Any ideas on what steps I should take to proceed with the build? _______________________________________________________________________________________________________
# kdesrc-build running: 'make' '-j' '8' # from directory: /usr/local/kde/build/libraries/phonon -- Installing in /usr/local/kde/usr. Run /usr/local/kde/build/libraries/phonon/prefix.sh to set the environment for Phonon. -- Could not set up the appstream test. appstreamcli is missing. -- The following OPTIONAL packages have been found: * Qt5UiPlugin (required version >= 5.15.2) * Qt5Xml (required version >= 5.15.2) * PkgConfig -- The following RECOMMENDED packages have been found: * Qt5Designer (required version >= 5.15.0), Needed to build the Qt Designer plugin, <https://www.qt.io/download> * PulseAudio (required version >= 0.9.15), A cross-platform, networked sound server, <http://www.pulseaudio.org> * GLIB2, GLib 2 is required to compile the pulseaudio for Phonon, <http://www.gtk.org/download/> -- The following REQUIRED packages have been found: * ECM (required version >= 5.60), Extra CMake Modules, <https://api.kde.org/frameworks/extra-cmake-modules/html/index.html> * Qt5Core (required version >= 5.15.0), Qt5 core module, <https://www.qt.io/download> * Qt5Gui (required version >= 5.15.0), Qt5 GUI module, <https://www.qt.io/download> * Qt5Widgets (required version >= 5.15.0), Qt5 widgets module, <https://www.qt.io/download> -- Configuring done -- Generating done -- Build files have been written to: /usr/local/kde/build/libraries/phonon [ 1%] Automatic MOC and UIC for target phonon4qt5 [ 1%] Built target phonon4qt5_autogen Consolidate compiler generated dependencies of target phonon4qt5 [ 2%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/abstractaudiooutput.cpp.o [ 3%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/phonon4qt5_autogen/mocs_compilation.cpp.o [ 4%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/abstractmediastream.cpp.o [ 6%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/audiooutput.cpp.o [ 7%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/abstractvideooutput_p.cpp.o [ 8%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/audiodataoutput.cpp.o [ 9%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/abstractvideooutput.cpp.o [ 11%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/abstractaudiooutput_p.cpp.o [ 12%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/audiooutputinterface.cpp.o [ 13%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/backendcapabilities.cpp.o [ 14%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/effect.cpp.o [ 16%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/effectparameter.cpp.o [ 17%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/effectwidget.cpp.o [ 18%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/factory.cpp.o [ 19%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/globalconfig.cpp.o [ 20%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/iodevicestream.cpp.o [ 22%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/mediacontroller.cpp.o [ 23%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/mediaobject.cpp.o [ 24%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/medianode.cpp.o [ 25%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/mediasource.cpp.o [ 27%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/mrl.cpp.o [ 28%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/objectdescription.cpp.o [ 29%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/objectdescriptionmodel.cpp.o [ 30%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/path.cpp.o [ 32%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/phononnamespace.cpp.o [ 33%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/platform.cpp.o [ 34%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/pulsesupport.cpp.o [ 35%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/seekslider.cpp.o [ 37%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/statesvalidator.cpp.o [ 38%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/streaminterface.cpp.o [ 39%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/swiftslider.cpp.o [ 40%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/volumefadereffect.cpp.o [ 41%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/volumeslider.cpp.o [ 43%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/videoplayer.cpp.o [ 44%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/videowidget.cpp.o [ 45%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/ECMQmLoader-libphonon_qt.cpp.o [ 46%] Building CXX object phonon/CMakeFiles/phonon4qt5.dir/pulsestream.cpp.o [ 48%] Linking CXX shared library ../bin/libphonon4qt5.so [ 48%] Built target phonon4qt5 [ 49%] Automatic MOC and UIC for target phononwidgets [ 50%] Automatic MOC and UIC for target phononsettings [ 51%] Automatic MOC and UIC for target phonon4qt5experimental AutoMoc subprocess error ------------------------ The moc process failed to compile "SRC:/designer/seeksliderplugin.h" into "BIN:/designer/phononwidgets_autogen/EWIEGA46WW/moc_seeksliderplugin.cpp" Command ------- /usr/local/share/Qt-5/bin/moc -DQT_CORE_LIB -DQT_DESIGNER_LIB -DQT_GUI_LIB -DQT_NO_DEBUG -DQT_UIPLUGIN_LIB -DQT_WIDGETS_LIB -DQT_XML_LIB -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE -D_LARGEFILE64_SOURCE -Dphononwidgets_EXPORTS -I/usr/local/kde/build/libraries/phonon/designer -I/usr/local/kde/src/libraries/phonon/designer -I/usr/local/kde/src/libraries/phonon -I/usr/local/kde/build/libraries/phonon -I/usr/local/kde/src/libraries/phonon/includes -I/usr/local/kde/build/libraries/phonon/includes -I/usr/local/kde/build/libraries/phonon/phonon -I/usr/local/kde/src/libraries/phonon/phonon -I/usr/local/share/Qt-5/include -I/usr/local/share/Qt-5/include/QtUiPlugin -I/usr/local/share/Qt-5/include/QtWidgets -I/usr/local/share/Qt-5/include/QtGui -I/usr/local/share/Qt-5/include/QtCore -I/usr/local/share/Qt-5/mkspecs/linux-g++ -I/usr/local/share/Qt-5/include/QtDesigner -I/usr/local/share/Qt-5/include/QtXml -I/usr/local/include -I/usr/local/include/c++/11 -I/usr/local/include/c++/11/armv7l-cros-linux-gnueabihf -I/usr/local/include/c++/11/backward -I/usr/local/lib/gcc/armv7l-cros-linux-gnueabihf/11/include -I/usr/local/lib/gcc/armv7l-cros-linux-gnueabihf/11/include-fixed -I/usr/include --include /usr/local/kde/build/libraries/phonon/designer/phononwidgets_autogen/moc_predefs.h --output-dep-file -o /usr/local/kde/build/libraries/phonon/designer/phononwidgets_autogen/EWIEGA46WW/moc_seeksliderplugin.cpp /usr/local/kde/src/libraries/phonon/designer/seeksliderplugin.h Output ------ /usr/local/kde/src/libraries/phonon/designer/seeksliderplugin.h:50: Error: Undefined interface make[2]: *** [designer/CMakeFiles/phononwidgets_autogen.dir/build.make:71: designer/CMakeFiles/phononwidgets_autogen] Error 1 make[1]: *** [CMakeFiles/Makefile2:272: designer/CMakeFiles/phononwidgets_autogen.dir/all] Error 2 make[1]: *** Waiting for unfinished jobs.... [ 51%] Built target phononsettings_autogen [ 51%] Built target phonon4qt5experimental_autogen make: *** [Makefile:146: all] Error 2 _____________________________________________________________________________________________________