> Ah. But it still does not work, but I think I know why. I get the same > when I try to debug another GTK+ program (built with glade): > > (gdb) run > Starting program: > /home/randhol/Source/Ada95/GUI/Gac/About/Design/src/./about > Cannot access memory at address 0x40017df0 This is a gdb issue here, so you should ask on a gdb forum. Arno