

Reason: Multiple CORS header 'Access-Control-Allow-Origin' not allowed.Reason: missing token 'xyz' in CORS header 'Access-Control-Allow-Headers' from CORS preflight channel.Reason: invalid token 'xyz' in CORS header 'Access-Control-Allow-Methods'.

Reason: invalid token 'xyz' in CORS header 'Access-Control-Allow-Headers'.Reason: expected 'true' in CORS header 'Access-Control-Allow-Credentials'.Reason: Did not find method in CORS header 'Access-Control-Allow-Methods'.Reason: Credential is not supported if the CORS header 'Access-Control-Allow-Origin' is '*'.Reason: CORS request external redirect not allowed.Reason: CORS preflight channel did not succeed.Reason: CORS header 'Origin' cannot be added.Reason: CORS header 'Access-Control-Allow-Origin' missing.Reason: CORS header 'Access-Control-Allow-Origin' does not match 'xyz'.CSP: require-trusted-types-for Experimental.CSP: prefetch-src Non-standard Deprecated.CSP: plugin-types Non-standard Deprecated.CSP: block-all-mixed-content Deprecated.Sec-CH-UA-Platform-Version Experimental.Sec-CH-UA-Full-Version-List Experimental.Sec-CH-Prefers-Reduced-Motion Experimental.Large-Allocation Non-standard Deprecated.Accept-CH-Lifetime Non-standard Deprecated.Have been unable to fault the installation. (I realise that this server should be replaced, and work is in hand to migrate to Azure.)Īny help appreciated. It fails after that with some proxy error. So it is connecting to, and SSL validation succeeds. Exception Details: : The request failed with HTTP status 404: Not Found. 07:51:26.546 UTC Warning WsusService.18 WebServiceCommunicationHelper.ProcessWebServiceProxyException ProcessWebServiceProxyException found Exception was WebException. 07:51:26.367 UTC Info WsusService.18 ServerCertificateValidator.VerifyServerCertificate SSL validation succeeded.

07:51:26.366 UTC Info WsusService.18 ServerCertificateValidator.IsHostAllowedException Requested host: 07:51:26.362 UTC Info WsusService.18 SusService.ValidateServerCertificateĜheckValidationResult Succeeds: CertOK 07:51:26.065 UTC Info w3wp.29ĚuthorizationManager.GetUpstreamServerUriHeaderğound config says USS is MU site

07:51:26.046 UTC Info w3wp.29ĜlientImplementation.ctor Initializing ClientWebService ProcessID = 18412, Process Start Time = 6:17:59 AM, Product Version =. This seems to be the key bit of the server log “WebException: The request failed with HTTP status 404: Not Found.Īt .SoapHttpClientProtocol.ReadResponse(SoapClientMessage message, WebResponse response, Stream responseStream, Boolean asyncCall)”Īt .SoapHttpClientProtocol.Invoke(String methodName, Object parameters)Īt .ServerSyncProxy.GetAuthConfig()Īt .InternetGetServerAuthConfig(ServerSyncProxy proxy, WebServiceCommunicationHelper webServiceHelper)Īt .Authenticate(AuthorizationManager authorizationManager, Boolean checkExpiration, ServerSyncProxy proxy, Cookie cookie, WebServiceCommunicationHelper webServiceHelper)Īt .SyncConfigUpdatesFromUSS()Īt .ExecuteSyncProtocol(Boolean allowRedirect) WSUS sync has started to fail over the last few weeks, initially intermittentl, now I cannot get it to complete at all.Ĭonsole error: Unable to resolve the specified upstream server name.
