nightshift

Hi All, I have a Mac mini (current gen), and 2 5K displays (one direct in the mini, other through a BMeGPU). I just updated to Catalina, and now Nightshift only seems to affect one monitor, so the other one stays normal. Any idea why this is or how to fix? Thanks!

I have been using nightshift on MacOS Sierra on an older macbook air for some time now and it has been working fine. However, this morning it seems the nightshift mode is completely stuck? i'm not able to switch it off using any settings (even tried re-calibrating the display!). I'm stuck with...