Operating system: Ubuntu 18.04
Graphics card: Radeon 580RX
Broken: 2.80 (sub 51), branch: blender2.7, commit date: 2019-03-27 23:34, hash: a58a4f48bef4
Short description of error
A driver is attached to grease pencil's time offset modifier but viewport doesn't update grease pencil object. I have to manually press "update dependencies" to make viewport update GP object. I suppose that viewport should be updated automatically.