我设置了新安装的系统，但有一次 Apper 消失了。我无法再开始了。不幸的是，我不确定在事情发生之前我做了什么。我正在安装 rkhunter 和 Clamtk，但不认为这导致了问题。
我的第一个错误是：
KDEInit 无法启动“/usr/bin/apper”
然后我通过 sudo apt-get apper 重新安装了 apper 并收到以下错误报告：
可执行文件：apper PID：2308 信号：分段故障 (11) 时间：
开发者信息：
Thread 1 (Thread 0x7ff7bc57d940 (LWP 2380)):
[KCrash Handler]
#6 0x00007ff7c4ec30ca in KCModuleProxy::realModule() const () from /lib/x86_64-linux-gnu/libKF5KCMUtils.so.5
#7 0x00005607b07b99a6 in MainUi::MainUi(QWidget*) ()
#8 0x00005607b07be1b7 in Apper::showUi() ()
#9 0x00007ff7c1c64072 in QObject::event(QEvent*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007ff7c257e1a4 in QGuiApplication::event(QEvent*) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5
#11 0x00007ff7c33ae01f in QApplication::event(QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#12 0x00007ff7c33a84c1 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#13 0x00007ff7c33af970 in QApplication::notify(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#14 0x00007ff7c1c3a489 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007ff7c1c3d46b in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007ff7c1c8c103 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007ff7c2ec6f2e in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#18 0x00007ff7c2ec71c8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#19 0x00007ff7c2ec725c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007ff7c1c8b727 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007ff7bc1d4401 in ?? () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#22 0x00007ff7c1c3915b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007ff7c1c41132 in QCoreApplication::exec() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00005607b07b93e7 in main ()
[Inferior 1 (process 2380) detached]
感谢并抱歉问了这么多问题，但我决心学习，但在 Google 上找不到任何有关此错误的信息
答案1
Discover 要求更新 apper，并在重新启动后解决了该问题。