Article ID: 2832137 - View products that this article applies to.
Consider the following scenario:
A network-related or instance-specific error occurred while establishing a connection to SQL Server. The server was not found or was not accessible. Verify that the instance name is correct and that SQL Server is configured to allow remote connections. (provider: Named Pipes Provider, error: 40 - Could not open a connection to SQL Server) (.Net SqlClient Data Provider)
To resolve the issue, apply the fix that is introduced in the following Microsoft Knowledge Base (KB) article:
2830546Note KB 2830546 includes the fixes from KB articles 2830546, 2832136
(http://support.microsoft.com/kb/2830546/ )FIX: The vertical scroll bar on the target schema does not work correctly when you use Visual Studio to design a BizTalk Server 2013 map
(http://support.microsoft.com/kb/2832136/ )and 2832137
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
To work around this issue, enable BAM alerts before you apply the configuration.
For information about the service packs and cumulative update list for BizTalk Server, click the following article number to view the article in the Microsoft Knowledge Base:
2555976For more information about BizTalk Server hotfixes, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/2555976/ )Service pack and cumulative update list for BizTalk Server
(http://support.microsoft.com/kb/2003907 / )Information about BizTalk hotfixes and Service Pack support