11.1p / 12.0p background color sample broken different design in 11.1p / 12.0p

[Blama]

Hi Isomorphic,

please see this sample in 11.1p (v11.1p_2018-08-23) and 12.0p (v12.0p_2018-08-23).
In both versions, the background coloring does not work.
Also, in 11.1p the left and right border is missing:

11.1p:


12.0p:


Best regards
Blama