private void btnConfirm_Click(object sender, EventArgs e) { if (txtManagerEmail.Text == "" || txtName.Text == "" || txtStreet.Text == "" || txtTown.Text == "" || txtCounty.Text == "" || txtManagerName.Text == "" || txtManagerMobile.Text == "" || txtMaxCapacity.Text == "") { MessageBox.Show("One or more fields have been left empty! Please enter all required details.", "Empty Field(s)", MessageBoxButtons.OK, MessageBoxIcon.Error); return; } DialogResult dialogResult = MessageBox.Show("Confirm this information?", "Confirm", MessageBoxButtons.YesNo, MessageBoxIcon.Question); if (dialogResult == DialogResult.Yes) { Venue myVenue = new Venue(); myVenue.setVenueID(Convert.ToInt32(txtID.Text)); myVenue.setVenueName(txtName.Text); myVenue.setStreet(txtStreet.Text); myVenue.setCounty(txtCounty.Text); myVenue.setManagerName(txtManagerName.Text); myVenue.setManagerEmail(txtManagerEmail.Text); myVenue.setManagerMobile(txtManagerMobile.Text); myVenue.setMaxCapacity(Convert.ToInt32(txtMaxCapacity.Text)); myVenue.UpdateVenue(); MessageBox.Show("All Done!"); grdVenues.DataSource = Venue.getActiveVenuesMini().Tables["avm"]; } }