Description of problem: In a console, after doing "su -", bleachbit will not run. It worked a week ago. I try to do updates once or twice a week. [root@localhost ~]# bleachbit Traceback (most recent call last): File "/bin/bleachbit", line 41, in <module> import gtk File "/usr/lib/python2.7/site-packages/gtk-2.0/gtk/__init__.py", line 64, in <module> _init() File "/usr/lib/python2.7/site-packages/gtk-2.0/gtk/__init__.py", line 52, in _init _gtk.init_check() RuntimeError: could not open display