[Bug 1173683] [NEW] Upgrading ubuntu to 13.04, mid update I get this

[Woden Cafe]

Public bug reported:

I was trying to do an upgrade of my ubuntu to 13.04 and I got this pop
up telling me to report this bug and that I'm not allowed to update?

** Affects: ubuntu-release-upgrader (Ubuntu)
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1173683

Title:
  Upgrading ubuntu to 13.04, mid update I get this

Status in “ubuntu-release-upgrader” package in Ubuntu:
  New

Bug description:
  I was trying to do an upgrade of my ubuntu to 13.04 and I got this pop
  up telling me to report this bug and that I'm not allowed to update?

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