Only administrators can perform this operation on per-machine updates.
0x80248013
WU_E_DS_DUPLICATEUPDATEID
The server sent the same update to the client with two different revision IDs. wuinstall.exe exited on <MyServerName> with error code 1.
0x80244021
WU_E_PT_HTTP_STATUS_BAD_GATEWAY
Same as HTTP status 502 The server, while acting as a gateway or proxy, received an invalid response from the upstream server it accessed in attempting to fulfill the request.
0x80072EE6
ERROR_INTERNET_UNRECOGNIZED_SCHEME
The URL scheme could not be recognized or is not supported.