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WinHttpException: The connection with the server was terminated abnormally #1568

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opened 2025-08-09 17:20:39 +00:00 by fergalmoran · 0 comments
fergalmoran commented 2025-08-09 17:20:39 +00:00
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Originally created by @ManuelDeLeon on 6/14/2016

This happens on an Angular app in both Win8.1 and Win10. The problem is intermittent and we haven't figured out how to reproduce it but it happens quite often. Here's the error page:

An unhandled exception occurred while processing the request.

WinHttpException: The connection with the server was terminated abnormally
System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)

HttpRequestException: An error occurred while sending the request.
System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)

Stack Query Cookies Headers
WinHttpException: The connection with the server was terminated abnormally
System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
System.Runtime.CompilerServices.ConfiguredTaskAwaitable`1.ConfiguredTaskAwaiter.GetResult()
System.Net.Http.WinHttpHandler.<StartRequest>d__102.MoveNext()

Show raw exception details
HttpRequestException: An error occurred while sending the request.
System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
Microsoft.AspNetCore.NodeServices.HttpNodeInstance.<Invoke>d__7`1.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
System.Runtime.CompilerServices.TaskAwaiter`1.GetResult()
Microsoft.AspNetCore.SpaServices.Prerendering.PrerenderTagHelper.<ProcessAsync>d__23.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
Microsoft.AspNetCore.Razor.Runtime.TagHelpers.TagHelperRunner.<RunAsync>d__0.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
System.Runtime.CompilerServices.TaskAwaiter.GetResult()
Asp._Views_Home_Index_cshtml.<ExecuteAsync>d__24.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
Microsoft.AspNetCore.Mvc.Razor.RazorView.<RenderPageAsync>d__14.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
Microsoft.AspNetCore.Mvc.Razor.RazorView.<RenderAsync>d__13.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
Microsoft.AspNetCore.Mvc.ViewFeatures.ViewExecutor.<ExecuteAsync>d__17.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
Microsoft.AspNetCore.Mvc.ViewResult.<ExecuteResultAsync>d__26.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
Microsoft.AspNetCore.Mvc.Internal.FilterActionInvoker.<InvokeResultAsync>d__44.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
Microsoft.AspNetCore.Mvc.Internal.FilterActionInvoker.<InvokeResultFilterAsync>d__43.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
Microsoft.AspNetCore.Mvc.Internal.FilterActionInvoker.<InvokeAllResultFiltersAsync>d__42.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
Microsoft.AspNetCore.Mvc.Internal.FilterActionInvoker.<InvokeResourceFilterAsync>d__37.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
Microsoft.AspNetCore.Mvc.Internal.FilterActionInvoker.<InvokeAsync>d__32.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
Microsoft.AspNetCore.Mvc.Internal.MvcRouteHandler.<InvokeActionAsync>d__8.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
Microsoft.AspNetCore.Builder.RouterMiddleware.<Invoke>d__4.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
Microsoft.AspNetCore.Builder.Extensions.MapMiddleware.<Invoke>d__3.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
System.Runtime.CompilerServices.TaskAwaiter.GetResult()
Microsoft.AspNetCore.SpaServices.Webpack.ConditionalProxyMiddleware.<Invoke>d__5.MoveNext()
--- End of stack trace from previous location where exception was thrown ---
System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task)
System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task)
Microsoft.AspNetCore.Diagnostics.DeveloperExceptionPageMiddleware.<Invoke>d__7.MoveNext()

Show raw exception details
*Originally created by @ManuelDeLeon on 6/14/2016* This happens on an Angular app in both Win8.1 and Win10. The problem is intermittent and we haven't figured out how to reproduce it but it happens quite often. Here's the error page: ``` An unhandled exception occurred while processing the request. WinHttpException: The connection with the server was terminated abnormally System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) HttpRequestException: An error occurred while sending the request. System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) Stack Query Cookies Headers WinHttpException: The connection with the server was terminated abnormally System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) System.Runtime.CompilerServices.ConfiguredTaskAwaitable`1.ConfiguredTaskAwaiter.GetResult() System.Net.Http.WinHttpHandler.<StartRequest>d__102.MoveNext() Show raw exception details HttpRequestException: An error occurred while sending the request. System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) System.Runtime.CompilerServices.TaskAwaiter`1.GetResult() Microsoft.AspNetCore.NodeServices.HttpNodeInstance.<Invoke>d__7`1.MoveNext() --- End of stack trace from previous location where exception was thrown --- System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) System.Runtime.CompilerServices.TaskAwaiter`1.GetResult() Microsoft.AspNetCore.SpaServices.Prerendering.PrerenderTagHelper.<ProcessAsync>d__23.MoveNext() --- End of stack trace from previous location where exception was thrown --- System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) Microsoft.AspNetCore.Razor.Runtime.TagHelpers.TagHelperRunner.<RunAsync>d__0.MoveNext() --- End of stack trace from previous location where exception was thrown --- System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) System.Runtime.CompilerServices.TaskAwaiter.GetResult() Asp._Views_Home_Index_cshtml.<ExecuteAsync>d__24.MoveNext() --- End of stack trace from previous location where exception was thrown --- System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) Microsoft.AspNetCore.Mvc.Razor.RazorView.<RenderPageAsync>d__14.MoveNext() --- End of stack trace from previous location where exception was thrown --- System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) Microsoft.AspNetCore.Mvc.Razor.RazorView.<RenderAsync>d__13.MoveNext() --- End of stack trace from previous location where exception was thrown --- System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) Microsoft.AspNetCore.Mvc.ViewFeatures.ViewExecutor.<ExecuteAsync>d__17.MoveNext() --- End of stack trace from previous location where exception was thrown --- System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) Microsoft.AspNetCore.Mvc.ViewResult.<ExecuteResultAsync>d__26.MoveNext() --- End of stack trace from previous location where exception was thrown --- System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) Microsoft.AspNetCore.Mvc.Internal.FilterActionInvoker.<InvokeResultAsync>d__44.MoveNext() --- End of stack trace from previous location where exception was thrown --- System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) Microsoft.AspNetCore.Mvc.Internal.FilterActionInvoker.<InvokeResultFilterAsync>d__43.MoveNext() --- End of stack trace from previous location where exception was thrown --- Microsoft.AspNetCore.Mvc.Internal.FilterActionInvoker.<InvokeAllResultFiltersAsync>d__42.MoveNext() --- End of stack trace from previous location where exception was thrown --- System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) Microsoft.AspNetCore.Mvc.Internal.FilterActionInvoker.<InvokeResourceFilterAsync>d__37.MoveNext() --- End of stack trace from previous location where exception was thrown --- Microsoft.AspNetCore.Mvc.Internal.FilterActionInvoker.<InvokeAsync>d__32.MoveNext() --- End of stack trace from previous location where exception was thrown --- System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) Microsoft.AspNetCore.Mvc.Internal.MvcRouteHandler.<InvokeActionAsync>d__8.MoveNext() --- End of stack trace from previous location where exception was thrown --- System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) Microsoft.AspNetCore.Builder.RouterMiddleware.<Invoke>d__4.MoveNext() --- End of stack trace from previous location where exception was thrown --- System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) Microsoft.AspNetCore.Builder.Extensions.MapMiddleware.<Invoke>d__3.MoveNext() --- End of stack trace from previous location where exception was thrown --- System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) System.Runtime.CompilerServices.TaskAwaiter.GetResult() Microsoft.AspNetCore.SpaServices.Webpack.ConditionalProxyMiddleware.<Invoke>d__5.MoveNext() --- End of stack trace from previous location where exception was thrown --- System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) Microsoft.AspNetCore.Diagnostics.DeveloperExceptionPageMiddleware.<Invoke>d__7.MoveNext() Show raw exception details ```
fergalmoran added the bugwaitingbugbugbugwaiting labels 2025-08-09 17:20:40 +00:00
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Reference: github/JavaScriptServices#1568
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