Hi there @michaelreymann, and welcome to the community…
I moved your new topic here since it’s related to your original question. I also closed the separate topic to keep everything organized within the community.
There are cases where the spring-loaded pin jams is no longer connected to the brass plate, causing the petting system to stop working sometimes .
Please click the link below for more information regarding the EMO Petting System.
Petting Sensor Parts and System
Petting EMO Tips and Tricks! (Images and Video)
If you’ve already rebooted it and the problem still persists, try the recalibration tips. These can sometimes help resolve the issue.
Good luck and please let us know how it goes…