Article ID: 959248 - View products that this article applies to.
When you process e-mail messages by using the Microsoft Dynamics CRM E-mail Router, Microsoft Dynamics CRM 4.0 slows to unacceptable levels. Therefore, all activity views cannot be viewed. This problem occurs if the following conditions are true:
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
Installation informationInstall this cumulative update rollup on computers that are running the Microsoft Dynamics CRM 4.0 Router components.
To maximize the performance of this cumulative update rollup, you must add additional SQL Server indexes to the <OrganizationName>_MSCRM database. <OrganizationName> is a placeholder for the name of the Microsoft Dynamics CRM organization. You can do this before or after you apply this hotfix.
Before you add the additional SQL Server indexes, verify that the additional SQL Server indexes do not already exist in the MSCRM database. To do this, run the following commands against the MSCRM database:
sp_helpindex ActivityPointerBaseIf the additional SQL Server indexes exist, these commands will result in output that resembles the following:
index_name index_description index_keysVerify that none of the additional SQL Server indexes have columns that are the same as the ones in the indexes below. If a duplicate index is created, it will make the Microsoft Dynamics CRM SQL performance slower rather than faster.
cndx_ActivityPointer clustered, unique located on PRIMARY ActivityId, StateCode, ActivityTypeCode
ndx_ActivityPointerCover1 nonclustered located on PRIMARY ScheduledEnd, RegardingObjectTypeCode
To create the additional SQL Server indexes, run the following SQL statement in SQL Server Management Studio. Change the USE <OrganizationName>_MSCRM statement to the actual organization and database name.
PrerequisitesYou must have Microsoft Dynamics CRM 4.0 installed to apply this cumulative update rollup.
Restart requirementIf you are prompted to restart the computer, you must restart the computer after you apply this cumulative update rollup.
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
For more information about software update terminology, click the following article number to view the article in the Microsoft Knowledge Base:
824684For more information about Microsoft Dynamics CRM software hotfix and update package terminology, click the following article number to view the article 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: 959248 - Last Review: January 20, 2012 - Revision: 4.2
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