Error Updating: izx/askubuntu/ubuntu xenial Release' does not have a Release file
65
What can I do if a repository/PPA does not have a Release file?
41519
What can I do if a package is not available on the newest version of Ubuntu (18.04) but is available on older versions?
10023
'Some index files failed to download' while updating
15687
How do I resume a release upgrade?
130650
E: The repository 'http//archive.canonical.com precise Release' is not signed
130118
Ubunutu 18.04 Updates 404 error
63320
Ubuntu repository does not have a Release file
4305
How do I fix a "Problem with MergeList" or "status file could not be parsed" error when trying to do an update?
2670
Why is "No new release found" when upgrading from a LTS to the next?
38590
How do I suppress the "New release '12.10' available" message?
2236
Why don't the Ubuntu repositories have the latest versions of software?
85250
Skipping acquire of configured file 'xxxx' as repository 'xxxx xenial InRelease' doesn't support architecture 'i386'"
133
How can I fix a 404 Error when using a PPA or updating my package lists?
58931
16.04 Upgrade: Failed to fetch Empty files can't be valid archives
92807
There's an issue with an Alpha/Beta Release of Ubuntu, what should I do?
66915
How to request a package upgrade in the next Ubuntu release
150518
Version error when uploading Change Set