query: I can't upgrade my system, what should I do now?
positive_passages.docid: 10193
positive_passages.text: Failed to download repository information due to missing CDROM
negative_passages.docid: 2670
negative_passages.text: Why is "No new release found" when upgrading from a LTS to the next?
negative_passages.docid: 107009
negative_passages.text: ubuntu 18.04 apt-get upgrade problem "redirection loop encountered."
negative_passages.docid: 96942
negative_passages.text: Crashing of my system
negative_passages.docid: 15687
negative_passages.text: How do I resume a release upgrade?
negative_passages.docid: 100135
negative_passages.text: What does "upgrade to 18.04" mean?
negative_passages.docid: 2653
negative_passages.text: What should I do when Ubuntu freezes?
negative_passages.docid: 211
negative_passages.text: Can I skip over releases when upgrading?
negative_passages.docid: 7580
negative_passages.text: How to safely upgrade from an older Ubuntu version to a newer one?
negative_passages.docid: 23096
negative_passages.text: How to remove obsolete packages after failed release upgrade via do-release-upgrade on Ubuntu?
negative_passages.docid: 129101
negative_passages.text: Upgrading Ubuntu 9.04 to 9.10 when Update Manager doesn't let you
negative_passages.docid: 20399
negative_passages.text: How do I upgrade from 14.04 LTS to 16.04.1 LTS?
negative_passages.docid: 143331
negative_passages.text: Can I upgrade the CPU without reinstalling my Xen/Ubuntu system?
negative_passages.docid: 20751
negative_passages.text: Problem upgrading Ubuntu 9.10
negative_passages.docid: 28535
negative_passages.text: How I do a system restore?
negative_passages.docid: 154622
negative_passages.text: How do I resolve this installation error?
negative_passages.docid: 16837
negative_passages.text: Unable to upgrade from 14.04 to 14.10 "Cannot Calculate Upgrades"