The following blog post clearly describes the problem http://blog.rabbitvcs.org/archives/312
To verify that you can simply logout, alt+f1 to drop to text console, login and repeat the pydoc command. This time it will work with the following warning message. (python2.7:13084): Gdk-WARNING **: cannot open display: pydoc - Generate Python documentation in HTML or text for interactive use. pydoc_data pydoc_data.topics -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/896836 Title: Segmentation fault when asking help() for the list of modules To manage notifications about this bug go to: https://bugs.launchpad.net/pygtk/+bug/896836/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs