query: not able to update 12.10
positive_passages.docid: 1520
positive_passages.text: How to install software or upgrade from an old unsupported release?
negative_passages.docid: 80899
negative_passages.text: "no public key available" on apt-get update
negative_passages.docid: 1632
negative_passages.text: How do I fix a "Failed to download package files" error?
negative_passages.docid: 15687
negative_passages.text: How do I resume a release upgrade?
negative_passages.docid: 11166
negative_passages.text: "Require Installation Of Untrusted Packages" while upgrading with the update manager
negative_passages.docid: 5820
negative_passages.text: How to fix the “Unable to calculate upgrade” issue from command line when upgrading from 12.04 to 14.04?
negative_passages.docid: 36703
negative_passages.text: How do I upgrade from 12.10 to 13.04?
negative_passages.docid: 98421
negative_passages.text: How will people upgrade from 12.10 to later releases after 13.04 is EOL?
negative_passages.docid: 19361
negative_passages.text: Can't update because the word prox* is blocked
negative_passages.docid: 64744
negative_passages.text: Restarted computer during update; "the system network service is not compatible with this version"
negative_passages.docid: 46424
negative_passages.text: Cannot update software center repositories
negative_passages.docid: 100494
negative_passages.text: Update Manager asking me to update kernel but apt-get upgrade does not?
negative_passages.docid: 53099
negative_passages.text: How to fix "-5 No address associated with hostname error" while updating?
negative_passages.docid: 31506
negative_passages.text: How do I update Ubuntu manually?
negative_passages.docid: 74990
negative_passages.text: Error while trying to upgrade from Ubuntu 18.04 to 18.10: "Please install all available updates for your release before upgrading."
negative_passages.docid: 87236
negative_passages.text: How to upgrade Ubuntu 12.04 to 13.10?
negative_passages.docid: 33651
negative_passages.text: How to upgrade from Ubuntu 12.10 to 14.04