https://bugs.kde.org/show_bug.cgi?id=507371
Bug ID: 507371
Summary: Crash on kdiff startup if installed on Windows 11 for
all users
Classification: Applications
Product: kdiff3
Version First 1.12.3
Reported In:
Platform: Microsoft Windows
OS: Microsoft Windows
Status: REPORTED
Severity: crash
Priority: NOR
Component: application
Assignee: reeves...@gmail.com
Reporter: witt...@hotmail.com
Target Milestone: ---
Created attachment 183437
--> https://bugs.kde.org/attachment.cgi?id=183437&action=edit
Output from launching kdiff3 from WinDbg
SUMMARY
kdiff3 crashes on startup when installed as "Install for anyone using this
computer"
When installed as "Install just for me" it works as expected
When starting from WinDbg halts with the following error:
Cannot mix incompatible Qt library (6.8.3) with this library (6.8.1)
(5d0c.5cf4): Security check failure or stack buffer overrun - code c0000409
(!!! second chance !!!)
Subcode: 0x7 FAST_FAIL_FATAL_APP_EXIT
Qt6Core!QXmlStreamWriter::writeTextElement+0xb8:
00007ffe`f4786f08 cd29 int 29h
This happens on two different machines (both current Windows 11 Version 24H2
(x86_64)
STEPS TO REPRODUCE
1. Run kdiff3-1.12.3-windows-x86_64.exe
2. Choose "Install for anyone using this computer" and finish install
3. Start->kdiff3
OBSERVED RESULT
No UI appears.
When launched via WinDbg the attached information is generated prior to the
crash.
EXPECTED RESULT
The program UI appears and the program runs as expected.
NOTE: if the program is installed as "Install just for me" it works as expected
SOFTWARE/OS VERSIONS
Windows: Windows 11 Version 24H2 (x86_64)
macOS:
(available in the Info Center app, or by running `kinfo` in a terminal window)
Linux/KDE Plasma:
KDE Plasma Version:
KDE Frameworks Version:
Qt Version:
ADDITIONAL INFORMATION
I have both Visual Studio Code and Visual Studio 2022 community edition
installed on both machines.
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