Q Light Controller+

Give a look here:

/usr/bin/moc -DQT_WEBKIT -DQT_SCRIPT_LIB -DQT_XML_LIB -DQT_GUI_LIB -DQT_CORE_LIB -DQT_SHARED -I/usr/share/qt4/mkspecs/default -I. -I/usr/include/QtCore -I/usr/include/QtGui -I/usr/include/QtXml -I/usr/include/QtScript -I/usr/include -I../../engine/src -I../../engine/src/audio -I../../plugins/interfaces -I../../webaccess -I. -I. virtualconsole.h -o moc_virtualconsole.cpp
g++ -c -pipe -Werror -Wno-unused-local-typedefs -g -D_REENTRANT -Wall -W -fPIC -DQT_WEBKIT -DQT_SCRIPT_LIB -DQT_XML_LIB -DQT_GUI_LIB -DQT_CORE_LIB -DQT_SHARED -I/usr/share/qt4/mkspecs/default -I. -I/usr/include/QtCore -I/usr/include/QtGui -I/usr/include/QtXml -I/usr/include/QtScript -I/usr/include -I../../engine/src -I../../engine/src/audio -I../../plugins/interfaces -I../../webaccess -I. -I. -o moc_virtualconsole.o moc_virtualconsole.cpp
make[2]: *** No rule to make target `../../gfx/keyboard.png', needed by `qrc_qlcui.cpp'. Stop.
make[2]: Leaving directory `/root/qlcplus-git/ui/src'
make[1]: *** [sub-src-make_default-ordered] Error 2
make[1]: Leaving directory `/root/qlcplus-git/ui'
make: *** [sub-ui-make_default-ordered] Error 2

Tolmino, if something goes wrong, always try to completely clean your source tree before reporting building issues:

sudo make uninstall
make distclean
qmake-qt4
make
sudo make install

I'm gonna update the WiKi cause this is quite a frequent case.