i am using ubuntu12.04,unable to install tools and packages showing error
4853
Trouble downloading packages list due to a "Hash sum mismatch" error
11166
"Require Installation Of Untrusted Packages" while upgrading with the update manager
74366
Install apt package in ubuntu 12.04
66322
Error installing any module
52941
problems installing mathtools
89359
How can I fix an Install Failed error while installing Lion?
36696
Unmet dependencies unable to fix
85369
Problems installing the devtools package
46461
Unsupported software?
1520
How to install software or upgrade from an old unsupported release?
73357
Every package "has no installation candidate"
26308
How to solve "Unable to find expected entry 'restricted/binary-1386/Packages' Wrong sources.list entry or malformed file"?
110356
Installing Ubuntu (graphic errors)
54684
File corrupted, how do I reinstall packages on Debian?
31793
The following packages have unmet dependencies!
149984
Can't update or install anything. Ubuntu 3.11.0.14
135985
Apt-get saying "Unable to correct problems, you have held broken packages."