private void comboBoxSearchAndReplaceSet_SelectedIndexChanged(object sender, EventArgs e) { // Set tooltip with description of the existing set try { string toolTipText = SearchAndReplaceUtil.ExistingSets[SearchAndReplaceUtil.GetExistingSetInfoIndexByReadableName(comboBoxSearchAndReplaceSet.Text)][2]; toolTipComboBoxSearchAndReplaceSet.SetToolTip(comboBoxSearchAndReplaceSet, toolTipText); } catch { } }