Error 0x80045346

Value: -2147200186 | 0x80045346 | 2147767110

What does it mean ?

FSRM_E_CACHE_MODULE_ALREADY_EXISTS  
A cache storage module already exists.
Value: 21318 | 0x5346 | 0b0101001101000110

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

Other Errors for FACILITY_ITF