CheckMK - Grafana - Process Discovery

Yes your first assumptions are correct.

Your explained situation is not correct. It is as follows.
The Grafana Query that i’m using is from the CheckMK-Grafana-Plugin:

When the Process is running it looks like this:

And everything is visualized as it should.

When the process is not running it looks like this:

And the Graph within CheckMK also still exists. with a value of Zero.

In Grafana we get the error “e is undefined”:
Screenshot from 2021-09-07 11-05-16

And in the queries there is an CheckMK-Plugin Exception: