title: Error: Unable to initialize main class org.testng.TestNG
body: <p>I am using TestNG testng-6.14.3.jar, I downloaded it and placed in test folder where testng.xml resides,</p>
  
  <p>when I give the command</p>
  
  <pre><code>java -cp "/c/Project/Test/Dependency/testng-6.14.3.jar" org.testng.TestNG testng.xml
  </code></pre>
  
  <p>it gives Error: </p>
  
  <pre><code>Picked up JAVA_TOOL_OPTIONS: -Djava.vendor="New Oracle"
  Error: Unable to initialize main class org.testng.TestNG
  Caused by: java.lang.NoClassDefFoundError: com/beust/jcommander/ParameterException
  </code></pre>
  
  <p>I am running this operation on windows via GitBash,</p>
  
  <p>Thanks.</p>