asp.net - DataSet not defined? - Stack Overflow
Verify that DataSet is in scope (you may need to add an Import statement) or, alternatively, fully qualify the DataSet references in your code by replacing Dim ds As DataSet with Dim ds As System.Data.DataSet. Share Improve this answer Follow edited Apr 26, 2011 at 17:25 answered Apr 26, 2011 at 17:14 Ryan Wersal 3,210 1 20 29