**Game mode:Online official
**Type of issue:Bug
**Server type: PvE-Conflict
[Describe the bug here]
Please provide a step-by-step process of how the bug can be reproduced. The more details you provide us with the easier it will be for us to find and fix the bug:
1.G9 trappers cabin on the ridge right of the camp.
I know from earlier that there are possible to sink through rocks before i built on top of it so maybe the undermesh is causing it?