What behaviour is observed:
When I start the server, during the ChangeSkin load, it crashes

What behaviour is expected:
To start the server

Steps/models to reproduce:
1 Make a SpongeForge server
2 Place ChangeSkin and ProtocolLib in the mods folder
3 Start the server and enjoy the crash!
Plugin list:
Just ChangeSkin and ProtocolLib

Environment description:
Spongeforge 1.12.2-2825-7.1.6
Windows 10

Plugin version or build number:
3.0

Error Log:
https://gist.github.com/LorenzoMontanoPecoraro/f68e0b1b8a8d2db977c8cdbff89b74e8

Configuration:
There isn't any

Please download a development build. It should be already fixed.

OK THX. Know it works