elsif ( $lasttime < time() - $timeout ) {
# timed logout
$info{'timed_out'} = 1;
- $session->delete();
+ $session->delete() if $session;
C4::Context->_unset_userenv($sessionID);
_session_log(sprintf "%20s from %16s logged out at %30s (inactivity).\n", $userid,$ip,(strftime "%c",localtime));
$userid = undef;