SqlConnection cnn = null; SqlCommand cmd = null; SqlDataAdapter sda = null; DataTable Dt = new DataTable(); cnn = new SqlConnection("Server=dbadmin01.database.windows.net;Database=dbadmin;User=info;Password=notGivingThis"); cmd = new SqlCommand("SELECT username FROM users WHERE username =@TextboxValue", cnn); cnn.Open(); cmd.CommandType = CommandType.Text; cmd.Parameters.Add("@TextboxValue", SqlDbType.VarChar).Value = txtUser.Text; sda = new SqlDataAdapter(cmd); sda.Fill(Dt); if (Dt.Rows.Count > 0) { //Works - do nothing for now } else { MessageBox.Show("Username is incorrect!", "Error", MessageBoxButton.OK, MessageBoxImage.Error); } cnn = new SqlConnection("Server=dbadmin01.database.windows.net;Database=dbadmin;User=info;Password=notGivingThis"); cmd = new SqlCommand("SELECT passcode FROM users WHERE passcode =@PasswordValue", cnn); cnn.Open(); cmd.CommandType = CommandType.Text; cmd.Parameters.Add("@PasswordValue", SqlDbType.VarChar).Value = pwdPassword.Password; sda = new SqlDataAdapter(cmd); sda.Fill(Dt); if (Dt.Rows.Count > 0) { //Works - Do nothing for now } else { MessageBox.Show("Password is incorrect!", "Error", MessageBoxButton.OK, MessageBoxImage.Error); }