Error 0x80072735

Value: -2147014859 | 0x80072735 | 2147952437

What does it mean ?

WSAEALREADY  
An operation was attempted on a non-blocking socket that already had an operation in progress.
Value: 10037 | 0x2735 | 0b0010011100110101

Where does it come from ?

FACILITY_WIN32  
Provides a way to handle error codes from functions in the Win32 API as an HRESULT. (Error codes in 16 - bit OLE that duplicated Win32 error codes have also been changed to FACILITY_WIN32)
Value: 7 | 0x007 | 0b00000111

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Other Errors for FACILITY_WIN32