diff --git a/ChangeLog b/ChangeLog
index b3dd5e22c..e9a8faae7 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -18,6 +18,7 @@ $HeadURL: https://phpmyadmin.svn.sourceforge.net/svnroot/phpmyadmin/trunk/phpMyA
 - bugs #1767759, 1216521 [data] Duplicate entry error Browse feature: this minor
   feature removed due to its complexity
 - bug #1774825 [operations] Rename database loses charset info 
+- bug #1791568 [core] Undefined cfg, thanks to Christian Schmidt
 
 2.11.0.0 (2007-08-21)
 
diff --git a/libraries/footer.inc.php b/libraries/footer.inc.php
index fa5f7edd2..26fed3756 100644
--- a/libraries/footer.inc.php
+++ b/libraries/footer.inc.php
@@ -88,7 +88,7 @@ if (window.parent.reload_querywindow) {
     window.parent.reload_querywindow(
         '<?php echo PMA_escapeJsString(PMA_ifSetOr($GLOBALS['db'], '')) ?>',
         '<?php echo PMA_escapeJsString(PMA_ifSetOr($GLOBALS['table'], '')) ?>',
-        '<?php echo strlen($GLOBALS['sql_query']) > $cfg['MaxCharactersInDisplayedSQL'] ? PMA_escapeJsString($GLOBALS['sql_query']) : ''; ?>');
+        '<?php echo strlen($GLOBALS['sql_query']) > $GLOBALS['cfg']['MaxCharactersInDisplayedSQL'] ? PMA_escapeJsString($GLOBALS['sql_query']) : ''; ?>');
 }
     <?php
 }