#0  0x00007efc6dc2b500 in QWindow::handle() const () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#1  0x00007efc516213f1 in QXcbWindow::hide() () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#2  0x00007efc6dc2fa45 in QWindow::setVisible(bool) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#3  0x00007efc6e617e5f in QWidgetPrivate::hide_sys() () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#4  0x00007efc6e61f060 in QWidgetPrivate::hide_helper() () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#5  0x00007efc6e623960 in QWidget::setVisible(bool) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#6  0x00007efc6e607e80 in QStackedLayout::setCurrentIndex(int) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#7  0x00007efc6e607ed4 in QStackedLayout::setCurrentWidget(QWidget*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#8  0x00007efc6e78e771 in QStackedWidget::setCurrentWidget(QWidget*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#9  0x00007efc6f0bb411 in  () at /usr/lib/x86_64-linux-gnu/vlc/plugins/gui/libqt_plugin.so
#10 0x00007efc6f20b46b in  () at /usr/lib/x86_64-linux-gnu/vlc/plugins/gui/libqt_plugin.so
#11 0x00007efc6d695b32 in QObject::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007efc6e624313 in QWidget::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#13 0x00007efc6e73705b in QMainWindow::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#14 0x00007efc6e5e55bc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007efc6e5ece84 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#16 0x00007efc6d6664c8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007efc6d668c3d in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007efc6d6bfd33 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#19 0x00007efc53d36fb7 in g_main_dispatch (context=0x7efc40005000) at ../../../../glib/gmain.c:3148
        dispatch = 0x7efc6d6bfd20
        prev_source = 0x0
        was_in_call = 0
        user_data = 0x0
        callback = 0x0
        cb_funcs = <optimized out>
        cb_data = 0x0
        need_destroy = <optimized out>
        source = 0x7efc440df340
        current = 0x7efc440f4080
        i = 0
#20 0x00007efc53d36fb7 in g_main_context_dispatch (context=context@entry=0x7efc40005000) at ../../../../glib/gmain.c:3813
#21 0x00007efc53d371f0 in g_main_context_iterate (context=context@entry=0x7efc40005000, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../../glib/gmain.c:3886
        max_priority = 0
        timeout = 0
        some_ready = 1
        nfds = <optimized out>
        allocated_nfds = 5
        fds = 0x7efc4467fc10
#22 0x00007efc53d3727c in g_main_context_iteration (context=0x7efc40005000, may_block=1) at ../../../../glib/gmain.c:3947
        retval = <optimized out>
#23 0x00007efc6d6bf35f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007efc6d66451a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00007efc6d66d484 in QCoreApplication::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007efc6f0a9cd4 in  () at /usr/lib/x86_64-linux-gnu/vlc/plugins/gui/libqt_plugin.so
#27 0x00007efc6f0aa5d6 in  () at /usr/lib/x86_64-linux-gnu/vlc/plugins/gui/libqt_plugin.so
#28 0x00007efc80e9f7fc in start_thread (arg=0x7efc51bd4700) at pthread_create.c:465
        pd = 0x7efc51bd4700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139622168217344, -5784251253878159496, 140734089145470, 140734089145471, 139622168217344, 139622168218048, 5927464281873057656, 5927643048941717368}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#29 0x00007efc809c8b0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95