title: symfony2 error: sessionHandler::read()
body: <p>i got this error in production server. everything is ok on local server.</p>
  
  <pre><code>request.CRITICAL: Uncaught PHP Exception ErrorException: 
  Warning: SessionHandler::read(): open(C:/Inetpub/vhosts//tanur.ir/vhosts/tanur.ir/private/session\sess_3olhvc8osdevomrh72bhsra4k6, O_RDWR) 
  failed: No such file or directory (2) in C:\Inetpub\vhosts\tanur.ir\httpdocs\Symfony\vendor\symfony\symfony\src\Symfony\Component\HttpFoundation\Session\Storage\Proxy\SessionHandlerProxy.php line 69" 
  at C:\Inetpub\vhosts\tanur.ir\httpdocs\Symfony\vendor\symfony\symfony\src\Symfony\Component\HttpFoundation\Session\Storage\Proxy\SessionHandlerProxy.php line 69 [] []
  </code></pre>
  
  <p>php version is 5.4.16 on production server</p>