Ah! :-O Well, it was worth a try. I have searched through my own code for examples of using a DataGridviewButtonColumn and all of the examples I found used the button click to load a data entry form to get the required data. on return from the data entry form they used the following syntax to set the value(s) entered: void dataGridView1_CellClick(object sender, DataGridViewCellEventArgs e) { if (Convert.ToInt32(e.ColumnIndex) == 0) { dataGridView1.Rows[e.RowIndex].Cells["Name"].Value = "America"; } } which is setting the value of the appropriate Cell in the underlying DataGridViewRow. Henry Minute Do not read medical books! You could die of a misprint. - Mark Twain Girl: (staring) "Why do you need an icy cucumber?" “I want to report a fraud. The government is lying to us all.”

You only need one table. When user updates the value, update it to database and refresh your table with latest values. Navaneeth How to use google | Ask smart questions

There are no conversion tools and nothing that is going to generate any kind of C# code for you. You have no choice but to study the existing OCX control and redesign and recode the control by hand in C#, or any other language for that matter. A guide to posting questions on CodeProject[^] Dave Kreskowiak Microsoft MVP Visual Developer - Visual Basic      2006, 2007, 2008

Thanks for all. Yes I fixed it. Now it is running. Thanks a lot. -- modified at 13:29 Sunday 8th January, 2006

Thanks for your help. bool SelectedItemCombo. Actually I have ready made this program in C#(winform) So where I used it. Once I remove it from my program in ASP.NEt it is working fine. Once again Thanks.

If I remove this "Integrated Security=SSPI;" from connecting string then It is working fine. Thanks a lot for your kind help.

Thanks a lot

Thanks a lot.

Yes, Thanks a lot.

Thanks a lot everyone. I got my answer and now I can successfully see service in windows service. Once again Thanks

Thanks to everyone. I also did in another way.