@ -502,7 +502,7 @@ BI.Layout = BI.inherit(BI.Widget, {
if (BI.isNotNull(ch)) {
var node = self._getOptions(ch);
var key = node.key == null ? startIdx : node.key;
delete self._children[self._getChildName(key)];
delete self._children[self._getChildName(startIdx)];
children[key]._destroy();
}