typo3/sysext/frontend/Classes/View/AdminPanelView.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/typo3/sysext/frontend/Classes/View/AdminPanelView.php b/typo3/sysext/frontend/Classes/View/AdminPanelView.php
index aa628c7..3ac6dd8 100644
--- a/typo3/sysext/frontend/Classes/View/AdminPanelView.php
+++ b/typo3/sysext/frontend/Classes/View/AdminPanelView.php
@@ -177,7 +177,7 @@ class AdminPanelView {
 				return TRUE;
 			}
 			// Override all settings with user TSconfig
-			if ($val && $GLOBALS['BE_USER']->extAdminConfig['override.'][$sectionName . '.'][$val]) {
+			if ($val && isset($GLOBALS['BE_USER']->extAdminConfig['override.'][$sectionName . '.'][$val])) {
 				return $GLOBALS['BE_USER']->extAdminConfig['override.'][$sectionName . '.'][$val];
 			}
 			if ($GLOBALS['BE_USER']->extAdminConfig['override.'][$sectionName]) {