disappear editor form when add new record in filter mode

Hi,

The editor form shows when press add new record button.
but when filter grid and press add new record button
can not see the editor form popup.

And then clear filter , grid has a new blank record.

The relate code as below,please help to solve this problem.

Thanks,
Mark
 

add new record button
$("#grid").kendoGrid({
      toolbar: [{name:"create",text:"新增"}],
editable: {
        mode: "popup"
        }
})

filter grid
$("#item").kendoComboBox({
          change: function() {
             var value = this.value();
              if (value) {
                  grid.data("kendoGrid").dataSource.filter({ field: "id", operator: "eq", value: parseInt(value) });
              } else {
                  grid.data("kendoGrid").dataSource.filter({});
              }
            }
      });