Bug 266318

Summary: Nepomuk Service Stub (nepomukservicestub) crashes in libdigikamdatabase.so.1 when syncing tags to nepomuk
Product: [Applications] digikam Reporter: Ian Hubbertz <kde_bugs>
Component: Database-BalooAssignee: Digikam Developers <digikam-bugs-null>
Status: RESOLVED FIXED    
Severity: crash CC: caulier.gilles, kde
Priority: NOR    
Version First Reported In: 1.8.0   
Target Milestone: ---   
Platform: Compiled Sources   
OS: Linux   
Latest Commit: Version Fixed/Implemented In: 7.6.0
Sentry Crash Report:

Description Ian Hubbertz 2011-02-14 19:00:22 UTC 
Version:           1.8.0 (using KDE 4.6.0) 
OS:                Linux

-- see "steps to reproduce"

Reproducible: Always

Steps to Reproduce:
1. Go to Preferences -> Metadata -> Nepomuk
2. Click on "resync"
3. Nothing happens, but button stays "clicked"
4. Click on "OK"


Actual Results:  
nepomukservicestub crashes with segfault, digikam continues running, tags are not found by nepomuk search

Expected Results:  
No crash and tags can be found with nepomuk search

Backtrace 

#6  0x00007f1115dcb0e9 in QMutex::lock() () from /usr/lib64/qt4/libQtCore.so.4
#7  0x00007f1106622db9 in Digikam::DatabaseAccess::DatabaseAccess() () from /usr/lib/libdigikamdatabase.so.1
#8  0x00007f1106fbba08 in ?? () from /usr/lib64/kde4/digikamnepomukservice.so
#9  0x00007f1106fbdfc9 in ?? () from /usr/lib64/kde4/digikamnepomukservice.so
#10 0x00007f1106fc3c9c in ?? () from /usr/lib64/kde4/digikamnepomukservice.so
#11 0x00007f11158e3669 in ?? () from /usr/lib64/qt4/libQtDBus.so.4
#12 0x00007f11158e4865 in ?? () from /usr/lib64/qt4/libQtDBus.so.4
#13 0x00007f11158e5061 in ?? () from /usr/lib64/qt4/libQtDBus.so.4
#14 0x00007f11158e55b8 in ?? () from /usr/lib64/qt4/libQtDBus.so.4
#15 0x00007f1115ed2ece in QObject::event(QEvent*) () from /usr/lib64/qt4/libQtCore.so.4
#16 0x00007f1113f39ccc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib64/qt4/libQtGui.so.4
#17 0x00007f1113f3f14d in QApplication::notify(QObject*, QEvent*) () from /usr/lib64/qt4/libQtGui.so.4
#18 0x00007f1114f7ebc8 in KApplication::notify(QObject*, QEvent*) () from /usr/lib/libkdeui.so.5
#19 0x00007f1115ec11eb in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib64/qt4/libQtCore.so.4
#20 0x00007f1115ec4169 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib64/qt4/libQtCore.so.4
#21 0x00007f1115eed673 in ?? () from /usr/lib64/qt4/libQtCore.so.4
#22 0x00007f111300c399 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#23 0x00007f1113010220 in ?? () from /usr/lib/libglib-2.0.so.0
#24 0x00007f11130103c2 in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#25 0x00007f1115eed15e in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#26 0x00007f1113feb826 in ?? () from /usr/lib64/qt4/libQtGui.so.4
#27 0x00007f1115ebff32 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#28 0x00007f1115ec02fd in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib64/qt4/libQtCore.so.4
#29 0x00007f1115ec437b in QCoreApplication::exec() () from /usr/lib64/qt4/libQtCore.so.4
#30 0x0000000000404144 in _start ()
Comment 1 Ian Hubbertz 2011-02-14 19:01:27 UTC 
Database is a external mysql database.

I retried with another user in a clean home directory and with a default (sqlite) database: nepomuk works fine there.
Comment 2 Stefan Böhmann 2011-02-14 19:21:36 UTC 

*** This bug has been marked as a duplicate of bug 266317 ***
Comment 3 caulier.gilles 2022-01-28 21:57:48 UTC 
fixed with https://bugs.kde.org/show_bug.cgi?id=266317