Question Client Crashing when entering Server

[timxop]

when entering my server hosted on paperspigot 1.20.1 keeps on Joining World screen-Saving World screen it suddenly Crashes

 

[timxop]

this the log of my game, if anyone have any idea im glad

 

[mbaxter]

Paper 1.20.1 is very outdated and is not supported. Upgrade to 1.20.4 or 1.20.6 and share fresh logs with us from that properly updated and secure server.