Ubuntu
update-manager package

  1. Bug #414181
  2. Comment #25

Comment 25 for bug 414181

Revision history for this message
Duststorm (duststorm-design) wrote : Re: Update Manager, "install" button does nothing when u-m was opened by itself

I have seen this issue on one of my machines too.
The particular machine that has the problem is also set to FRENCH, while others left to default English do not show this problem. Maybe having a different locale is the cause of this problem.