BizTalk Adapter for DB2 doesn't return useful error when send port custom SELECT statement contains duplicate columns in WHERE clause CASE expression. Additionally, you receive the following error:
An item with the same key has already been added.
BizTalk Adapter for DB2 doesn't return useful error due to which the user identifies incorrect duplicate column references in WHERE clause CASE expression.
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.
This issue is fixed in the following cumulative update for Host Integration Server:
Learn about the terminology that Microsoft uses to describe software updates.