Error 0xC00CE581

Value: -1072896639 | 0xC00CE581 | 3222070657

What does it mean ?

XML_E_DUPLICATEDOCTYPE  
Cannot have multiple DOCTYPE declarations.
Value: 58753 | 0xE581 | 0b1110010110000001

Where does it come from ?

FACILITY_INTERNET  
Wininet related (Internet APIs)
Value: 12 | 0x00C | 0b00001100

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