When destroying a block it reappers for a while until it has to be broken again two or three times also items appears a distance away from yourself. and finally when jumping out of boats it teleports you far away from it.

Put the summary of the bug you're having here

What I expected to happen was...:
Describe what you thought should happen here

What actually happened was...:
Describe what happened here

Steps to Reproduce:
1. Put a step by step guide on how to trigger the bug here
2. ...
3. ...