$ svn diff
Index: main.inc.php
===================================================================
--- main.inc.php        (revision 1685)
+++ main.inc.php        (working copy)
@@ -138,7 +138,7 @@
   if($MPC['state'] == 'active')
        {
        global $conf;
-         if (isset($page['section']) and $page['section'] == 'contact')
+  if (isset($page['section']) and $page['section'] == 'contact' and isset($conf['contactmeta']) and strpos($conf['contactmeta'], ',') !== false)
                {
 $metacontact = explode(',', $conf['contactmeta']);
 $metakeyED=trigger_event('AP_render_content', $metacontact[0]);
Index: admin/admin.php
===================================================================
--- admin/admin.php     (revision 1685)
+++ admin/admin.php     (working copy)                                                                                                                                                                                                                                                 
@@ -226,6 +226,10 @@
        break;
 
        case 'contactmeta':
+    if (empty($conf['contactmeta']))
+    {
+      $conf['contactmeta'] = ',';
+    }
 
 $metacontact = explode(',', $conf['contactmeta']);