Windows error 0x80090321, -2146893023

Detailed Error Information

SEC_E_BUFFER_TOO_SMALL[1]

MessageThe buffers supplied to a function was too small.
Declared inwinerror.h

HRESULT analysis[2]

FlagsSeverityFailure
Reserved (R)false
OriginMicrosoft
NTSTATUSfalse
Reserved (X)false
FacilityCode9 (0x009)
NameFACILITY_SSPI[2][1]
DescriptionThe source of the error code is the Security API layer.[2][1]
Error Code801 (0x0321)

Questions

6votes
1answer

What is causing intermittent SEC_E_BUFFER_TOO_SMALL error coming from WinHttpSendRequest?

I have a tool which executes an HTTPS POST command against the same URL with same headers, same post body, etc. for a number of iterations. What I have run into is that for some testers, every so often the WinHttpSendRequest() function fails and the subsequent call to GetLastError() returns [...] read more
c++
ssl
https
winhttp

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Sources

  1. winerror.h from Windows SDK 10.0.14393.0
  2. https://msdn.microsoft.com/en-us/library/cc231198.aspx

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