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.

#include <QMenuBar>
#include <QMessageBox>
#include <QMimeData>
#include <QProgressBar>
#include <QProgressDialog>
#include <QSettings>
#include <QShortcut>
#include <QStackedWidget>
#include <QStatusBar>
#include <QStyle>
#include <QTimer>
#include <QToolBar>
#include <QVBoxLayout>
#if QT_VERSION < 0x050000
#include <QTextDocument>
#include <QUrl>
#else
#include <QUrlQuery>
#endif
const std::string BitcoinGUI::DEFAULT_UIPLATFORM =
#if defined(Q_OS_MAC)
        "macosx"
#elif defined(Q_OS_WIN)
        "windows"
#else
        "other"
#endif
        ;
const QString BitcoinGUI::DEFAULT_WALLET = "~Default";
BitcoinGUI::BitcoinGUI(const PlatformStyle *platformStyle, const NetworkStyle *networkStyle, QWidget *parent) :