private void loginButton_Click(object sender, EventArgs e) { string username = this.usernameTextBox.Text; string password = this.passwordTextBox.Text; if (username == "" || password == "") { MessageBox.Show("All fields are mandatory"); } else { LoginRepo loginRepo = new LoginRepo(); if (loginRepo.LoginUser(username, password) == true) { BankApp.loggedUser = username; ////UserForm userForm = new UserForm(); ////userForm.Region = this.Region; this.Hide(); //userForm.MdiParent = Owner; //userForm.Show(); } } }