Error 0x8004010E

Value: -2147221234 | 0x8004010E | 2147746062

What does it mean ?

_MAPI_E_NOT_ENOUGH_RESOURCES  
MAPI: Not enough system resources were available to complete the operation.
Value: 270 | 0x010E | 0b0000000100001110

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