Article ID: 957871 - View products that this article applies to.
You intensively use workflows in Microsoft Dynamics CRM 4.0. When the workflow rules update Microsoft Dynamics CRM records, many Workflow Expansion Task records are created in the AsyncOperationBase table of your MSCRM database. However, when the jobs are completed, the Workflow Expansion Task records remain in the database. Therefore, the AsyncOperationBase table continues to grow. Eventually, performance decreases.
Note The AsyncOperationType property for these records is 1.
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 informationImportant This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:
322756Install this cumulative update rollup on computers that are running the Microsoft Dynamics CRM server components and the Microsoft Dynamics CRM client for Outlook components.
(http://support.microsoft.com/kb/322756/ )How to back up and restore the registry in Windows
After this cumulative update rollup is installed on the Microsoft Dynamics CRM server, you must enable this cumulative update rollup. To do this, follow these steps:
Note This hotfix is proactive only. Therefore, when the hotfix is installed and activated, only new Workflow Expansion Task records are deleted automatically.
If the AsyncOperationBase table and the WorkflowLogBase table are already large because of these workflow records, you must perform a cleanup of these tables by using the Microsoft SQL Server cleanup script that is included in the following Microsoft Knowledge Base article:
(http://support.microsoft.com/kb/968520/ )Performance is slow if the AsyncOperationBase table becomes too large in Microsoft Dynamics CRM 4.0
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 AsyncOperationType class, visit the following Microsoft Web site:
http://msdn.microsoft.com/en-us/library/bb955407.aspxFor 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 Business Solutions 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/LN/ )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: 957871 - Last Review: January 20, 2012 - Revision: 7.2
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