title: new Thread(runnable, name) return null
body: <p>I have a problem with a multi-threaded application, bound to button stop thread</p>
  
  <pre><code>thread = NULL;
  </code></pre>
  
  <p>after that I start another thread (using the same variable)</p>
  
  <pre><code>thread = new Thread(this, "game");
  thread.start();
  </code></pre>
  
  <p>after new Thread, thread is still null and I don't know why please help.</p>