Traceback (most recent call last):
  File "/usr/bin/vboxgtk", line 824, in <module>
    VBoxGtk(vboxmgr)
  File "/usr/bin/vboxgtk", line 50, in __init__
    self.wTree = gtk.glade.XML(self.base_path + 'vboxgtk.glade')
RuntimeError: could not create GladeXML object