Broken package manager
8198
Trying to overwrite ... which is different from other instances of package
91611
Unable to use package manager due to "exclusive lock" error
102559
How to install package from newer distribution?
46969
Ubuntu fix dependency problems
112267
Can you help me with my software dependency issue?
117852
"Package dependencies cannot be resolved" error when installing software
60835
dpkg: error: failed to open package info file `/var/lib/dpkg/available' for reading
1520
How to install software or upgrade from an old unsupported release?
23273
How to delete broken packages in ubuntu
70568
dpkg: unrecoverable fatal error, aborting: files list file for package 'linux-generic' is missing final newline
11579
Broken dependencies after upgrade
65099
Unable to install any updates through update manager/apt-get upgrade
121462
Fixing a broken packet system (apt-get)
44209
Problem with update-manager: No module named 'apt_pkg' in Ubuntu 13.10, having installed Python 3.4 on /usr/local/lib
4450
How can I reproduce the error "package... needs to be reinstalled, but I can't find an archive for it" for testing?
145917
Removing broken packages on distro update (13.04 to 13.10)
97197
error: parsing file '/var/lib/dpkg/status' near line 55497 package 'indicator-displex'