problem in coot, it can't work any more. the message is below: How to fix it? any help will be appreciated.
JS (coot-real:2771): Gtk-WARNING **: Unable to locate theme engine in module_path: "clearlooks", tk-Message: Failed to load module "pk-gtk-module": libpk-gtk-module.so: cannot open shared object file: No such file or directory Gtk-Message: Failed to load module "canberra-gtk-module": libcanberra-gtk-module.so: cannot open shared object file: No such file or directory freeglut (./coot-real): OpenGL GLX extension not supported by display ':0.0' (coot-crash-catcher.scm:2772): Gtk-WARNING **: Unable to locate theme engine in module_path: "clearlooks",Gtk-Message: Failed to load module "pk-gtk-module": libpk-gtk-module.so: cannot open shared object file: No such file or directory Gtk-Message: Failed to load module "canberra-gtk-module": libcanberra-gtk-module.so: cannot open shared object file: No such file or directory coot-exe: "./coot-real" No core file found. No debugging This is not helpful. Please turn on core dumps before sending a crash report
