Error 0xC00CE01F

Value: -1072898017 | 0xC00CE01F | 3222069279

What does it mean ?

XML_E_INVALID_UNICODE  
Invalid Unicode character value for this platform.
Value: 57375 | 0xE01F | 0b1110000000011111

Where does it come from ?

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

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