[Issue: 215] : Fixing notices that are generated
[Issue: 215] : Fixing notices that are generated
omusico/zfdatagrid,ashishittechnosoft/zfdatagrid,ashishittechnosoft/zfdatagrid,ashishittechnosoft/zfdatagrid,ashishittechnosoft/zfdatagrid,omusico/zfdatagrid,omusico/zfdatagrid,omusico/zfdatagrid