title: Qt Creator custom build step cannot copy file
body: <p>I wanna to copy a file to build dist directory in Qt Creator Custom Build Step:</p>
  
  <p><a href="https://i.stack.imgur.com/txprf.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/txprf.png" alt="enter image description here"></a>
  But after I Build, the error thrown:</p>
  
  <pre><code> Could not start process "copy" C:\Users\W\Desktop\StockKLine-master\StockKLine-master\dataKLine.txt C:\Users\W\Desktop\StockKLine-master\build-StockKLine-Desktop_Qt_5_11_2_MinGW_32bit-Debug\dataKLine.txt /Y
  </code></pre>
  
  <p><a href="https://i.stack.imgur.com/JI6Vc.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/JI6Vc.png" alt="enter image description here"></a></p>
  
  <p>However I can test the command in the cmd.exe without error</p>
  
  <p><a href="https://i.stack.imgur.com/znAq0.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/znAq0.png" alt="enter image description here"></a></p>
  
  <p>How Can I copy a file to dist folder in Qt Creator Custom Build Step?</p>