While rescanning  wenn i click File>open wallet  in time wenn mouse cursor touch "open wallet" item app just immediately crashed.
V0.18.0 
{
    
    if(event->mimeData()->hasUrls())
        event->acceptProposedAction();
}
void BitcoinGUI::dropEvent(QDropEvent *event)
{
    if(event->mimeData()->hasUrls())
    {
        for (const QUrl &uri : event->mimeData()->urls())
        {
            Q_EMIT receivedURI(uri.toString());
        }
    }
    event->acceptProposedAction();
}
bool BitcoinGUI::eventFilter(QObject *object, QEvent *event)