Error 0x80070190

Value: -2147024496 | 0x80070190 | 2147942800

What does it mean ?

ERROR_THREAD_MODE_ALREADY_BACKGROUND  
The thread is already in background processing mode.
Value: 400 | 0x0190 | 0b0000000110010000

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