Unit Testing Error - The unit test adapter failed to connect to the data source or to read the data

Question

I\'m using VSTS 2K8 and I\'ve set up a Unit Test Project. In it, I have a test class with a method that does a simple assertion. I\'m using an Excel 2007 spreadsheet as my

Answer 1

The Sheet Name should have a '$' appended otherwise it will definitely fail (still valid for Visual Studio 2015) like: "Sheet1$".