title: Stepping Thread Group throws error
body: <p>The Test looks like this:  </p>
  
  <p>"MAIN SCRIPT " -Test Plan
              Stepping Thread Group</p>
  
  <pre><code>     Test Fragment
                    Include Controller - TT3.jmx
                    Include Controller - TT6.jmx
  
           "TT3" Thread Group
                      Does  some actions like Login,Select Projoect,Logout
                      No.Of Users  : 7
                     CSV Dats Config  file : For UserName &amp; Password(TT3.csv)
  
  
           "TT6 End" Thread Group
                    Does  some actions like Login,Select Projoect,Logout
                      No.Of Users  : 2
                     CSV Dats Config  file : For UserName &amp; Password(TT6.csv)
  </code></pre>
  
  <p>When  I exectued the test Throws below error:</p>
  
  <p>2015/04/03 12:40:11 INFO  - jmeter.control.IncludeController: loadIncludedElements -- try to load included module: E:\JMETER\J_Scripts\TT3_UsingPort8080.jmx
  2015/04/03 12:40:11 WARN  - jmeter.control.IncludeController: No Test Fragment was found in included Test Plan, returning empty HashTree
  2015/04/03 12:40:11 INFO  - jmeter.control.IncludeController: loadIncludedElements -- try to load included module: E:\JMETER\J_Scripts\TT6_UsingPort8080.jmx
  2015/04/03 12:40:11 WARN  - jmeter.control.IncludeController: No Test Fragment was found in included Test Plan, returning empty HashTree
  2015/04/03 12:40:12 INFO  - jmeter.control.IncludeController: loadIncludedElements -- try to load included module: E:\JMETER\J_Scripts\TT3_UsingPort8080.jmx
  2015/04/03 12:40:12 WARN  - jmeter.control.IncludeController: No Test Fragment was found in included Test Plan, returning empty HashTree
  2015/04/03 12:40:12 INFO  - jmeter.control.IncludeController: loadIncludedElements -- try to load included module: E:\JMETER\J_Scripts\TT6_UsingPort8080.jmx
  2015/04/03 12:40:12 WARN  - jmeter.control.IncludeController: No Test Fragment was found in included Test Plan, returning empty HashTree
  2015/04/03 12:41:33 INFO  - jmeter.control.IncludeController: loadIncludedElements -- try to load included module: E:\JMETER\J_Scripts\TT3_UsingPort8080.jmx
  2015/04/03 12:41:33 WARN  - jmeter.control.IncludeController: No Test Fragment was found in included Test Plan, returning empty HashTree
  2015/04/03 12:41:33 INFO  - jmeter.control.IncludeController: loadIncludedElements -- try to load included module: E:\JMETER\J_Scripts\TT6_UsingPort8080.jmx
  2015/04/03 12:41:33 WARN  - jmeter.control.IncludeController: No Test Fragment was found in included Test Plan, returning empty HashTree</p>
  
  <p>Could some one please advise me wher am I missing?</p>
  
  <p>Thanks,
  Raj</p>