WUA:A request to remove the Windows Update service or to unregister it with Automatic Updates was declined because it is a built-in service and/or Automatic Updates cannot fall back to another service.
WUA:A download manager operation failed because the download manager was unable to connect the Background Intelligent Transfer ...
WUA:A download manager operation failed because there was an unspecified Background Intelligent Transfer Service (BITS) transfer ...
WUA:A request for the handler to install (uninstall) an update could not be completed because the update does not support ...
WUA:A request to hide an update was declined because it is a mandatory update or because it was deployed with a deadline. ...
WUA:A request to remove the Windows Update service or to unregister it with Automatic Updates was declined because it is ...
WUA:An expression evaluator operation could not be completed because an expression contains an incorrect number of metadata ...
WUA:An expression evaluator operation could not be completed because the cluster state of the computer could not be determined. ...
WUA:An expression evaluator operation could not be completed because the version of the serialized expression data is invalid. ...
WUA:Another conflicting operation was in progress. Some operations such as installation cannot be performed twice simultaneously. ...