ppa broke my repositorys
58759
How to fix missing GPG keys?
107786
PPA error while installing Albert application launcher in Ubuntu 18.04
111573
What's the best way to re-enable PPAs/repos after an upgrade?
130650
E: The repository 'http//archive.canonical.com precise Release' is not signed
81853
W:Skipping acquire of configured file 'main/binary-1386/Packages' as repository... doesn't support architecture '1386'
4945
How do I enable the "Universe" repository from the command line?
7107
How do I enable the source code repositories?
28788
How do I create a PPA?
124502
how to resolve unmet dependencies and file collisions due mixing diferent repositories?
26745
Skipping acquire of configured file 'contrib/binary-i386/Packages' as repository ... doesn't support architecture 'i386'
74185
How can I add a PPA from a previous release?
151066
Failed to fetch PPA Error (Deluge)
137317
libdvd-pkg: `apt-get check` failed, you may have broken packages. Aborting
73173
How to Fix Broken Packages?
135985
Apt-get saying "Unable to correct problems, you have held broken packages."
59768
How do I enable the "multiverse" repository?
13399
Why can I no longer (un)install packages via apt-get after doing a partial dist-upgrade?