[Solved] ASP.Net Error: String or binary data would be truncated. The statement has been terminated

This insert code is showing this error below. i don't know what the problem is i have checked my database and it still not from there.

String or binary data would be truncated. The statement has been terminated.

using (SqlConnection con = new SqlConnection())
{
    con.ConnectionString = str;
    using (SqlCommand cmd = new SqlCommand())
    {
        cmd.CommandType = CommandType.Text;
        cmd.Connection = con;
        cmd.CommandText = "INSERT INTO CustomerAccount (Account_Type,Account_Officer,Verified_By,Payment_Type,Charges) VALUES(@Account_Type,@Account_Officer,@Verified_By,@Payment_Type,@Charges)";
        //  cmd.Parameters.AddWithValue("@Processed_By", ddlp);
        cmd.Parameters.AddWithValue("@Account_Type", ddlaccountype.SelectedItem.Text.Trim());
        cmd.Parameters.AddWithValue("@Verified_By", txtverifiedby.Text.Trim());
        cmd.Parameters.AddWithValue("@Charges", txtcharges.Text.Trim());
        cmd.Parameters.AddWithValue("@Payment_Type", ddlpaymentype.SelectedItem.Text);
        cmd.Parameters.AddWithValue("@Account_Officer", txtaccountofficer.Text.Trim());
        // cmd.Parameters.AddWithValue("@Balance", totam);
        con.Open();
        inserted = cmd.ExecuteNonQuery();
        // txtphone.Text = sdr["Phone"].ToString();
        con.Close();
        //BindGridreport();
    }
}