https://bugs.kde.org/show_bug.cgi?id=503800
Bug ID: 503800
Summary: Crash on import when no projects opened
Classification: Applications
Product: LabPlot2
Version: 2.12.0
Platform: Manjaro
OS: Linux
Status: REPORTED
Severity: crash
Priority: NOR
Component: frontend
Assignee: alexander.se...@web.de
Reporter: stsav...@mail.ru
Target Milestone: ---
SUMMARY
LabPlot crashes when importing data after closing all projects.
STEPS TO REPRODUCE
1. Launch LabPlot.
2. In the Project Explorer, right-click the first line (“Project”), then hit
Close.
3. In the File menu, navigate to the Import sub-menu, then hit a source from
the upper group, e.g., From File…
OBSERVED RESULT
The app crashes.
EXPECTED RESULT
The app shows the Import dialog.
SOFTWARE/OS VERSIONS
System: Manjaro Linux
Locale: English, United States
Number Format: 1,000.01 (Updated on restart)
Architecture: x86_64-little_endian-lp64
Kernel: linux 6.12.21-4-MANJARO
Components:
Qt 6.9.0
KDE Frameworks 6.13.0
Cantor 25.04.0
CFITSIO 4.6.2
Discount 3.0.0d
Eigen3 3.4.0
FFTW3 3.3.10
GSL 2.8
HDF5 HDF5 library version: 1.14.6
KSyntaxHighlighting 6.13.0
KUserfeedback 6.13.0
libcerf 3.0
liborigin 3.0.3
Matio 1.5.28
MCAP 1.4.0
NetCDF 4.9.3
ORCUS 0.20.0
Poppler 25.04.0
Purpose 6.13.0
QADS system
Qt MQTT 6.9.0
Qt SerialPort 6.9.0
Qt Svg 6.9.0
QXlsx
ReadStat
Vector BLF system
C++ Compiler: GNU 14.2.1
C++ Compiler Flags: -march=x86-64
-mtune=generic
-O2
-pipe
-fno-plt
-fexceptions
-Wp,-D_FORTIFY_SOURCE=3
-Wformat
-Werror=format-security
-fstack-clash-protection
-fcf-protection
-fno-omit-frame-pointer
-mno-omit-leaf-frame-pointer
-Wp,-D_GLIBCXX_ASSERTIONS
-g
-ffile-prefix-map=/build/labplot/src=/usr/src/debug/labplot
-flto=auto
-fno-operator-names
-fno-exceptions
-Wall
-Wextra
-Wcast-align
-Wchar-subscripts
-Wformat-security
-Wno-long-long
-Wpointer-arith
-Wundef
-Wnon-virtual-dtor
-Woverloaded-virtual
-Werror=return-type
-Werror=init-self
-Werror=undef
-Wvla
-Wdate-time
-Wsuggest-override
-Wlogical-op
-pedantic
-Wzero-as-null-pointer-constant
-Wmissing-include-dirs
-Wall
-Wextra
-Wundef
-Wpointer-arith
-Wunreachable-code
-Wunused
-Wdeprecated-declarations
-fno-omit-frame-pointer
-fstack-protector-strong
-fexceptions
-std=c++17
-O2
-Wcast-align
-Wswitch-enum
-fvisibility=default
-pedantic
-ffunction-sections
-fdata-sections
-pipe
-Wzero-as-null-pointer-constant
-Wno-error=hardened
ADDITIONAL INFORMATION
I'm sorry, I'm not smart enough to figure out how to get debug symbols to my
system.
```
qt.core.qobject.connect: QObject::disconnect: Unexpected nullptr parameter
kf.completion: KComboBox::setTrapReturnKey not supported with a non-KLineEdit.
kf.completion: KComboBox::setTrapReturnKey not supported with a non-KLineEdit.
qt.core.qobject.connect: QObject::connect(AbstractAspect, AspectTreeModel):
invalid nullptr parameter
qt.core.qobject.connect: QObject::connect(AbstractAspect, AspectTreeModel):
invalid nullptr parameter
qt.core.qobject.connect: QObject::connect(AbstractAspect, AspectTreeModel):
invalid nullptr parameter
qt.core.qobject.connect: QObject::connect(AbstractAspect, AspectTreeModel):
invalid nullptr parameter
qt.core.qobject.connect: QObject::connect(AbstractAspect, AspectTreeModel):
invalid nullptr parameter
qt.core.qobject.connect: QObject::connect(AbstractAspect, AspectTreeModel):
invalid nullptr parameter
qt.core.qobject.connect: QObject::connect(AbstractAspect, AspectTreeModel):
invalid nullptr parameter
qt.core.qobject.connect: QObject::connect(AbstractAspect, AspectTreeModel):
invalid nullptr parameter
qt.core.qobject.connect: QObject::connect(AbstractAspect, AspectTreeModel):
invalid nullptr parameter
qt.core.qobject.connect: QObject::connect(AbstractAspect, AspectTreeModel):
invalid nullptr parameter
[stsav012-pendrive:45277:0:45277] Caught signal 11 (Segmentation fault: address
not mapped to object at address 0x10)
==== backtrace (tid: 45277) ====
0 0x000000000004cba2 ucs_event_set_fd_get() ???:0
1 0x000000000004cd6d ucs_event_set_fd_get() ???:0
2 0x000000000003dcd0 __sigaction() ???:0
3 0x00000000001f6545 std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> >::_M_replace_cold() ???:0
4 0x00000000001b6cc9 QtPrivate::QPropertyBindingData::notifyObservers() ???:0
5 0x000000000057cb54 QAction::activate() ???:0
6 0x00000000002e44d9 QMenu::setIcon() ???:0
7 0x00000000002e9533 QMenu::clear() ???:0
8 0x0000000000151b76 QWidget::event() ???:0
9 0x00000000000fed9e QApplicationPrivate::notify_helper() ???:0
10 0x0000000000102ec6 QApplication::notify() ???:0
11 0x000000000015a018 QCoreApplication::notifyInternal2() ???:0
12 0x00000000000f683c QApplicationPrivate::sendMouseEvent() ???:0
13 0x000000000016cbc7 QWindowContainer::eventFilter() ???:0
14 0x000000000016db90 QWindowContainer::eventFilter() ???:0
15 0x00000000000fed9e QApplicationPrivate::notify_helper() ???:0
16 0x000000000015a018 QCoreApplication::notifyInternal2() ???:0
17 0x00000000001f6806 QWindowPrivate::forwardToPopup() ???:0
18 0x000000000018c867 QGuiApplicationPrivate::processMouseEvent() ???:0
19 0x000000000020d0c4 QWindowSystemInterface::sendWindowSystemEvents() ???:0
20 0x0000000000053d67 QXcbConnection::xi2HandleEvent() ???:0
21 0x000000000005e1e4 g_source_query_unix_fd() ???:0
22 0x00000000000c1e97 g_io_channel_new_file() ???:0
23 0x000000000005d615 g_main_context_iteration() ???:0
24 0x00000000003cd59d QEventDispatcherGlib::processEvents() ???:0
25 0x0000000000165376 QEventLoop::exec() ???:0
26 0x000000000015d159 QCoreApplication::exec() ???:0
27 0x00000000001ad318 std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> >::_M_replace_cold() ???:0
28 0x0000000000027488 __libc_init_first() ???:0
29 0x000000000002754c __libc_start_main() ???:0
30 0x00000000001c5ae5 std::__cxx11::basic_string<char, std::char_traits<char>,
std::allocator<char> >::_M_replace_cold() ???:0
=================================
```
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