Oh the fun of general and non-specific error messages. The package management system is usually quite well behaved, but when it fails, you can get a series of errors each bewilderingly unhelpful. For instance, Ubuntu Software Center may give you an error telling you that you have no Internet connection and refuse to download any software – even when you’re happily browsing the Internet and downloading gigabytes of files in a different application.

So, what causes this seemingly nonsensical error, and how can you recover? Fortunately, the fix is quite easy. Read more…