bug in graph

today my ff crashed and was offline for a few hrs. irritating but that happens…
the graph has a bug, it does not show the reception of the previous week, it looks like i never have reception in the hours the feeder was offline today.
https://dl.dropboxusercontent.com/u/90516818/Schermafdruk%202015-10-14%2023.44.23.png

Same here. Seems something is weird with it. The line graph is all over the place.

I have opened a ticket on this. We will be in touch when we hear from our development team. Thank you for brining up the issue.