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HomeHomeDevelopment and...Development and...Getting StartedGetting StartedHow to handle duplicate data in asp.netHow to handle duplicate data in asp.net
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12/23/2011 3:21 AM
 
rajkumar


Joined: 12/22/2011
Posts: 1
I have a datatable that contain 4 records, These 4 records r also in the database here i m getting an error like this
<b>Violation of PRIMARY KEY constraint 'PK_VMIS_30'. Cannot insert duplicate key in object 'VMIS_30'. The statement has been terminated. </b>
I want to show like an message box or in the response.write("DATA ALREADY EXIXTS") statement, Post solution for this
Thanks in advance 
 
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1/21/2012 7:17 AM
 
Fuji Nguyen


Joined: 8/6/2010
Posts: 35
Prior to insert, you can do a DB look up. If the record exists then display the data already exists.

Another option would be to write code to trap error in the Try...Catch block. If there is error, exam error.message and display text accordingly.
 
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