|Error Code||Error String||Description|
Only administrators can perform this operation on per-machine updates.
The server sent the same update to the client with two different revision IDs. wuinstall.exe exited on <MyServerName> with error code 1.
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.
The URL scheme could not be recognized or is not supported.