Energy Dashboard is negative now

My Home Assistant Energy dashboard was working great from the 1st day i configured it until November 15, then on the 16th, power went negative and the charts are all messed up.
Broken:

My install details:
Home Assistant Blue
Core-2021.11.5
Supervisor-2021.10.8

Anyone else seen this problem?

I noticed the same behaviour and struggle to find the solution. Have you fond one @toky ???