check if screen has already been built

diff --git a/lib/python/Components/MenuList.py b/lib/python/Components/MenuList.py
index 708757474af99034b9cefb72502e733fe314bd71..dcbe7c1a45ea12ed93236d1ead3bfb152d36d62e 100644 (file)
--- a/lib/python/Components/MenuList.py
+++ b/lib/python/Components/MenuList.py
@@ -38,7 +38,8 @@ class MenuList(HTMLComponent, GUIComponent):
                self.l.setList(self.list)
 
        def moveToIndex(self, idx):
-               self.instance.moveSelectionTo(idx)
+               if self.instance is not None:
+                       self.instance.moveSelectionTo(idx)
 
        def pageUp(self):
                if self.instance is not None: