title: No tests found to run - while debugging/running Unit test cases -- Visual studio 2017 15.5.1
body: <blockquote>
  <p>Error : No tests found to run  - while debugging/running C# Unit test
  cases -- Visual studio 2017 15.5.1 not discovering test cases.</p>
  </blockquote>
  <p>Framework
  Microsoft.NET framework 4.6.1</p>
  <p>Added Test adapters as below
  MSTest.TestAdapter.1.2.0
  MSTest.TestFramework.1.2.0</p>
  <p>Test explorer not showing the test cases.</p>
  <p>This started happening after upgrading visual studio.
  Some unit test projects test cases do not get discovered in the test explorer.
  When try to debug or run  it says &quot;No tests found to run.&quot;</p>
  <p>I tried deleting project and recreating it again .. but didn't worked.</p>
  <p>Output
  [4/3/2018 2:59:25 PM Informational] No tests found to run.</p>
  <p>I have updated VS to 15.6.4
  Deleting VS test cache files DEL %TEMP%\VisualStudioTestExplorerExtensions
  Restarted Visual studio</p>
  <p>Test cases got discovered but not debugging</p>