diff --git a/Configuration.cpp b/Configuration.cpp index 47c444a..8edef29 100644 --- a/Configuration.cpp +++ b/Configuration.cpp @@ -2097,6 +2097,11 @@ QStringList splitCalls(QString callsString){ bool Configuration::impl::validate () { + if(ui_->eot_line_edit->text().trimmed().left(2).isEmpty()){ + MessageBox::critical_message (this, tr ("Please enter an end of transmission character")); + return false; + } + auto callsign = ui_->callsign_line_edit->text().toUpper().trimmed(); if(!Varicode::isValidCallsign(callsign, nullptr) || callsign.startsWith("@")){ MessageBox::critical_message (this, tr ("The callsign format you provided is not supported"));