private void removeTag(object sender, EventArgs e) { checkFiles(); if (comboBox3.Text != "") { string message = "Are you sure you want to REMOVE the column \"" + comboBox3.Text + "\" from the table?\n" + "All the data it contains will be deleted!"; DialogResult result = MessageBox.Show(message, "Warning!", MessageBoxButtons.YesNo); if (result == DialogResult.Yes) { client.Remove(comboBox3.Text); form1Load(sender, e); myUpdate(); } } }