i am having three pages.first of all i fill register page it will redirected to next page .again i will fill this pageto move to next page. in this time i want to go back to previous page and want to edit content of that prevoius page.in this time i got one problem like"Violation of PRIMARY KEY constraint 'PK_Skills'. Cannot insert duplicate
key in object 'dbo.Skills'.
The statement has been terminated." how can i solve this problem.i am not having any primary key in my database.
please help me..............................
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