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IDProjectCategoryView StatusLast Update
0004434FreeCADBugpublic2020-10-10 14:36
Reporterleong Assigned To 
Status closedResolutionno change required 
Product Version0.19 
Summary0004434: crash of 0.19-22411
Descriptionreported on forum at
0.19-22411 AppImage crashes on startup so no "about FreeCAD" from that version. Can only provide About from the last working version I have which is 0.19-22284!
Crashes with every start.
Steps To ReproduceRun in console;
Get error:
Error is :
Loading Assembly4 WorkBench
Program received signal SIGSEGV, Segmentation fault.
#0 /lib64/ [0x7f5e5a16baf0]
#1 /tmp/.mount_FreeCA4kIpuW/usr/bin/../lib/ [0x7f5e53d3ab27]
0000002 /tmp/.mount_FreeCA4kIpuW/usr/bin/../lib/ [0x7f5e53d3ab47]
0000003 0x7f5e53d3a575 in QXcbNativeInterface::addHandler(QXcbNativeInterfaceHandler*) from /tmp/.mount_FreeCA4kIpuW/usr/bin/../lib/
0000004 /usr/lib64/qt5/plugins/xcbglintegrations/ [0x7f5e5306c179]
0000005 /usr/lib64/qt5/plugins/xcbglintegrations/ [0x7f5e5306857a]
0000006 0x7f5e53d269d6 in QXcbConnection::glIntegration() const from /tmp/.mount_FreeCA4kIpuW/usr/bin/../lib/
0000007 0x7f5e53d277e6 in QXcbIntegration::createPlatformOpenGLContext(QOpenGLContext*) const from /tmp/.mount_FreeCA4kIpuW/usr/bin/../lib/
0000008 0x7f5e5aa5a3e9 in QOpenGLContext::create() from /tmp/.mount_FreeCA4kIpuW/usr/bin/../lib/
0000009 0x7f5e5aa34de9 in QGuiApplicationPrivate::init() from /tmp/.mount_FreeCA4kIpuW/usr/bin/../lib/
0000010 0x7f5e5aebdc13 in QApplicationPrivate::init() from /tmp/.mount_FreeCA4kIpuW/usr/bin/../lib/
0000011 0x7f5e5c9d2202 in Gui::GUIApplicationNativeEventAware::GUIApplicationNativeEventAware(int&, char**) from /tmp/.mount_FreeCA4kIpuW/usr/bin/../lib/
0000012 0x7f5e5c9d0ab2 in Gui::GUIApplication::GUIApplication(int&, char**) from /tmp/.mount_FreeCA4kIpuW/usr/bin/../lib/
0000013 0x7f5e5c9d198a in Gui::GUISingleApplication::GUISingleApplication(int&, char**) from /tmp/.mount_FreeCA4kIpuW/usr/bin/../lib/
0000014 0x7f5e5c9467b4 in Gui::Application::runApplication() from /tmp/.mount_FreeCA4kIpuW/usr/bin/../lib/
0000015 /tmp/.mount_FreeCA4kIpuW/usr/bin/freecad(+0x37cd) [0x55da399187cd]
0000016 /lib64/ [0x7f5e5a155b0b]
0000017 /tmp/.mount_FreeCA4kIpuW/usr/bin/freecad(+0x4521) [0x55da39919521]
Additional InformationI have QT vearion 5.15.5
Another user on the forum reported no problem and he reported QT version 5.12.9
TagsNo tags attached.
FreeCAD InformationOS: Mageia 7 (KDE//usr/share/xsessions/01plasma)
Word size of OS: 64-bit
Word size of FreeCAD: 64-bit
Version: 0.19.22284 (Git) AppImage
Build type: Release
Branch: master
Hash: bf1e8e48389f5e9e25bd77b67fe98da4213e797c
Python version: 3.8.5
Qt version: 5.12.5
Coin version: 4.0.0
OCC version: 7.4.0
Locale: English/United States (en_US)



2020-09-13 19:42

reporter   ~0014751

Sorry meant QT version 5.12.5


2020-09-21 13:44

reporter   ~0014763

Issue is on my side. This is resolved by:
unset QT_PLUGIN_PATH command prior to starting FreeCAD. By placing this in .bashrc problem goes away.


2020-10-10 14:36

administrator   ~0014822

Thanks for following up with workaround

Issue History

Date Modified Username Field Change
2020-09-13 19:41 leong New Issue
2020-09-13 19:42 leong Note Added: 0014751
2020-09-21 13:44 leong Note Added: 0014763
2020-10-10 14:36 Kunda1 Status new => closed
2020-10-10 14:36 Kunda1 Resolution open => no change required
2020-10-10 14:36 Kunda1 Note Added: 0014822