[Bug 819577] Re: Unable to upgrade to version 11.04 from 10.10

[RedSingularity]

It may have just been some mirror churn.  Can you try again and see if it works?
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** Changed in: update-manager (Ubuntu)
       Status: New => Incomplete

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Title:
  Unable to upgrade to version 11.04 from 10.10

Status in “update-manager” package in Ubuntu:
  Incomplete

Bug description:
  Below is the error received from the update manager when attempting to
  upgrade.

  W:Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty/Release.gpg  Something wicked happened resolving 'us.archive.ubuntu.com:http' (-5 - No address associated with hostname)
  , W:Failed to fetch http://archive.canonical.com/ubuntu/dists/natty/Release.gpg  Something wicked happened resolving 'archive.canonical.com:http' (-5 - No address associated with hostname)
  , E:Some index files failed to download, they have been ignored, or old ones used instead.

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