Avoiding an exception

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I am creating the rows in datagridview at run time.And insert data into it according to
excuted query.
It works welll for first time after running the program.
So after executed query for second time i have to delete the previous rows.
So i am using there datagridview.Rows.Clear method but will throw an exception cannot
clear this.
So how to remove it..?
Or there is any other way to delete previous rows from datagridview..?

Posted 24-Jan-11 22:34pm

Sagarkadam

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Thomas Krojer 25-Jan-11 4:43am

Please add the exception to your question. And maybe a bit more of your code.

shakil0304003 25-Jan-11 4:52am

Please give your exception?

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Dylan Morley · Answer 1 · 2011-01-24T22:45:00

Solution 1

If you've bound the datagrid to a datasource, you can't just clear the rows.

You need to unbind (set to null) the datasource reference in the grid, or remove the rows from your datasource and rebind the grid

Posted 24-Jan-11 22:45pm

Dylan Morley