Hi Andre, Le lundi 23 mai 2011 à 09:56 +0200, Andre Gaschler a écrit : > I tried to compile the viewer for quite some time, and could not find > why it does not work with my GTK. The viewer compilation is optional. Try ./configure --enable-viewer . > Heres what make -C viewer says: > make: Entering directory `/home/james/aravis-0.1.6/viewer' > CC arvviewer.o > arvviewer.c:23: fatal error: gtk/gtk.h: No such file or directory I don't understand why make try to compile arvviewer if the viewer is not enabled. Unfortunately, I can't reproduce this issue. Let me know if --enable-viewer fixes your problem. Regards, Emmanuel.