This is the Error details from the Event Viewer:
Type: System.Configuration.ConfigurationErrorsException
Message: The type 'Microsoft.VisualStudio.Diagnostics.ServiceModelSink.Behavior, Microsoft.VisualStudio.Diagnostics.ServiceModelSink, Version=3.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a' registered for extension 'Microsoft.VisualStudio.Diagnostics.ServiceModelSink.Behavior' could not be loaded. (C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\Config\machine.config line 192)
BareMessage: The type 'Microsoft.VisualStudio.Diagnostics.ServiceModelSink.Behavior, Microsoft.VisualStudio.Diagnostics.ServiceModelSink, Version=3.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a' registered for extension 'Microsoft.VisualStudio.Diagnostics.ServiceModelSink.Behavior' could not be loaded.
Filename: C:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\Config\machine.config
Line: 192
StackTrace:
at System.Configuration.BaseConfigurationRecord.EvaluateOne(String[] keys, SectionInput input, Boolean isTrusted, FactoryRecord factoryRecord, SectionRecord sectionRecord, Object parentResult)
at System.Configuration.BaseConfigurationRecord.Evaluate(FactoryRecord factoryRecord, SectionRecord sectionRecord, Object parentResult, Boolean getLkg, Boolean getRuntimeObject, Object& result, Object& resultRuntimeObject)
at System.Configuration.BaseConfigurationRecord.GetSectionRecursive(String configKey, Boolean getLkg, Boolean checkPermission, Boolean getRuntimeObject, Boolean requestIsHere, Object& result, Object& resultRuntimeObject)
at System.Configuration.BaseConfigurationRecord.GetSectionRecursive(String configKey, Boolean getLkg, Boolean checkPermission, Boolean getRuntimeObject, Boolean requestIsHere, Object& result, Object& resultRuntimeObject)
at System.Configuration.BaseConfigurationRecord.GetSectionRecursive(String configKey, Boolean getLkg, Boolean checkPermission, Boolean getRuntimeObject, Boolean requestIsHere, Object& result, Object& resultRuntimeObject)
at System.Configuration.BaseConfigurationRecord.GetSectionRecursive(String configKey, Boolean getLkg, Boolean checkPermission, Boolean getRuntimeObject, Boolean requestIsHere, Object& result, Object& resultRuntimeObject)
at System.Configuration.BaseConfigurationRecord.GetSection(String configKey, Boolean getLkg, Boolean checkPermission)
at System.Configuration.BaseConfigurationRecord.GetSection(String configKey)
at System.Configuration.ClientConfigurationSystem.System.Configuration.Internal.IInternalConfigSystem.GetSection(String sectionName)
at System.Configuration.ConfigurationManager.GetSection(String sectionName)
at System.ServiceModel.Configuration.ConfigurationHelpers.UnsafeGetSectionFromConfigurationManager(String sectionPath)
at System.ServiceModel.Configuration.ConfigurationHelpers.UnsafeGetAssociatedSection(ContextInformation evalContext, String sectionPath)
at System.ServiceModel.Configuration.CommonBehaviorsSection.UnsafeGetSection()
at System.ServiceModel.Description.ConfigLoader.LookupCommonBehaviors(ContextInformation context)
at System.ServiceModel.Description.ConfigLoader.LoadCommonClientBehaviors(ServiceEndpoint serviceEndpoint)
at System.ServiceModel.ChannelFactory.ApplyConfiguration(String configurationName, Configuration configuration)
at System.ServiceModel.ChannelFactory.ApplyConfiguration(String configurationName)
at System.ServiceModel.ChannelFactory.InitializeEndpoint(Binding binding, EndpointAddress address)
at System.ServiceModel.DuplexChannelFactory1..ctor(Object callbackObject, Binding binding, EndpointAddress remoteAddress) at System.ServiceModel.DuplexChannelFactory
1..ctor(InstanceContext callbackInstance, Binding binding, EndpointAddress remoteAddress)
at Microsoft.Dynamics.Nav.Client.ServiceConnection.Initialize()
at Microsoft.Dynamics.Nav.Client.ServiceConnection.OpenConnectionInternal(ConnectFailedEventArgs connectFailedArg)
at Microsoft.Dynamics.Nav.Client.ServiceConnection.OpenConnection()
at Microsoft.Dynamics.Nav.Client.FormBuilder.BuilderSession.Initialize()
at Microsoft.Dynamics.Framework.UI.UISession.Initialize()
at Microsoft.Dynamics.Framework.UI.Windows.ClientSessionBase.SetupUISession()
at Microsoft.Dynamics.Framework.UI.Windows.ClientSessionBase.Init()
at Microsoft.Dynamics.Nav.Client.Program.MainCore(String[] args)
at Microsoft.Dynamics.Nav.Client.Program.Main(String[] args)
Source: System.Configuration