[Bug]: Server keeps closing

[Matthijs07g]

Describe the bug

i am playing with my friend when suddenly i get kicked and his server closes. the only thing in the log is Disconected: Server proxy closed

Steps to reproduce

open world to friends join friend play with friend wait for it to kick you and it will automaticaly and close the server

Expected behaviour

to play with friends for a longer period than 5 minutes

Screenshots

No response

Version

v6.1.0

Minecraft Version

1.19.2

ModLoader Version

i think fabric, i use the FTB app

Additional Information

i had this problem with FTB stoneblock 3 and FTB Legend of the eyes, but it worked perfectly with FTB Oceanblock