Error 0x80071B70

Value: -2147017872 | 0x80071B70 | 2147949424

What does it mean ?

ERROR_CTX_WINSTATION_BUSY  
The task you are trying to do can't be completed because Remote Desktop Services is currently busy. Please try again in a few minutes. Other users should still be able to log on.
Value: 7024 | 0x1B70 | 0b0001101101110000

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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