This project: https://github.com/pedrolcl/drumstick/blob/master/CMakeLists.txt#L156 fails to configure: > CMake Error at /usr/local/lib/cmake/Qt6Core5Compat/Qt6Core5CompatDependencies.cmake:30 (_qt_internal_find_third_party_dependencies): > Unknown CMake command "_qt_internal_find_third_party_dependencies". > Call Stack (most recent call first): > /usr/local/lib/cmake/Qt6Core5Compat/Qt6Core5CompatConfig.cmake:40 (include) > CMakeLists.txt:156 (find_package) > > > CMake Error at CMakeLists.txt:156 (find_package): > Found package configuration file: > > /usr/local/lib/cmake/Qt6Core5Compat/Qt6Core5CompatConfig.cmake > > but it set Qt6Core5Compat_FOUND to FALSE so package "Qt6Core5Compat" is > considered to be NOT FOUND. qt6-5compat-6.4.0 is installed.
Same problem with 'find_package(Qt6Quick REQUIRED)' that is provided by x11-toolkits/qt6-declarative. This is a show-stopper for math/vtk9 update to 9.2.2
qt6-* package versions mismatch was a problem.