Thank you for writing.
I made a sample test according to your description and when I set the DataSource
of the grid to null
it shows the "No data to display" string and the rows, columns and the summary row are not displayed. Attached you can find a sample project demonstrating this.
However, you can always call the Clear
method of the desired summary row collection:
I hope that you find the provided information useful. Let us know if you have any other questions.
the Telerik team