From fe85c64afbb2f61f6cc0014dc14f7b1ffcd6bb96 Mon Sep 17 00:00:00 2001
From: g4b0 <g4b0@g4b0.zirak.local>
Date: Tue, 2 Apr 2013 09:04:15 +0200
Subject: [PATCH] Bugfix: check array before shifting

---
 code/form/WidgetAreaEditor.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/code/form/WidgetAreaEditor.php b/code/form/WidgetAreaEditor.php
index 4edc40f..bc0cff7 100644
--- a/code/form/WidgetAreaEditor.php
+++ b/code/form/WidgetAreaEditor.php
@@ -40,7 +40,7 @@ class WidgetAreaEditor extends FormField {
 		
 		foreach($this->widgetClasses as $widgetClass) {
 			$classes = ClassInfo::subclassesFor($widgetClass);
-			array_shift($classes);
+			if(count($classes) > 1) array_shift($classes);
 			foreach($classes as $class) {
 				$widgets->push(singleton($class));
 			}