Windows10 Pro 64bit
Visual studio code 1.46.1
An error occurred in the activity diagram created in the past.
As a result of investigation, it is normal until PlantUML version 2.13.10.
The same markdown gives an error from PlantUML version 2.13.11.
Is it a specification that you can not nest partitions?
sorry, I don't english. Powerd by GOOGLE Transration.