• This issue is not solved in a development build

Describe the bug
The bug is that when I put things in the chests after I reopen it, the things disappear, I also have another one and that is when I throw the things and pick them up they do not appear in the inventory

Version Info
https://pastebin.com/RJ2VSZiv

Additional context
the error is from protocolLib because i removed the plugin and it works fine but i put it in and the error starts