NullReferenceException during server shutdown

[halter73]

Application is shutting down...
warn: Microsoft.AspNetCore.Server.Kestrel[0]
      Connection processing ended abnormally
System.NullReferenceException: Object reference not set to an instance of an object.
   at Microsoft.AspNetCore.Server.Kestrel.Internal.Http.Frame.StopStreams() in C:\Users\shalter\KestrelHttpServer\src\Microsoft.AspNetCore.Server.Kestrel\Internal\Http\Frame.cs:line 311
   at Microsoft.AspNetCore.Server.Kestrel.Internal.Http.Frame`1.<RequestProcessingAsync>d__2.MoveNext() in C:\Users\shalter\KestrelHttpServer\src\Microsoft.AspNetCore.Server.Kestrel\Internal\Http\FrameOfT.cs:line 165

It looks like this can happen if the server is being shutdown before the first request is even being processed.