title: Eclipse Error java.io.IOEception: Invalid Keystore format?
body: <p>What happend to me today is this, whenever I try to RUN an application no matter how simple it is, I get this error:</p>
  
  <pre><code>java.io.IOEception: Invalid Keystore format
  </code></pre>
  
  <p>I have been running applications on my AVD for weeks without any problem, but today everything went bad.</p>
  
  <p>To be honest, I modified the R.java file of one of the applications because it was showing me a stupid error, that when everything went bad.</p>