title: ORA-01019 connecting to Oracle from Excel Windows 7
body: <p>I was able to connect and query successfully yesterday in Excel on Windows 7
  but I don't know what happened, now it is throwing me error <br>.</p>
  
  <pre><code>ORA-01019: unable to allocate memory in the user side 
  </code></pre>
  
  <p>I restarted PC, Cleaned cache, try connecting to database via Crystal reports and it works , tried connecting to database via SQLPlus and it works there too.</p>
  
  <p>No Matter what I try to do it gives me unable to allocate memory in the user side even while setting up new connection.</p>
  
  <p>Only gives me this error in excel.
  I didn't make any changes to PC or Oracle.</p>