You should never edit sources.list in a postinst. If you want to enable repositories you should drop a corresponding config file in /etc/apt/sources.list.d.
Furthermore this is rather a (security) political than a technical decision. -- Disable support for adding repositories https://bugs.launchpad.net/bugs/139227 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
