WUA:An expression evaluator operation could not be completed because the version of the serialized expression data is invalid.
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. ...
WUA:Same as HTTP status 502 - the server, while acting as a gateway or proxy, received an invalid response from the upstream ...
WUA:Same as SOAPCLIENT_INITIALIZE_ERROR - initialization of the SOAP client failed, possibly because of an MSXML installation ...
WUA:Same as SOAPCLIENT_SOAPFAULT - SOAP client failed because there was a SOAP fault for reasons of WU_E_PT_SOAP_* error ...