title: QAction: No such file or directory
body: <p>I'm getting the error  </p>
  
  <blockquote>
    <p>QAction: No such file or directory</p>
  </blockquote>
  
  <p>when I try to compile a project for plugin (C++ Library template). Weird, because I have a project for my app which also includes this header and there is no error. What might cause this?</p>