Make sure selected call exists before using it

2018-07-21 02:31:30 -04:00
parent fe405cfba8
commit e955cff24f
1 changed files with 5 additions and 3 deletions
@@ -6884,9 +6884,11 @@ void MainWindow::on_snrMacroButton_clicked(){
    auto items = ui->tableWidgetCalls->selectedItems();
    if(!items.isEmpty()){
        QString selectedCall = items.first()->text();
-        int snr = m_callActivity[selectedCall].snr;
-        addMessageText(Varicode::formatSNR(snr));
-        return;
+        if(m_callActivity.contains(selectedCall)){
+            int snr = m_callActivity[selectedCall].snr;
+            addMessageText(Varicode::formatSNR(snr));
+            return;
+        }
    }

    int offset = currentFreq();