title: ClearCase db_server.exe: Error: db_VISTA error -920 (errno == "Bad file descriptor")
body: <p>Seeing following errors in the server db log.</p>
  
  <p>db_server.exe(): Error: db_VISTA error -920 (errno == "Bad file descriptor")
  db_server.exe(): Error: Cannot open database in ".vbs\db"</p>
  
  <p>Any idea, seeing this error for every 20 mins. This is happening for only two vobs.</p>
  
  <p>Followed below with no luck.</p>
  
  <p><a href="http://www-01.ibm.com/support/docview.wss?uid=swg21236027" rel="nofollow">http://www-01.ibm.com/support/docview.wss?uid=swg21236027</a> </p>
  
  <p><a href="http://www-01.ibm.com/support/docview.wss?rs=984&amp;uid=swg21148639" rel="nofollow">http://www-01.ibm.com/support/docview.wss?rs=984&amp;uid=swg21148639</a></p>
  
  <p><a href="http://www-01.ibm.com/support/docview.wss?uid=swg21133944" rel="nofollow">http://www-01.ibm.com/support/docview.wss?uid=swg21133944</a></p>