private void login_btn_Click(object sender, EventArgs e) // MANUAL LOGIN { if (username.Text.Trim() == "") { MessageBox.Show("PLEASE ENTER YOUR USERNAME !!", "ERROR"); username.Focus(); return; } if (password.Text.Trim() == "") { MessageBox.Show("PLEASE ENTER YOUR PASSWORD !!", "ERROR"); password.Focus(); return; } String queryString = loginString + @" WHERE A.USERNAME LIKE '" + username.Text + @"' AND A.PASSWORD LIKE '" + GF.SHA256_encode(password.Text.Trim()) + @"' AND A.IS_USE = 1"; Dictionary <string, string> Params = new Dictionary <string, string>(); /*Params.Add("@username", username.Text); * Params.Add("@password", GF.SHA256_encode(password.Text.Trim()));*/ using (DataTable myDT = SPA_MANAGEMENT_SYSTEM.DB.getS(queryString, Params, "LOGIN BY KEY ATTEMPTED", false)) { if (myDT.Rows.Count == 0) { // LOGIN FAILED !! MessageBox.Show("LOGIN FAILED !!\r\n\r\nPLEASE CHECK YOUR USERNAME OR PASSWORD.", "ERROR"); password.Text = ""; password.Focus(); } else { //MessageBox.Show("LOGIN SUCCESS !!\r\n\r\nYOU CAN NOW PROCEED."); initMainPage(myDT); } } }