It turns out that Grapeshot WANT people to grief on PVE.

[TrevorJD 117]

There's a server config setting from Ark in the engine and it works just fine in Atlas.

[ServerSettings]
ForceAllStructureLocking=True/False

If God is unable to prevent evil, then he is not all-powerful. If God is not willing to prevent evil, then he is not all-good.
- Epicurus

PVE shouldn't be pseudo-PVP. Not playing on official servers any more. I'll leave it to the toxic types that it attracts.