Era. I removed emacs23, sepia, w3m-el-snapshot and dependents. I reinstalled emacs23. I can confirm your tip resolves the issue. Thank you for your suggestion.
** Changed in: sepia (Ubuntu) Status: Incomplete => Confirmed -- package emacs23 23.1 1-4ubuntu7 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1 https://bugs.launchpad.net/bugs/573602 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs