if ( $sessionID = $query->cookie("CGISESSID") ) {
C4::Context->_new_userenv($sessionID);
my $session =
- new CGI::Session( "driver:File;serializer:yaml", $sessionID,
+ new CGI::Session( "driver:File", $sessionID,
{ Directory => '/tmp' } );
if ( $session->param('cardnumber') ) {
C4::Context::set_userenv(