Error 0x800710EF

Value: -2147020561 | 0x800710EF | 2147946735

What does it mean ?

ERROR_CANT_DELETE_LAST_ITEM  
The last remaining item in this group or resource cannot be deleted.
Value: 4335 | 0x10EF | 0b0001000011101111

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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