Hotfix for January 2016

    Jeff here from the SDK team. This month there is only 1 public hotfix because of the holidays.   3047331 “0x00000050″ Stop error on a failover cluster that is running Windows Server 2012 R2 or Windows Server 2012   Happy patching. /Jeff Follow us on Twitter, www.twitter.com/WindowsSDK.

1

Why CryptCATAdminCalcHashFromFileHandle fails with a seemingly unexpected error code

CryptCATAdminCalcHashFromFileHandle can fail when evaluating a file path to an executable while setting the last error code to 0x800700c1.  It’s an HRESULT instead of just an error code, but the relevant portion of the error code is 0xc1 (193L).  That is the error code for ERROR_BAD_EXE_FORMAT.  In some cases, this will happen even though the…