title: Run as TestNG is getting error "An internal error occurred during: "Launching testfile"
body: <p>I am new to the <code>TestNG</code> framework. I have installed <code>TestNG</code> and I have <code>TestNG</code> jar in my C drive,  and I have added <code>TestNG</code> dependency in <code>POM.xml</code> also. </p>
  
  <pre><code>&lt;dependency&gt;
  
  &lt;groupId&gt;org.testng&lt;/groupId&gt;
  
  &lt;artifactId&gt;testng&lt;/artifactId&gt;
  
  &lt;version&gt;6.14.3&lt;/version&gt;
  
  &lt;scope&gt;test&lt;/scope&gt;
  
  &lt;/dependency&gt;
  </code></pre>
  
  <p>When I am doing Run as TestNG it is showing below error </p>
  
  <blockquote>
    <p>"An internal error occurred during: "Launching testfile".
    org/testng/eclipse/launch/ITestNGLaunchConfigurationProvider.getClasspath(Lorg/eclipse/debug/core/ILaunchConfiguration;)Ljava/util/List;"</p>
  </blockquote>
  
  <p>Please help me to resolve this issue. </p>
  
  <p>Thanks,
  Mohamed</p>
  
  <p>I have tried to uninstall TestNG M2E Integration(Optional) in Eclipse .  But  uninstall button is disabled. I could see only update button is enabled.</p>