Unable to read data from the transport connection: An existing connection was forcibly closed by the remote host.

[premun]

Build

https://dev.azure.com/dnceng-public/public/_build/results?buildId=1074583

Build leg reported

Windows_x64

Pull Request

dotnet/dotnet#1284

Known issue core information

Fill out the known issue JSON section by following the step by step documentation on how to create a known issue

 {
    "ErrorMessage" : "Unable to read data from the transport connection: An existing connection was forcibly closed by the remote host.",
    "BuildRetry": true,
    "ErrorPattern": "",
    "ExcludeConsoleLog": true
 }

@dotnet/dnceng

Release Note Category

• Feature changes/additions
• Bug fixes
• Internal Infrastructure Improvements

Release Note Description

Additional information about the issue reported

No response

Known issue validation

Build: 🔎 https://dev.azure.com/dnceng-public/public/_build/results?buildId=1074583
Error message validated: [Unable to read data from the transport connection: An existing connection was forcibly closed by the remote host.]
Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 6/23/2025 8:30:36 AM UTC

Report

Build	Definition	Step Name	Console log	Pull Request
1294608	dotnet/sdk	Build	Log	dotnet/sdk#53036
1294467	dotnet/runtime	Build product	Log	dotnet/runtime#124407
1294313	dotnet/runtime	Build product	Log	dotnet/runtime#124407
1293283	dotnet/runtime	Build product	Log	dotnet/runtime#123145
1292978	dotnet/runtime	Build product	Log	dotnet/runtime#123727
1291174	dotnet/maui	Controls Image,ImageButton,IndicatorView,InputTransparent,IsEnabled,IsVisible	Log	dotnet/maui#33959
1290291	dotnet/runtime	Build product	Log	dotnet/runtime#124296
2899965	dotnet-efcore	Send job to helix	Log
2899789	dotnet-sdk	Build	Log	#57700
2899788	dotnet-sdk	Build	Log	#57702
1286670	dotnet/maui	Controls ListView	Log
1285986	dotnet/maui	Controls Shell	Log	dotnet/maui#33962
1285664	dotnet/runtime	Build product	Log	dotnet/runtime#123145
1285666	dotnet/runtime	Build product	Log	dotnet/runtime#123145
1283049	dotnet/aspnetcore	Build shared fx	Log	dotnet/aspnetcore#64964
1283048	dotnet/aspnetcore	Build shared fx	Log	dotnet/aspnetcore#64964
1282552	dotnet/maui	Controls Label	Log	dotnet/maui#33907
1281158	dotnet/runtime	Build product	Log	dotnet/runtime#123292
1280479	dotnet/maui	Controls Editor,Effects,FlyoutPage,Focus,Fonts,Frame,Gestures,GraphicsView	Log
1280473	dotnet/performance	Run performance job script	Log	dotnet/performance#5104
2895246	dotnet-dotnet-monitor	Build	Log
1278822	dotnet/aspnetcore	Run build.cmd	Log
1277879	dotnet/runtime	Build product	Log	dotnet/runtime#123323
1277706	dotnet/maui	Run Integration Tests - Build windows	Log
2893851	dotnet-efcore	Send job to helix	Log
1275409	dotnet/runtime	Run SslStress	Log
1273726	dotnet/aspire	Build	Log	dotnet/aspire#14254
1272495	dotnet/aspire	Build	Log	dotnet/aspire#14105
1272448	dotnet/aspire	Build	Log	dotnet/aspire#14105
1271636	dotnet/aspire	Build	Log	dotnet/aspire#13832
2889952	dotnet-sdk	Build	Log	#57254
2889931	dotnet-maui	🛠️ Build Microsoft.Maui.sln	Log
1270110	dotnet/runtime	Build product	Log	dotnet/runtime#123601
1269321	dotnet/maui	🛠️ Build Microsoft.Maui.sln	Log	dotnet/maui#33552
1269227	dotnet/runtime	Build product	Log	dotnet/runtime#122533
1268413	dotnet/runtime	Build product	Log	dotnet/runtime#123614
1266904	dotnet/machinelearning	Build	Log	dotnet/machinelearning#7566
1266758	dotnet/runtime	Build product	Log	dotnet/runtime#123611
1265725	dotnet/runtime	Run SslStress	Log
2886365	dotnet-sdk	Build	Log	#57132
2886454	dotnet-maui	Controls Editor,Effects,FlyoutPage,Focus,Fonts,Frame,Gestures,GraphicsView	Log
1264971	dotnet/sdk	🟣 Restore dependencies	Log	dotnet/sdk#52585
1264063	dotnet/runtime	Build product	Log	dotnet/runtime#123514
1263903	dotnet/runtime	Build product	Log	dotnet/runtime#123514
1260549	dotnet/sdk	🟣 Build	Log	dotnet/sdk#52588
1260248	dotnet/sdk	🟣 Build	Log	dotnet/sdk#52583
1260104	dotnet/sdk	🟣 Build	Log	dotnet/sdk#52044
1260011	dotnet/sdk	🟣 Build	Log	dotnet/sdk#51560
1259450	dotnet/maui	Controls CollectionView	Log
1259440	dotnet/maui	Execute Build	Log	dotnet/maui#30570
1258213	dotnet/runtime	Build product	Log	dotnet/runtime#123346
2882534	dotnet-aspire	Windows Build	Log
1257986	dotnet/runtime	Build product	Log	dotnet/runtime#123327
1257642	dotnet/sdk	🟣 Build	Log	dotnet/sdk#52513

Build	Definition	Test	Pull Request
1297238	dotnet/aspnetcore	Microsoft.AspNetCore.Server.IIS.FunctionalTests.ShutdownTests.ConfigurationChangeForcesChildProcessRestart
1296752	dotnet/aspnetcore	Microsoft.AspNetCore.Server.IIS.FunctionalTests.ShutdownTests.ConfigurationChangeForcesChildProcessRestart
1295042	dotnet/aspnetcore	Microsoft.AspNetCore.Server.IIS.FunctionalTests.ShutdownTests.ConfigurationChangeForcesChildProcessRestart
1294726	dotnet/aspnetcore	Microsoft.AspNetCore.Server.IIS.NewShim.FunctionalTests.ShutdownTests.ConfigurationChangeForcesChildProcessRestart
1294054	dotnet/aspnetcore	Microsoft.AspNetCore.WebSockets.Test.WebSocketMiddlewareTests.PingTimeoutCancelsReceiveAsync	dotnet/aspnetcore#65426
1293292	dotnet/aspnetcore	Microsoft.AspNetCore.Server.IIS.FunctionalTests.ShutdownTests.ConfigurationChangeForcesChildProcessRestart
1293090	dotnet/aspnetcore	Microsoft.AspNetCore.Server.IIS.IISExpress.FunctionalTests.ShutdownTests.OutOfProcessToInProcessHostingModelSwitchWorks	dotnet/aspnetcore#65405
1291262	dotnet/aspnetcore	Microsoft.AspNetCore.Server.IIS.FunctionalTests.ShutdownTests.ConfigurationChangeForcesChildProcessRestart	dotnet/aspnetcore#65404
1292954	dotnet/aspnetcore	Microsoft.AspNetCore.WebSockets.Test.WebSocketMiddlewareTests.PingTimeoutCancelsReceiveAsync
1290844	dotnet/aspnetcore	Microsoft.AspNetCore.Server.IIS.FunctionalTests.ShutdownTests.ConfigurationChangeForcesChildProcessRestart	dotnet/aspnetcore#65400
1284646	dotnet/aspnetcore	Microsoft.AspNetCore.Server.IIS.NewShim.FunctionalTests.ShutdownTests.RequestsWhileRestartingAppFromConfigChangeAreProcessed	dotnet/aspnetcore#65359
1280059	dotnet/aspnetcore	Microsoft.AspNetCore.Server.IIS.IISExpress.FunctionalTests.StartupTests.StartupTimeoutIsApplied	dotnet/aspnetcore#65321
1277308	dotnet/aspnetcore	Microsoft.AspNetCore.Server.IIS.FunctionalTests.ShutdownTests.ConfigurationChangeForcesChildProcessRestart	dotnet/aspnetcore#59998
1276547	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough	dotnet/aspnetcore#65293
1276550	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough	dotnet/aspnetcore#65294
1275805	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough	dotnet/aspnetcore#65117
1275397	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough	dotnet/aspnetcore#65289
1275400	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough	dotnet/aspnetcore#65290
1273220	dotnet/aspnetcore	Microsoft.AspNetCore.WebSockets.Test.WebSocketMiddlewareTests.PingTimeoutCancelsReceiveAsync
1272915	dotnet/aspnetcore	Microsoft.AspNetCore.Server.IIS.FunctionalTests.ShutdownTests.ConfigurationChangeForcesChildProcessRestart
1271689	dotnet/aspnetcore	Microsoft.AspNetCore.WebSockets.Test.WebSocketMiddlewareTests.PingTimeoutCancelsReceiveAsync
1271371	dotnet/aspnetcore	Microsoft.AspNetCore.Server.IIS.NewShim.FunctionalTests.ShutdownTests.ConfigurationChangeForcesChildProcessRestart
1270622	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough	dotnet/aspnetcore#65252
1270070	dotnet/aspnetcore	Microsoft.AspNetCore.WebSockets.Test.WebSocketMiddlewareTests.PingTimeoutCancelsReceiveAsync
1268596	dotnet/aspnetcore	Microsoft.AspNetCore.WebSockets.Test.WebSocketMiddlewareTests.PingTimeoutCancelsReceiveAsync
1267527	dotnet/aspnetcore	Microsoft.AspNetCore.WebSockets.Test.WebSocketMiddlewareTests.PingTimeoutCancelsReceiveAsync	dotnet/aspnetcore#63812
1266923	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough	dotnet/aspnetcore#65117
1266928	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough	dotnet/aspnetcore#65089
1261802	dotnet/aspnetcore	Microsoft.AspNetCore.Server.Kestrel.FunctionalTests.ChunkedRequestTests.RejectsInvalidChunkExtensions(invalidChunkLine: "2;\nxx\r\nxy\r\n0")
1261728	dotnet/aspnetcore	Microsoft.AspNetCore.Server.Kestrel.FunctionalTests.BadHttpRequestTests.TestInvalidHeaders(rawHeaders: "\n", expectedExceptionMessage: "Invalid request header: '\x0A'")	dotnet/aspnetcore#65169
1260930	dotnet/aspnetcore	Microsoft.AspNetCore.Server.IIS.IISExpress.FunctionalTests.ShutdownTests.ConfigurationChangeCanBeIgnoredInProcess
2882562	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_CompleteAsync_FlushesThePipe

Summary

24-Hour Hit Count	7-Day Hit Count	1-Month Count
2	17	86