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Server Error in '/' Application.
Item has already been added. Key in dictionary: '' Key being added: 'Accept­Encoding'
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code. Exception Details: System.ArgumentException: Item has already been added. Key in dictionary: '' Key being added: 'Accept­Encoding'
Source Error:
An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.
Stack Trace:
[ArgumentException: Item has already been added. Key in dictionary: '' Key being added: 'Accept‐Encoding']
System.Collections.Hashtable.Insert(Object key, Object nvalue, Boolean add) +13912903
System.Collections.Specialized.NameObjectCollectionBase.BaseAdd(String name, Object value) +174
System.Web.HttpHeaderCollection.SynchronizeHeader(String name, String value) +35
System.Web.HttpRequest.FillInHeadersCollection() +118
System.Web.HttpRequest.EnsureHeaders() +168
System.Web.HttpRequest.get_Headers() +16
Metrohm.Internet.Core.Processors.<>c__DisplayClass1.<RegisterTypes>b__0(IUnityContainer c) in d:\build‐dir\METCMS‐MRD8‐JOB1\NET\Backend\Metrohm.Internet.Core\Processors\ProcessorsUnityContainerBootstrapper.cs:26
Microsoft.Practices.Unity.<>c__DisplayClass2.<.ctor>b__0(IUnityContainer c, Type t, String s) +15
Microsoft.Practices.ObjectBuilder2.FactoryDelegateBuildPlanPolicy.BuildUp(IBuilderContext context) +182
Microsoft.Practices.ObjectBuilder2.BuildPlanStrategy.PreBuildUp(IBuilderContext context) +323
Microsoft.Practices.ObjectBuilder2.StrategyChain.ExecuteBuildUp(IBuilderContext context) +349
Microsoft.Practices.Unity.UnityContainer.DoBuildUp(Type t, Object existing, String name, IEnumerable`1 resolverOverrides) +442
[ResolutionFailedException: Resolution of the dependency failed, type = "Metrohm.Internet.Core.GeoIP.ICountryLookupService", name = "(none)".
Exception occurred while: while resolving.
Exception is: ArgumentException ‐ Item has already been added. Key in dictionary: '' Key being added: 'Accept‐Encoding'
‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐
At the time of the exception, the container was:
Resolving Metrohm.Internet.Core.GeoIP.ICountryLookupService,(none)
]
Microsoft.Practices.Unity.UnityContainer.DoBuildUp(Type t, Object existing, String name, IEnumerable`1 resolverOverrides) +550
Microsoft.Practices.Unity.UnityContainer.DoBuildUp(Type t, String name, IEnumerable`1 resolverOverrides) +20
Microsoft.Practices.Unity.UnityContainerExtensions.Resolve(IUnityContainer container, ResolverOverride[] overrides) +87
Metrohm.Internet.Core.Processors.CountryResolverProcessor.ProcessRequest(HttpRequestArgs args) in d:\build‐dir\METCMS‐MRD8‐JOB1\NET\Backend\Metrohm.Internet.Core\Processors\CountryResolverProcessor.cs:52
(Object , Object[] ) +83
Sitecore.Pipelines.CorePipeline.Run(PipelineArgs args) +365
Sitecore.Nexus.Web.HttpModule.​​(Object ​​, EventArgs ​​) +457
System.Web.SyncEventExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +92
System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +165
Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.0.30319.34212
Metrohm AG, 08.01.2017
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