- db_update('wfpl_sessions',
- 'value', json_encode($GLOBALS['wfpl_session']['value']),
- 'where id=%i', $GLOBALS['wfpl_session']['id']
- );
+ if (count($GLOBALS['wfpl_session']['value']) > 0) {
+ $value = json_encode($GLOBALS['wfpl_session']['value']);
+ } else {
+ $value = '';
+ }
+ db_update('wfpl_sessions', 'value', $value, 'where id=%i', $GLOBALS['wfpl_session']['id']);