title: Error pushing changes to cloud foundry
body: <p>from my local host, I connected to blue mix with </p>
  
  <pre><code> cf api https://api.ng.bluemix.net
  </code></pre>
  
  <p>I logged in and then I pushed the changes with </p>
  
  <pre><code> cf push
  </code></pre>
  
  <p>However, in the console, </p>
  
  <pre><code> Uploading MY_PROJECT...
   Uploading app files from: /Users/MyName/Documents/MY_PROJECT
   Uploading 437.7K, 386 files
   Done uploading               
   FAILED
   Error processing app files: Error uploading application.
   The resource file mode is invalid: File mode '0444' is invalid.
   (venv) My-iMac:MY_PROJECT MyName$ 
  </code></pre>
  
  <p>How do I trouble shoot this?</p>