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sorry i am a newbie and my friend found out some coding error.
i am not able to understand what the problem is.

SqlConnection conn = new SqlConnection();
            conn.ConnectionString = @"Data Source=.\SQLEXPRESS;AttachDbFilename=E:\project\Projects\labelnameinsecondformtry\labelnameinsecondformtry\Database1.mdf;Integrated Security=True;User Instance=True";
            SqlCommand cmd = new SqlCommand();
            cmd.Connection = conn;
                cmd.CommandText = "Insert into Table2 values (username)";
                cmd.Parameters.Add("@username", SqlDbType.VarChar).Value =textBox1.Text;
                MessageBox.Show("hello welcome");

the error is comming new executenonquery and saying that
Invalid column name 'username' but username column us there in my database whats the real problem in this coding
Posted 13-Nov-12 3:50am

1 solution

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Solution 1

Your commandText is incorrect. The proper syntax for an insert statement would be:
INSERT INTO Table2 (username) VALUES (@username)

Here is a resource on the INSERT statement: TSQL INSERT[^]
shaikh-adil 13-Nov-12 10:42am
oh sorry it was a silly mistake
thanks for helping
Marcus Kramer 13-Nov-12 13:05pm
You are welcome.
RaisKazi 13-Nov-12 11:08am
A 5!
Marcus Kramer 13-Nov-12 13:05pm
Thanks, Rais
sariqkhan 15-Nov-12 7:30am

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