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Error: 'The installer failed to verify the URL. Please check that the URL provided is correct and points to the URL where MailEssentials is hosted' When Installing Spamtag

Author: Luis Fernandes Updated

Overview

The error 'The installer failed to verify the URL. Please check that the URL provided is correct and points to the URL where MailEssentials is hosted.' is received when installing Spamtag.

The installer log gfioutlookinstall_DATE.log located at %temp% shows the following error:

Client Access Version URI: http://SERVERNAME/MailEssentials_Services/clientaccessversionservice.svc Failed to validate URL: System.ServiceModel.ServiceActivationException: The requested service, 'http://SERVERNAME/MailEssentials_Services/clientaccessversionservice.svc' could not be activated. See the server's diagnostic trace logs for more information.   Server stack trace:  at System.ServiceModel.Channels.HttpChannelUtilities.ValidateRequestReplyResponse(HttpWebRequest request, HttpWebResponse response, HttpChannelFactory factory, WebException responseException, ChannelBinding channelBinding) at System.ServiceModel.Channels.HttpChannelFactory.HttpRequestChannel.HttpChannelRequest.WaitForReply(TimeSpan timeout) at System.ServiceModel.Channels.RequestChannel.Request(Message message, TimeSpan timeout) at System.ServiceModel.Dispatcher.RequestChannelBinder.Request(Message message, TimeSpan timeout) at System.ServiceModel.Channels.ServiceChannel.Call(String action, Boolean oneway, ProxyOperationRuntime operation, Object[] ins, Object[] outs, TimeSpan timeout) at System.ServiceModel.Channels.ServiceChannelProxy.InvokeService(IMethodCallMessage methodCall, ProxyOperationRuntime operation) at System.ServiceModel.Channels.ServiceChannelProxy.Invoke(IMessage message)   Exception rethrown at [0]:  at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg) at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type) at MEC.Configuration.Base.IClientAccessVersionService.GetServiceVersion() at MailEssentials.Installer.Bootstrapper.OutlookPlugin.ViewModels.InstallConfigViewModel.<.ctor>b__5(Object sender, DoWorkEventArgs args)

The following error can be found in the Application Event logs on the server:

Level: Error  Source: System.ServiceModel 4.0.0.0  ID: 3  Task Category: WebHost   WebHost failed to process a request.  Sender Information: System.ServiceModel.ServiceHostingEnvironment+HostingManager/58441078 Exception: System.ServiceModel.ServiceActivationException: The service '/MailEssentials_Services/clientaccessversionservice.svc' cannot be activated due to an exception during compilation. The exception message is: Memory gates checking failed because the free memory (672649216 bytes) is less than 5% of total memory. As a result, the service will not be available for incoming requests. To resolve this, either reduce the load on the machine or adjust the value of minFreeMemoryPercentageToActivateService on the serviceHostingEnvironment config element.. ---> System.InsufficientMemoryException: Memory gates checking failed because the free memory (672649216 bytes) is less than 5% of total memory. As a result, the service will not be available for incoming requests. To resolve this, either reduce the load on the machine or adjust the value of minFreeMemoryPercentageToActivateService on the serviceHostingEnvironment config element. at System.ServiceModel.Activation.ServiceMemoryGates.Check(Int32 minFreeMemoryPercentage, Boolean throwOnLowMemory, UInt64& availableMemoryBytes) at System.ServiceModel.ServiceHostingEnvironment.HostingManager.CheckMemoryCloseIdleServices(EventTraceActivity eventTraceActivity) at System.ServiceModel.ServiceHostingEnvironment.HostingManager.EnsureServiceAvailable(String normalizedVirtualPath, EventTraceActivity eventTraceActivity) --- End of inner exception stack trace ---  at System.ServiceModel.ServiceHostingEnvironment.HostingManager.EnsureServiceAvailable(String normalizedVirtualPath, EventTraceActivity eventTraceActivity) at System.ServiceModel.ServiceHostingEnvironment.EnsureServiceAvailableFast(String relativeVirtualPath, EventTraceActivity eventTraceActivity) Process Name: w3wp Process ID: 1364

Environment

  • GFI MailEssentials

Root Cause

The server's free memory is less than 5% of the total memory. Editing the ServiceHostingEnvironment config element is not recommended.

Resolution

Add additional memory to the server or free up the memory.