In file included from /home/kde-devel/kde/src/KDE/kdegraphics/okular/generators/poppler/generator_pdf.cpp:11: /home/kde-devel/kde/src/KDE/kdegraphics/okular/generators/poppler/generator_pdf.h:16:25: error: poppler-qt4.h: No such file or directory /home/kde-devel/kde/src/KDE/kdegraphics/okular/generators/poppler/generator_pdf.h:107: error: ‘Poppler’ has not been declared