[Tellico] [2017-06-03] Tellico crashes every time (Automatic crash report generated by DrKonqi)

[Maria]

Application: tellico (2.3.9)
KDE Platform Version: 4.14.26
Qt Version: 4.8.7
Operating System: Linux 4.9.0-3-amd64 x86_64
Distribution: Debian GNU/Linux 9.0 (stretch)

-- Information about the crash:
I startet Tellico, instead of starting it crashes.
The crash can be reproduced every time.

-- Konsole Output:
user at computer:~$ tellico
tellico(2822)/kdeui (kdelibs): Attempt to use QAction "edit_undo" with
KXMLGUIFactory!
tellico(2822)/kdeui (kdelibs): Attempt to use QAction "edit_redo" with
KXMLGUIFactory!
KCrash: Application 'tellico' crashing...
KCrash: Attempting to start /usr/lib/kde4/libexec/drkonqi from kdeinit
KCrash: Connect sock_file=/home/user/.kde/socket-computer/kdeinit4__0

[1]+  Angehalten              tellico

-- Backtrace:
Application: Tellico (tellico), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[KCrash Handler]
#6  QWidgetPrivate::showChildren (this=this at entry=0x56293cdb9580,
spontaneous=spontaneous at entry=false) at kernel/qwidget.cpp:7868
#7  0x00007fca1600619f in QWidgetPrivate::show_helper
(this=this at entry=0x56293cdb9580) at kernel/qwidget.cpp:7516
#8  0x00007fca160081fa in QWidget::setVisible (this=0x56293cdb7580,
visible=<optimized out>) at kernel/qwidget.cpp:7791
#9  0x00007fca160060d7 in QWidget::show (this=0x56293cdb7580) at
../../include/QtGui/../../src/gui/kernel/qwidget.h:497
#10 QWidgetPrivate::showChildren (this=this at entry=0x56293cb37f70,
spontaneous=spontaneous at entry=false) at kernel/qwidget.cpp:7879
#11 0x00007fca1600619f in QWidgetPrivate::show_helper
(this=this at entry=0x56293cb37f70) at kernel/qwidget.cpp:7516
#12 0x00007fca160081fa in QWidget::setVisible (this=0x56293cb37df0,
visible=<optimized out>) at kernel/qwidget.cpp:7791
#13 0x000056293be74774 in QWidget::show (this=0x56293cb37df0) at
/usr/include/qt4/QtGui/qwidget.h:497
#14 main (argc=5, argv=0x7fff17e3fb48) at ./src/main.cpp:72