SOLUTION : get the updated app. It works. Link : http://support.tp-link.com/f/b121736334/?dl=1

SOLUTION : Get the updated app. Now. Link : http://support.tp-link.com/f/b121736334/?dl=1 (from Vicky Wu, TP-Link rep.).

SAME here. Having two NC450 2.0, pretty much IDENTICAL configurations EXCEPT for firmware version... - One with 1.4.1 build 180716 - The other with 1.5.0 build 181022 Both cameras used to work...