title: improperly specified vm option when launching android studio
body: <p><a href="https://i.stack.imgur.com/54bfg.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/54bfg.png" alt="enter image description here" /></a></p>
  <p>to speed up android studio i changed some setting which i seen in stackoverflow .
  i changed <strong>Help&gt; Edit Custom VM Options</strong> to</p>
  <pre><code>-Xms1024m 
  -Xmx4096m 
  -XX:MaxPermSize=1024m 
  -XX:ReservedCodeCacheSize=440m 
  -XX:+UseCompressedOops 
  -XX:-HeapDumpOnOutOfMemoryError 
  -Dfile.encoding=UTF-8
  </code></pre>
  <p>after that, when i laucnhing android studio showing this message ....</p>
  <p><strong>what i tried....</strong></p>
  <ol>
  <li>reinstlled android studio and java</li>
  <li>when i check stackoverflow they saying to delete <strong>~/.AndroidStudoio3.1/config/studio64.vmoptions</strong>but there no file like that in my directory....
  is there any other solutions?
  please help me....Thanks in advance ...</li>
  </ol>