Comment 9 for bug 188127

Now, this becomes more and more funny. Neither apt-get, nor update-manager update the timestamp when I invoke apt-get update or click "update" in update-manager manually. At the same time, update-manager seems to be updating the timestamp every morning during automatic search for updates.

The funniest thing is, update-manager has updated the timestamp today at 7:35 AM (it always checks for update at approximately this time. The trouble is, the laptop was connected to the router, but router was not connected to the Internet at that time! I've unplugged the ISP cable from router at 10 PM yesterday, and plugged it back at 1 PM today, so there was absolutely no chance for update-manager to fetch updates at 7:35 AM — but the timestamp says it did...