Error 0x80045048

Value: -2147200952 | 0x80045048 | 2147766344

What does it mean ?

SPERR_STGF_ERROR  
Error parsing the SAPI Text Grammar Format (XML grammar).
Value: 20552 | 0x5048 | 0b0101000001001000

Where does it come from ?

FACILITY_ITF  
COM/OLE Interface management. FACILITY_ITF is designated for user-defined error codes returned from interface methods
Value: 4 | 0x004 | 0b00000100

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