Building compiz: make decorator.o: In function `KWinInterface': /home/ewanm89/compcomm/compiz/kde/window-decorator/KWinInterface.h:9: undefined reference to `VTT for KWD::Decorator' /home/ewanm89/compcomm/compiz/kde/window-decorator/KWinInterface.h:9: undefined reference to `VTT for KWD::Decorator' /home/ewanm89/compcomm/compiz/kde/window-decorator/KWinInterface.h:9: undefined reference to `VTT for KWD::Decorator' decorator.o: In function `Decorator': /home/ewanm89/compcomm/compiz/kde/window-decorator/decorator.cpp:195: undefined reference to `vtable for KWD::Decorator' /home/ewanm89/compcomm/compiz/kde/window-decorator/decorator.cpp:195: undefined reference to `vtable for KWD::Decorator' /home/ewanm89/compcomm/compiz/kde/window-decorator/decorator.cpp:195: undefined reference to `vtable for KWD::Decorator' /home/ewanm89/compcomm/compiz/kde/window-decorator/decorator.cpp:195: undefined reference to `vtable for KWD::Decorator' decorator.o: In function `~KWinInterface': /home/ewanm89/compcomm/compiz/kde/window-decorator/KWinInterface.h:9: undefined reference to `VTT for KWD::Decorator' /home/ewanm89/compcomm/compiz/kde/window-decorator/KWinInterface.h:9: undefined reference to `VTT for KWD::Decorator' decorator.o: In function `Decorator': /home/ewanm89/compcomm/compiz/kde/window-decorator/decorator.cpp:195: undefined reference to `vtable for KWD::Decorator' decorator.o: In function `~Decorator': /home/ewanm89/compcomm/compiz/kde/window-decorator/decorator.cpp:245: undefined reference to `vtable for KWD::Decorator' /home/ewanm89/compcomm/compiz/kde/window-decorator/decorator.cpp:245: undefined reference to `vtable for KWD::Decorator' /home/ewanm89/compcomm/compiz/kde/window-decorator/decorator.cpp:245: undefined reference to `vtable for KWD::Decorator' /home/ewanm89/compcomm/compiz/kde/window-decorator/decorator.cpp:245: undefined reference to `vtable for KWD::Decorator' decorator.o:/home/ewanm89/compcomm/compiz/kde/window-decorator/decorator.cpp:245: more undefined references to `vtable for KWD::Decorator' follow decorator.o: In function `~KWinInterface': /home/ewanm89/compcomm/compiz/kde/window-decorator/KWinInterface.h:9: undefined reference to `VTT for KWD::Decorator' /home/ewanm89/compcomm/compiz/kde/window-decorator/KWinInterface.h:9: undefined reference to `VTT for KWD::Decorator' /home/ewanm89/compcomm/compiz/kde/window-decorator/KWinInterface.h:9: undefined reference to `VTT for KWD::Decorator' /home/ewanm89/compcomm/compiz/kde/window-decorator/KWinInterface.h:9: undefined reference to `VTT for KWD::Decorator' decorator.o: In function `~Decorator': /home/ewanm89/compcomm/compiz/kde/window-decorator/decorator.cpp:245: undefined reference to `vtable for KWD::Decorator' /home/ewanm89/compcomm/compiz/kde/window-decorator/decorator.cpp:245: undefined reference to `vtable for KWD::Decorator' /home/ewanm89/compcomm/compiz/kde/window-decorator/decorator.cpp:245: undefined reference to `vtable for KWD::Decorator' /home/ewanm89/compcomm/compiz/kde/window-decorator/decorator.cpp:245: undefined reference to `vtable for KWD::Decorator' decorator.o: In function `~KWinInterface': /home/ewanm89/compcomm/compiz/kde/window-decorator/KWinInterface.h:9: undefined reference to `VTT for KWD::Decorator' /home/ewanm89/compcomm/compiz/kde/window-decorator/KWinInterface.h:9: undefined reference to `VTT for KWD::Decorator' /home/ewanm89/compcomm/compiz/kde/window-decorator/KWinInterface.h:9: undefined reference to `VTT for KWD::Decorator' /home/ewanm89/compcomm/compiz/kde/window-decorator/KWinInterface.h:9: undefined reference to `VTT for KWD::Decorator' window.o: In function `Window': /home/ewanm89/compcomm/compiz/kde/window-decorator/window.cpp:86: undefined reference to `vtable for KWD::Window' /home/ewanm89/compcomm/compiz/kde/window-decorator/window.cpp:86: undefined reference to `vtable for KWD::Window' /home/ewanm89/compcomm/compiz/kde/window-decorator/window.cpp:86: undefined reference to `vtable for KWD::Window' window.o: In function `~Window': /home/ewanm89/compcomm/compiz/kde/window-decorator/window.cpp:132: undefined reference to `vtable for KWD::Window' /home/ewanm89/compcomm/compiz/kde/window-decorator/window.cpp:132: undefined reference to `vtable for KWD::Window' window.o:/home/ewanm89/compcomm/compiz/kde/window-decorator/window.cpp:132: more undefined references to `vtable for KWD::Window' follow collect2: ld returned 1 exit status make[3]: *** [kde-window-decorator] Error 1 make[2]: *** [all-recursive] Error 1 make[1]: *** [all-recursive] Error 1 make: *** [all] Error 2 compiz's make returned errors. Bailing. Failed to build compiz. No reason to continue.