kajongg master checkout: src/kdestub.py src/kdestub.py:759: 'share/locale-kdelibs4', src/kdestub.py:1054: for context in ('kajongg', 'libkmahjongg', 'kdelibs4', 'libphonon', 'kio4', 'kdeqt', 'libc'): kf5 has no catalogs kdelibs4 kio4 kdeqt libphonon src/tileset.py:64: KGlobal.locale().insertCatalog("libkmahjongglib") src/background.py:55: KGlobal.locale().insertCatalog("libkmahjongglib") afaik insertCatalog is from kde4, C++ libraries have to use TRANSLATION_DOMAIN in the library, see https://api.kde.org/frameworks/ki18n/html/prg_guide.html