Subject: .net 6.o   getting error "SamlException: Unable to write Form data to the response stream" on sending request to IDP url
Date: 2023-04-01 06:54:03
From: sarojekka
Source: net-6-o-getting-error-samlexception-unable-write-form-data-response-stream-sending-request-idp-url

AuthRequest.SendHttpPost(Response, idpUrl, relayState);

SamlException: Unable to write Form data to the response stream.
   -->Inner Exception InvalidOperationException: Synchronous operations are disallowed. Call WriteAsync or set AllowSynchronousIO to true instead.
Stack Trace:   at Microsoft.AspNetCore.Server.IIS.Core.HttpResponseStream.Write(Byte[] buffer, Int32 offset, Int32 count)
   at Microsoft.AspNetCore.Server.IIS.Core.WrappingStream.Write(Byte[] buffer, Int32 offset, Int32 count)
   at System.IO.Stream.Write(ReadOnlySpan`1 buffer)
   at System.IO.StreamWriter.Flush(Boolean flushStream, Boolean flushEncoder)
   at System.IO.StreamWriter.Write(String value)
   at c_b.c_759a07c9(Stream )


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