Error 0xC00E002E

Value: -1072824274 | 0xC00E002E | 3222143022

What does it mean ?

MQ_ERROR_INTERNAL_USER_CERT_EXIST  
An internal Message Queuing certificate already exists for this user.
Value: 46 | 0x002E | 0b0000000000101110

Where does it come from ?

FACILITY_MSMQ  
Microsoft Message Queue (MSMQ)
Value: 14 | 0x00E | 0b00001110

Other Errors for FACILITY_MSMQ