Ask Ubuntu is a question and answer site for Ubuntu users and developers. Join them; it only takes a minute:

Sign up
Here's how it works:
  1. Anybody can ask a question
  2. Anybody can answer
  3. The best answers are voted up and rise to the top

This question already has an answer here:

On the Ubuntu website, it says that if I want to update Ubuntu from 12.04 LTS to 12.10, I have to go into Update Manager and click 'Check', which won't work. It pops up saying, "There are no updates to install," or, "The software

share|improve this question

marked as duplicate by bodhi.zazen, Nathan Osman, Seth, Eric Carvalho, hhlp Feb 9 '13 at 10:58

This question was marked as an exact duplicate of an existing question.

Try : Open update manager-> setting and try to change the server to main server or server which suits you and the check for update. if don't work then try sudo apt-get update in terminal

share|improve this answer

Not the answer you're looking for? Browse other questions tagged or ask your own question.