1.) Open Dolphin 2.) Select a file and do Ctrl+C, Ctrl+V, this will copy the file into the same location asking to overwrite it 3.) Do the same thing again with another file You now have two "overwrite?" prompts and two jobs in Plasma's notification area 4.) Open Plasma notifications applet 5.) Cancel the first job 6.) Cancel the second job Dolphin will crash after cancelling the second job. Thread 1 (Thread 0x7f2348e268c0 (LWP 19309)): [KCrash Handler] #6 0x00007f2343441740 in QArrayData::shared_null () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007f2346c776d4 in KIO::CopyJobPrivate::slotResultErrorCopyingFiles (this=this@entry=0x246e440, job=job@entry=0x21f5cd0) at /workspace/build/src/core/copyjob.cpp:1449 #8 0x00007f2346c79d49 in KIO::CopyJob::slotResult (this=0x245f010, job=0x21f5cd0) at /workspace/build/src/core/copyjob.cpp:2121 #9 0x00007f2343366c19 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #10 0x00007f234445c0cc in KJob::result(KJob*, KJob::QPrivateSignal) () from /usr/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5 #11 0x00007f234445cbe1 in KJob::finishJob(bool) () from /usr/lib/x86_64-linux-gnu/libKF5CoreAddons.so.5 #12 0x00007f2346cca552 in KIO::SimpleJob::slotFinished (this=this@entry=0x21f5cd0) at /workspace/build/src/core/simplejob.cpp:233 #13 0x00007f2346cce16e in KIO::StatJob::slotFinished (this=0x21f5cd0) at /workspace/build/src/core/statjob.cpp:167 #14 0x00007f2346ccd671 in KIO::StatJob::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at /workspace/build/obj-x86_64-linux-gnu/src/core/moc_statjob.cpp:105 #15 0x00007f2343366c19 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #16 0x00007f2346ca3fa1 in KIO::SlaveInterface::dispatch (this=0x247e740, _cmd=<optimized out>, rawdata=...) at /workspace/build/src/core/slaveinterface.cpp:160 #17 0x00007f2346ca25c7 in KIO::SlaveInterface::dispatch (this=0x247e740) at /workspace/build/src/core/slaveinterface.cpp:89 #18 0x00007f2346ca7651 in KIO::Slave::gotInput (this=0x247e740) at /workspace/build/src/core/slave.cpp:399 #19 0x00007f2346d34705 in KIO::Slave::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at /workspace/build/obj-x86_64-linux-gnu/src/core/moc_slave.cpp:89 #20 0x00007f2343366c19 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #21 0x00007f2346c43f30 in KIO::Connection::readyRead (this=<optimized out>) at /workspace/build/obj-x86_64-linux-gnu/src/core/moc_connection_p.cpp:144 #22 KIO::ConnectionPrivate::dequeue (this=0x23cf880) at /workspace/build/src/core/connection.cpp:46 #23 0x00007f2343367c59 in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #24 0x00007f2343ca23fc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #25 0x00007f2343ca9e07 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #26 0x00007f234333a798 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #27 0x00007f234333cf7b in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #28 0x00007f2343390323 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #29 0x00007f233d474197 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #30 0x00007f233d4743f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #31 0x00007f233d47449c in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 #32 0x00007f234338f92f in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #33 0x00007f23433387ca in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #34 0x00007f2343341704 in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #35 0x00007f2348b0466d in kdemain () from /usr/lib/x86_64-linux-gnu/libkdeinit5_dolphin.so #36 0x00000000004007e8 in main ()
The order of cancelling is important. It does not crash if you cancel the second progress first. Perhaps a nested event loop spawned by the dialog causes this because it takes down the other dialog/job with it.
Thank you for the crash report. As it has been a while since this was reported, can you please test and confirm if this issue is still occurring or if this bug report can be marked as resolved. I have set the bug status to "needsinfo" pending your response, please change back to "reported" or "resolved/worksforme" when you respond, thank you.
Dear Bug Submitter, This bug has been in NEEDSINFO status with no change for at least 15 days. Please provide the requested information as soon as possible and set the bug status as REPORTED. Due to regular bug tracker maintenance, if the bug is still in NEEDSINFO status with no change in 30 days the bug will be closed as RESOLVED > WORKSFORME due to lack of needed information. For more information about our bug triaging procedures please read the wiki located here: https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging If you have already provided the requested information, please mark the bug as REPORTED so that the KDE team knows that the bug is ready to be confirmed. Thank you for helping us make KDE software even better for everyone!
This bug has been in NEEDSINFO status with no change for at least 30 days. The bug is now closed as RESOLVED > WORKSFORME due to lack of needed information. For more information about our bug triaging procedures please read the wiki located here: https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging Thank you for helping us make KDE software even better for everyone!