Qt 6.3 Known Issues
- Check that your system meets Qt's requirements
- All open issues can be found from Jira
- RTA findings here
All platforms
Qt Quick 3D
v6.3.1 - Global scaling is not applied on asset import (QTBUG-104118).
Linux
Qt applications using QProcess crash when run in qemu (QTBUG-98951) or under valgrind (QTBUG-87230).
- Workaround: configure Qt with
-no-feature-forkfd_pidfd
macOS
Windows
It's impossible to run Qt tests when building Qt from sources with a custom CMAKE_PREFIX_PATH containing Windows format paths with backslashes.
- Workaround: Use paths in CMake format to specify CMAKE_PREFIX_PATH when building Qt.
Android
iOS
v6.3.1 - Building qmake projects will fail trying to link to hardcoded CI paths (QTBUG-104396)
WebAssembly
v6.3.1 - Building qmake projects will fail trying to link to hardcoded CI paths (QTBUG-104396)
Qt applications which use time zone or calendar functionality may fail to link, with errors like "error: undefined symbol: _get_daylight" (QTBUG-101267). Workaround: build Qt from source using a more recent emsdk version, for example 3.1.6.
Static Qt
v6.3.1 - Building qmake projects will fail trying to link to hardcoded CI paths (QTBUG-104396)