I can not install any application due to a repository update error
133
How can I fix a 404 Error when using a PPA or updating my package lists?
73357
Every package "has no installation candidate"
118754
Package dependencies cannot be resolved
76905
Failure [INSTALL_FAILED_ALREADY_EXISTS] when I tried to update my application
5877
"Failed to fetch" while updating
81853
W:Skipping acquire of configured file 'main/binary-1386/Packages' as repository... doesn't support architecture '1386'
119323
"Unable to locate package" errors for all software
21617
Why can't I press the Install button when installing applications from unknown sources?
34069
Why am I getting authentication errors for packages from an Ubuntu repository?
131270
What means "unable to make backup link of /binary before installing new version: No such file or directory"?
74763
Unmet dependencies. Try 'apt --fix-broken install' with no packages (or specify a solution)
113379
Updating the repository isn't working
77062
Updates stopped and fix-broken install is broken
80899
"no public key available" on apt-get update
49149
How do I solve "Unable to fetch some archives, maybe run apt-get update or try with --fix-missing" error?
44991
A lot of missing dependencies when I try to install all software
48809
"The upgrade has aborted" error, how to proceed?