MacPorts-installed Bitcoin Core's version v0.12.1.0g9779e1e crashes on OSX when trying to open the debug window while the app is verifying the blocks at startup.

changePassphraseAction(0),
    aboutQtAction(0),
    openRPCConsoleAction(0),
    openAction(0),
    showHelpMessageAction(0),
    trayIcon(0),
    trayIconMenu(0),
    notificator(0),
    rpcConsole(0),
    helpMessageDialog(0),
    prevBlocks(0),
    spinnerFrame(0),
    platformStyle(platformStyle)
{
    GUIUtil::restoreWindowGeometry("nWindow", QSize(850, 550), this);
    QString windowTitle = tr(PACKAGE_NAME) + " - ";
#ifdef ENABLE_WALLET
    
    enableWallet = !GetBoolArg("-disablewallet", false);
#else
    enableWallet = false;
#endif 
    if(enableWallet)
    {
        windowTitle += tr("Wallet");
    } else {
        windowTitle += tr("Node");
    }
    windowTitle += " " + networkStyle->getTitleAddText();
#ifndef Q_OS_MAC