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
2829068	dotnet-maui	🛠️ Build Microsoft.Maui.sln	Log
2828480	dotnet-performance	Send job to Helix (Windows)	Log
2827904	dotnet-performance	Run performance job script	Log
2828085	dotnet-performance	Run performance job script	Log
2827986	dotnet-performance	Run performance job script	Log
2827747	dotnet-performance	Send job to Helix (Windows)	Log
1188641	dotnet/sdk	🟣 Build	Log	dotnet/sdk#50685
2827303	dotnet-efcore	Build	Log
1188656	dotnet/sdk	🟣 Build	Log	dotnet/sdk#51485
1188504	dotnet/roslyn	Run Unit Tests	Log
1188505	dotnet/roslyn	Run Integration Tests	Log
2827166	dotnet-dotnet	Build	Log
2827083	dotnet-performance	Run performance job script	Log
1187981	dotnet/runtime	Build product	Log	dotnet/runtime#118371
2826603	dotnet-sdk	🟣 Build	Log
2826596	dotnet-performance	Run performance job script	Log
1187531	dotnet/aspire	Build	Log	dotnet/aspire#12450
1187226	dotnet/sdk	🟣 Build	Log	dotnet/sdk#51425
2825478	dotnet-performance	Run performance job script	Log
1186161	dotnet/sdk	🟣 Build	Log	dotnet/sdk#51425
2822866	dotnet-performance	Run performance job script	Log
1182738	dotnet/runtime	Build product	Log	dotnet/runtime#120395
1182766	dotnet/sdk	🟣 Build	Log	dotnet/sdk#51425
1182320	dotnet/sdk	🟣 Build	Log	dotnet/sdk#51414
1181871	dotnet/runtime	Build product	Log
1181692	dotnet/runtime	Build product	Log	dotnet/runtime#120395
1181750	dotnet/runtime	Build product	Log	dotnet/runtime#120964
2821742	dotnet-installer	Build	Log	#54521
1181600	dotnet/runtime	Build product	Log	dotnet/runtime#120952
1180533	dotnet/sdk	🟣 Build	Log	dotnet/sdk#51373
2820728	dotnet-roslyn	Build	Log
1180436	dotnet/aspnetcore	Build shared fx	Log	dotnet/aspnetcore#64109
2820585	dotnet-performance	Run performance job script	Log
1180243	dotnet/sdk	Build	Log	dotnet/sdk#51369
1180240	dotnet/sdk	🟣 Build	Log	dotnet/sdk#50988
2818302	dotnet-installer	Build	Log	#54430
2818252	dotnet-maui	Pack, Sign	Log
2818122	dotnet-installer	Build	Log
2818112	dotnet-runtime	Build managed CoreCLR components, all libraries, hosts, and packs	Log
2817793	dotnet-installer	Build	Log	#54434
2817000	dotnet-installer	Build	Log	#54411
1174292	dotnet/sdk	Build	Log	dotnet/sdk#51242
2816265	dotnet-sdk	Build	Log	#54379
1174497	dotnet/aspnetcore	Build	Log
2815958	dotnet-runtime	Run performance job script	Log
2815707	dotnet-sdk	Build	Log	#54233
2815705	dotnet-sdk	Build	Log	#54231
2815704	dotnet-sdk	Build	Log	#54230
1173897	dotnet/performance	Run performance job script	Log	dotnet/performance#5010
1173540	dotnet/aspire	Run tests	Log
1172923	dotnet/sdk	🟣 Build	Log	dotnet/sdk#51223
1172554	dotnet/runtime	Build product	Log	dotnet/runtime#118577
1171659	dotnet/runtime	Build product	Log
1171183	dotnet/sdk	🟣 Build	Log	dotnet/sdk#51209
1170786	dotnet/runtime	Build product	Log	dotnet/runtime#119432
1170738	dotnet/aspnetcore	Build	Log	dotnet/aspnetcore#63998
1170468	dotnet/arcade	Run Helix Tests	Log	dotnet/arcade#16206
2812196	dotnet-performance	Run performance job script	Log
2812155	dotnet-performance	Run performance job script	Log
1169511	dotnet/aspnetcore	Build shared fx	Log	dotnet/aspnetcore#62903
1169342	dotnet/sdk	🟣 Restore dependencies	Log	dotnet/sdk#51123
1167884	dotnet/arcade	Build Repository	Log	dotnet/arcade#16178
1166878	dotnet/arcade	Run Helix Tests	Log	dotnet/arcade#16178
2809610	dotnet-performance	Run performance job script	Log
2809594	dotnet-windowsdesktop	Build	Log
2809549	dotnet-performance	Run performance job script	Log
1166100	dotnet/runtime	Build product	Log	dotnet/runtime#120298
1165794	dotnet/runtime	Build product	Log	dotnet/runtime#120306
1164315	dotnet/runtime	Build product	Log	dotnet/runtime#117405
1164079	dotnet/aspire	Build	Log
1163984	dotnet/runtime	Build product	Log	dotnet/runtime#120330

Build	Definition	Test	Pull Request
1190699	dotnet/aspnetcore	Microsoft.AspNetCore.Server.IIS.IISExpress.FunctionalTests.StartupTests.StartupTimeoutIsApplied
2828872	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2828479	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1190229	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2828143	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1189855	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2827737	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1189282	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1188810	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2827433	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1188352	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2827079	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2826746	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1187947	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1187428	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2826257	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2825908	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1187118	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2825470	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1186505	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2825125	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1186107	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1185934	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2824904	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2824644	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1185699	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1185526	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2824416	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1185255	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2824129	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1184398	dotnet/runtime	System.Net.Http.Functional.Tests.PlatformHandler_HttpClientHandler_Authentication_Http2_Test.PreAuthenticate_SuccessfulBasicButThenFails_DoesntLoopInfinitely	dotnet/runtime#121065
2823664	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1184365	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1183923	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2823276	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2822854	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1183233	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1182669	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2822045	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1181993	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1181624	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2821678	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2821191	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2820780	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1180577	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2820311	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1179916	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2819889	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2819655	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1179372	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2819433	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1179229	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2819187	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1179015	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2818912	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1178757	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1178573	dotnet/aspnetcore	Microsoft.AspNetCore.Server.Kestrel.FunctionalTests.BadHttpRequestTests.BadRequestIfHostHeaderDoesNotMatchRequestTarget(requestTarget: "GET http://contoso.com/", host: "user@password:contoso.com")
1178372	dotnet/aspnetcore	Microsoft.AspNetCore.Server.Kestrel.FunctionalTests.ChunkedRequestTests.RejectsInvalidChunkExtensions(invalidChunkLine: "2;\rxx\r\nxy\r\n0")
1178410	dotnet/aspnetcore	Microsoft.AspNetCore.Server.Kestrel.FunctionalTests.BadHttpRequestTests.BadRequestIfMultipleHostHeaders
1178312	dotnet/aspnetcore	Microsoft.AspNetCore.Server.Kestrel.FunctionalTests.BadHttpRequestTests.TestInvalidHeaders(rawHeaders: "Header-1: value1\r\nHeader-2: value2\r\n\r\r", expectedExceptionMessage: "Invalid request headers: missing final CRLF in hea"...)	dotnet/aspnetcore#64089
2818456	dotnet-aspnetcore	Microsoft.AspNetCore.WebSockets.Test.WebSocketMiddlewareTests.PingTimeoutCancelsReceiveAsync
2818463	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1177957	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1176576	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2817614	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1176181	dotnet/aspnetcore	Microsoft.AspNetCore.Server.IIS.NewShim.FunctionalTests.ShutdownTests.RequestsWhileRecyclingAppAreProcessed	dotnet/aspnetcore#64070
1176134	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough	dotnet/aspnetcore#64069
1175997	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2817158	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2816836	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough	#53994
2816576	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2816149	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1174627	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2815550	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1173802	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2815111	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1173325	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1172585	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2814230	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1172159	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1171797	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2813988	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1171495	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1171091	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2813541	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1170817	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1170790	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2812774	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1170279	dotnet/aspnetcore	Microsoft.AspNetCore.Server.IIS.FunctionalTests.ShutdownTests.RequestsWhileRestartingAppFromConfigChangeAreProcessed
1170270	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1169747	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2812335	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1169210	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2811850	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1168847	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2810967	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1168326	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1168004	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
2810596	dotnet-aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
1167363	dotnet/aspnetcore	Microsoft.AspNetCore.Server.HttpSys.ResponseBodyTests.ResponseBody_WriteContentLength_PassedThrough
Displaying 100 of 119 results

Summary

24-Hour Hit Count	7-Day Hit Count	1-Month Count
6	48	190