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Error Handling in exception

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  • D Offline
    D Offline
    DotNet
    wrote on last edited by
    #1

    Can anyone please help me on the error handling? This code below is belongs to SQL. I'm doing in Access. Catch ex As Exception if ex.Number = 2627 <---- ex.Number is not support in system.data.OleDb. Any solution? Please help. Try myCommand.ExecuteNonQuery() Message.Style("color") = "DarkBlue" Message.InnerHtml = "Record is created successfully." Catch ex As SqlException If ex.Number = 2627 Then Message.InnerHtml = "ERROR: A record already exists with " _ & "the same primary key" Else Message.InnerHtml = "ERROR: Could not add record, please " _ & "ensure the fields are correctly filled out" Message.Style("color") = "red" End If End Try

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    • D DotNet

      Can anyone please help me on the error handling? This code below is belongs to SQL. I'm doing in Access. Catch ex As Exception if ex.Number = 2627 <---- ex.Number is not support in system.data.OleDb. Any solution? Please help. Try myCommand.ExecuteNonQuery() Message.Style("color") = "DarkBlue" Message.InnerHtml = "Record is created successfully." Catch ex As SqlException If ex.Number = 2627 Then Message.InnerHtml = "ERROR: A record already exists with " _ & "the same primary key" Else Message.InnerHtml = "ERROR: Could not add record, please " _ & "ensure the fields are correctly filled out" Message.Style("color") = "red" End If End Try

      M Offline
      M Offline
      Mike Ellison
      wrote on last edited by
      #2

      The exception class SqlException exposes a property called Number. The OleDbException class does not. If you're using OleDb against an Access database, you'd want to determine how the "primary key" error is reflected in OleDbException - take a look at OleDbException in the SDK documentation. OleDbException does provide an ErrorCode property and an Errors collection - both may be useful for this purpose. I don't know what ErrorCode is returned on a "primary key already exists" error, but you could find out easily enough catching the OleDbException, setting your Message.InnerHtml value to the ErrorCode, and running a test where you try to insert a duplicate record.

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