Error 0xC00CE515

Value: -1072896747 | 0xC00CE515 | 3222070549

What does it mean ?

XML_E_BADCHARINMIXEDMODEL  
Mixed content model cannot contain this character.
Value: 58645 | 0xE515 | 0b1110010100010101

Where does it come from ?

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

Other Errors for FACILITY_INTERNET