[browser][MT] Invalid method header format 1

[pavelsavara]

Build Information

Build: https://dev.azure.com/dnceng-public/public/_build/results?buildId=591783
Build error leg or test failing: System.Net.Http.Functional.Tests.HttpMetricsTest_DefaultMeter.ActiveRequests_Success_Recorded

{
  "ErrorMessage": "Invalid method header format",
  "BuildRetry": false,
  "ExcludeConsoleLog": false
}

Log

[18:48:39] fail: [0x000dc9bc--UI- 18:48:39.417] MONO_WASM: Invalid method header format 1
                    at Microsoft.DotNet.XHarness.TestRunners.Common.TestRunResult..ctor(TestRunner runner)
                    at Microsoft.DotNet.XHarness.TestRunners.Common.ApplicationEntryPoint.InternalRunAsync(LogWriter logger)
                    at Microsoft.DotNet.XHarness.TestRunners.Common.ApplicationEntryPoint.InternalRunAsync(ApplicationOptions options, TextWriter loggerWriter, TextWriter resultsFile)
                    at Microsoft.DotNet.XHarness.TestRunners.Common.WasmApplicationEntryPointBase.RunAsync()
                    at Microsoft.DotNet.XHarness.TestRunners.Xunit.WasmApplicationEntryPoint.Run()
                    at WasmTestRunner.Main(String[] args)
                 Error: Invalid method header format 1
                     at fn (http://127.0.0.1:35215/_framework/dotnet.runtime.js:3:29406)
                     at sn.resolve_or_reject (http://127.0.0.1:35215/_framework/dotnet.runtime.js:3:28916)
                     at lu (http://127.0.0.1:35215/_framework/dotnet.runtime.js:3:202369)
                     at _do_call (http://127.0.0.1:35215/_framework/dotnet.native.wasm:wasm-function[8600]:0x2122c8)
                     at em_task_queue_execute (http://127.0.0.1:35215/_framework/dotnet.native.wasm:wasm-function[8644]:0x214594)
                     at receive_notification (http://127.0.0.1:35215/_framework/dotnet.native.wasm:wasm-function[8650]:0x214780)
                     at em_task_queue_execute (http://127.0.0.1:35215/_framework/dotnet.native.wasm:wasm-function[8644]:0x214594)
                     at _emscripten_check_mailbox (http://127.0.0.1:35215/_framework/dotnet.native.wasm:wasm-function[8771]:0x21b644)
                     at http://127.0.0.1:35215/_framework/dotnet.native.js:8:103164
                     at callUserCallback (http://127.0.0.1:35215/_framework/dotnet.native.js:8:102608)

Known issue validation

Build: 🔎 https://dev.azure.com/dnceng-public/public/_build/results?buildId=591783
Error message validated: [Invalid method header format]
Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 3/7/2024 7:07:05 AM UTC

Report

Build	Definition	Test	Pull Request
591783	dotnet/runtime	WasmTestOnBrowser-System.Net.Http.Functional.Tests.WorkItemExecution	#99347

Summary

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