I'm afraid I don't have the time right now to help you debug your computer.
You may find that using the Launchpad Answer Tracker will be more helpful:
https://answers.launchpad.net/ubuntu
** Changed in: dpkg (Ubuntu)
Status: Unconfirmed => Rejected
--
Couldn't rebuild package cache
https://bugs.launchpad.net/bugs/115676
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