Error 0xC1210104

Value: -1054801660 | 0xC1210104 | 3240165636

What does it mean ?

WDSMCS_E_CLIENT_NOT_FOUND  
The specified client was not found.
Value: 260 | 0x0104 | 0b0000000100000100

Where does it come from ?

FACILITY_DEPLOYMENT_SERVICES_MULTICAST_SERVER  
Windows Deployment Services (WDS) Multicast Server
Value: 289 | 0x121 | 0b100100001

Other Errors for FACILITY_DEPLOYMENT_SERVICES_MULTICAST_SERVER