Bulb won't change brightness and color at the same time

[Emphyrio (Roelof)]

Trying to learn more about this behavior too. In this post a solution is offered by using scripts. Have you found a solution for proper transitioning?

IKEA light on Hue hub, scene doesn't change brightness

Hey there, I have the exact same problem. Even using the scenes from the official Hue app, some bulbs will end up not reacting . . . and it will even go as far as messing with the Hue scene. The scene will end up in the broken state and that broken state will be saved as the new value for the Scene. Huge disappointment on that part, but I think it’s on the Zigbee driver side of thing. What seems to happen is that the Tradfri / Ikea bulbs discard a new command if they are doing something. D…