What behavior is observed:

Server thread warn and server thread error on /setskin

What behavior is expected:

Skin change

Steps/models to reproduce:

Simply using the /setskin command

Screenshots (if applicable)

https://i.imgur.com/KuFcbAp.png
https://i.imgur.com/K5zq0dR.png

Plugin list:

ChangeSkin, CloudTrade, ProtocolLib, SimpleHomes, SimpleTpa

Environment description

Magma 1.12.2 6e0b254b
forge 1.12.2 14.23.5.2859
Mod list: https://i.imgur.com/Y78xhg7.png https://i.imgur.com/2jd7wqH.png

Plugin version or build number (don't write latest):

3.2-SNAPSHOT-74cfd8b

Server Log:

https://0x0.st/oVCB.log.zip

Configuration:

https://pastebin.com/d1M2xTzN

So this is magma's issue?

java.lang.NoClassDefFoundError: org/magmafoundation/magma/remapper/proxy/ProxyClassWriter

Bug in your server software

Aight thanks

yes