title: Qt - Qml debugging is enabled. Only use this in a safe environment
body: <p>I'm trying to run a very simple program that just closes the window when clicking the `exit button, but get the following output provided that the application window that contains the button does <em>not</em> show up:</p>
  
  <pre class="lang-none prettyprint-override"><code>Starting C:\Users\Ola\Desktop\signal_slot1-build-desktop-Qt_4_8_1_for_Desktop_-_MSVC2008__Qt_SDK__Debug\debug\signal_slot1.exe...
  Qml debugging is enabled. Only use this in a safe environment!
  </code></pre>
  
  <p>What should I do in this case?</p>