query: Can't update from 17.10 to 18.04 because a repository doesn't have a Release file
positive_passages.docid: 991
positive_passages.text: How can I fix apt error "W: Target Packages ... is configured multiple times"?
negative_passages.docid: 43648
negative_passages.text: Why isn't an upgrade to 20.04 from 18.04 available yet?
negative_passages.docid: 10633
negative_passages.text: software updater failed to download repository information
negative_passages.docid: 102559
negative_passages.text: How to install package from newer distribution?
negative_passages.docid: 59559
negative_passages.text: How to upgrade Git on Ubuntu Hardy?
negative_passages.docid: 151605
negative_passages.text: upgrading from 15.10 to 16.04 apt not installed
negative_passages.docid: 56150
negative_passages.text: Can't upgrade/update ubuntu 18.04 as apt/dpkg error is showing up
negative_passages.docid: 140893
negative_passages.text: Error when using apt-get update
negative_passages.docid: 11166
negative_passages.text: "Require Installation Of Untrusted Packages" while upgrading with the update manager
negative_passages.docid: 123634
negative_passages.text: Can't update Xcode
negative_passages.docid: 4305
negative_passages.text: How do I fix a "Problem with MergeList" or "status file could not be parsed" error when trying to do an update?
negative_passages.docid: 42634
negative_passages.text: How do I upgrade to the development release (aka. Ubuntu+1)?
negative_passages.docid: 129223
negative_passages.text: Ubuntu upgrade from 17.04 to 18.04
negative_passages.docid: 131474
negative_passages.text: How to only install updates from a specific repository?
negative_passages.docid: 110896
negative_passages.text: Package installation - Outdated repository
negative_passages.docid: 117112
negative_passages.text: Why isn't Ubuntu moving its repositories to old-releases anymore?
negative_passages.docid: 66285
negative_passages.text: Package repository down, how to relocate?