Graphs with date on the x-axis with a manual interval format wrong

[par456]

What happened?

If you have a graph over time, such as with dates on the x-axis, it formats the dates incorrectly and doesn't seem to respect the interval value either.

Like other values in the graphs as well (like titles or min/max), it seems to add a manual value in sometimes without the user doing it.

Interval set to 10:

Interval set to None:

What Operating System are you on?

Windows