
[10:19:34] info: Unable to evaluate script: disconnected: not connected to DevTools

{
  "ErrorMessage": "Unable to evaluate script: disconnected",
  "BuildRetry": true,
  "ExcludeConsoleLog": false
}

Known issue validation

Build: 🔎 https://dev.azure.com/dnceng-public/public/_build/results?buildId=1161442
Error message validated: [Unable to evaluate script: disconnected]
Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 9/30/2025 1:16:53 PM UTC

Report

Build	Definition	Test	Pull Request
1165937	dotnet/runtime	WasmTestOnChrome-ST-System.Reflection.Extensions.Tests.WorkItemExecution	#120413
1165322	dotnet/runtime	WasmTestOnChrome-ST-Microsoft.CSharp.Tests.WorkItemExecution	#120386
1165218	dotnet/runtime	WasmTestOnChrome-ST-System.Xml.XmlSerializer.ReflectionOnly.Tests.WorkItemExecution	#120298
1162667	dotnet/runtime	WasmTestOnChrome-ST-MetricOuterLoop.Tests.WorkItemExecution	#120295
1161735	dotnet/runtime	WasmTestOnChrome-ST-System.Private.Uri.ExtendedFunctional.Tests.WorkItemExecution	#120139
1161723	dotnet/runtime	WasmTestOnChrome-ST-System.IO.Compression.ZipFile.Tests.WorkItemExecution	#120260
1161442	dotnet/runtime	WasmTestOnChrome-ST-Microsoft.Extensions.Options.ConfigurationExtensions.SourceGeneration.Tests.WorkItemExecution

Summary

24-Hour Hit Count	7-Day Hit Count	1-Month Count
0	7	7

[dotnet-policy-service]

Tagging subscribers to 'arch-wasm': @lewing, @pavelsavara
See info in area-owners.md if you want to be subscribed.

[MihuBot]

I'm a bot. Here is a possible related and/or duplicate issue (I may be wrong):

• [wasm][chrome] Unable to evaluate script: disconnected: unable to send message to renderer #103061

[ilonatommy]

This might be a chrome bump issue, if the problem persists we should try to roll back the newest chrome update.