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FIX: "Exception 0xc0000005 EXCEPTION_ACCESS_VIOLATION" and SQL Server 2008 R2 crashes when you start a SQL Server Extended event session

Microsoft distributes Microsoft SQL Server 2008 R2 fixes as one downloadable file. Because the fixes are cumulative, each new release contains all the hotfixes and all the security fixes that were included with the previous SQL Server 2008 R2 fix release.
SYMPTOMS
Consider the following scenario:
  • You start a SQL Server Extended Event session in Microsoft SQL Server 2008 R2.
  • You perform actions that are bound to events in the Xevent session on a case-sensitive database.
In this scenario, SQL Server may crash, and then a mini-dump file is generated. Additionally, the following exception is logged in the SQL Server error log file:
Exception 0xc0000005 EXCEPTION_ACCESS_VIOLATION
RESOLUTION

Cumulative update information

SQL Server 2008 R2 Service Pack 1

The fix for this issue was first released in Cumulative Update 1 for SQL Server 2008 R2 Service Pack 1. For more information about how to obtain this cumulative update package, click the following article number to view the article in the Microsoft Knowledge Base:
2544793 Cumulative Update package 1 for SQL Server 2008 R2 Service Pack 1
Note Because the builds are cumulative, each new fix release contains all the hotfixes and all the security fixes that were included with the previous SQL Server 2008 R2 fix release. We recommend that you consider applying the most recent fix release that contains this hotfix. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
2567616 The SQL Server 2008 R2 builds that were released after SQL Server 2008 R2 Service Pack 1 was released

SQL Server 2008 R2
The fix for this issue was first released in Cumulative Update 7. For more information about how to obtain this cumulative update package for SQL Server 2008 R2, click the following article number to view the article in the Microsoft Knowledge Base:
2507770 Cumulative Update package 7 for SQL Server 2008 R2
Note Because the builds are cumulative, each new fix release contains all the hotfixes and all the security fixes that were included with the previous SQL Server 2008 R2 fix release. We recommend that you consider applying the most recent fix release that contains this hotfix. For more information, click the following article number to view the article in the Microsoft Knowledge Base:
981356 The SQL Server 2008 R2 builds that were released after SQL Server 2008 R2 was released

STATUS
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
MORE INFORMATION
For more information about SQL Server Extended Events sessions, visit the following MSDN website:

Properties

Article ID: 2515489 - Last Review: 07/18/2011 18:13:00 - Revision: 4.0

Microsoft SQL Server 2008 R2 Datacenter, Microsoft SQL Server 2008 R2 Enterprise, Microsoft SQL Server 2008 R2 Standard, Microsoft SQL Server 2008 R2 Web, Microsoft SQL Server 2008 R2 Workgroup

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