FIX: Build operation fails after you modify an orchestration of a BizTalk Server 2010 solution in Visual Studio 2010

Aplica-se a: BizTalk Server Branch 2010BizTalk Server Developer 2010BizTalk Server Enterprise 2010

Symptoms


After you modify an orchestration of a Microsoft BizTalk Server 2010 project in Microsoft Visual Studio 2010, a build operation for the BizTalk Server 2010 project fails, and code segments might be removed from the orchestration. Additionally, you might also receive the one of following build errors:
  • mismatched 'braces' '{}'
  • unexpected EOF
Note This issue might also occur when you try to build a BizTalk Server 2010 solution that was converted from a Microsoft BizTalk Server 2006 R2 or Microsoft BizTalk Server 2009 solution in Visual Studio 2010.

Cause


This issue occurs because of an access violation that occurs in the Btsmetadataom.dll module.

Note Orchestration Designer in Visual Studio 2010 uses the BtsMetadataOM.dll module.

Resolution


Cumulative update package information

The fix for this issue was first released in cumulative update package 2 for BizTalk Server 2010.

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:
2573000 Cumulative update package 2 for BizTalk Server 2010

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 BizTalk Server hotfixes, click the following article number to view the article in the Microsoft Knowledge Base:
2003907 Information about BizTalk Server hotfixes

For more information about service packs and cumulative update packages for BizTalk Server, click the following article number to view the article in the Microsoft Knowledge Base: : 
2555976 Service Pack and Cumulative Update list for BizTalk Server