Article ID: 951849 - View products that this article applies to.
When you run the Microsoft Dynamics CRM 4.0 E-mail Router service on a computer that has multi-core processors, you may receive the following error message:
Additionally, the following error message is logged in the event log:
An item with the same key has already been added.
The E-mail Router service could not process a provider work item using assembly: Microsoft.Crm.Tools.EmailProviders.dll and class:
Microsoft.Crm.Tools.Email.Providers.ExchangePollingMailboxProvider. System.ArgumentException: An item with the same key has already been added.
at System.ThrowHelper.ThrowArgumentException(ExceptionResource resource)
at System.Collections.Generic.Dictionary`2.Insert(TKey key, TValue value, Boolean add)
at System.Collections.Generic.Dictionary`2.Add(TKey key, TValue value)
at Microsoft.Crm.Tools.Email.Agent.ServiceCore.ExecuteProviderWork(Object providerQueueRequestObject)
This problem is fixed in the latest cumulative update rollup for Microsoft Dynamics CRM 4.0. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/949256/ )Microsoft Dynamics CRM 4.0 updates and hotfixes
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
For more information about the terminology that is used to describe Microsoft software updates, click the following article numbers to view the articles in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/824684/ )Description of the standard terminology that is used to describe Microsoft software updates
(http://support.microsoft.com/kb/887283/ )Microsoft Business Solutions CRM software hotfix and update package naming standards
Article ID: 951849 - Last Review: January 20, 2012 - Revision: 2.3
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