https://bugs.kde.org/show_bug.cgi?id=479153
Bug ID: 479153
Summary: PyQt6 app reports The cached device pixel ratio value
was stale on window expose.
Classification: I don't know
Product: kde
Version: unspecified
Platform: Other
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: general
Assignee: unassigned-b...@kde.org
Reporter: ba...@barrys-emacs.org
Target Milestone: ---
Created attachment 164534
--> https://bugs.kde.org/attachment.cgi?id=164534&action=edit
qtbug.py
SUMMARY
PyQt6 programs report "The cached device pixel ratio value was stale on window
expose. Please file a QTBUG which explains how to reproduce." when exiting.
The same code running under Fedora 39 KDE with Qt 6.6.0 does not show the
error.
STEPS TO REPRODUCE
1. Run the attached qtbug.py script from a terminal.
2. Click on [X] to close the window
3. Error message shown in terminal.
OBSERVED RESULT
$ py3 qtbug.py
The cached device pixel ratio value was stale on window expose. Please file a
QTBUG which explains how to reproduce.
EXPECTED RESULT
No error printed.
SOFTWARE/OS VERSIONS
Windows:
macOS:
Linux/KDE Plasma: Fedora rawhide: KDE plasma 6.0 beta 2
(available in About System)
KDE Plasma Version: 5.91.0
KDE Frameworks Version: 5.247.0
Qt Version: 6.6.1
PyQt6 Version: python3-pyqt6-6.6.1-1.fc40.x86_64
ADDITIONAL INFORMATION
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