title: Error with Pyinstaller & PyQt5 "Cannot find existing PyQt5 plugin directories"
body: <p>I work with Anaconda 5.3.0 and Python 3.7.</p>
  
  <p>An application was made and I want to create an executable file with <code>Pyinstaller</code>, the case is that I miss the following error:</p>
  
  <blockquote>
    <p>Exception: Cannot find existing PyQt5 plugin directories Paths
    checked:
    C:/Miniconda3/conda-bld/qt_1535195524645/_h_env/Library/plugins</p>
  </blockquote>