Notice: Undefined index: no_create in /var/www/virtual/xxx/include/functions_config.inc.php on line 1218
Notice: Undefined index: head_title in /var/www/virtual/xxx/include/functions_smarty.inc.php on line 964
Notice: Undefined index: head_subtitle in /var/www/virtual/xxx/include/functions_smarty.inc.php on line 965
Notice: Undefined variable: template_loaded_config in /var/www/virtual/xxx/include/functions_smarty.inc.php on line 1004
orNotice: Undefined index: plugintab in /var/www/virtual/xxx/plugins/serendipity_plugin_twitter/serendipity_event_twitter.php on line 125
are thrown when error_reporting is set to E_ALL.Notice: Undefined index: description in /var/www/virtual/xxx/include/functions_plugins_admin.inc.php on line 43
Not only is this this flawed programming, it is also a potential security risk (not only when register_globals is activated).
You should reduce these notices. Properly written PHP applications shouldn't even throw E_STRICT notices.