Crash on bootup with immersive portals & optifabric

Mods : Jumploader, Optifabric, Fabric API Immersive Portals

optifabric-1.8.13.jar + IP 0.51-mc1.16.4-fabric.ja = Crash
optifabric-1.8.10.jar + IP 0.51-mc1.16.4-fabric.ja = Crash
optifabric-1.8.9.jar + IP 0.51-mc1.16.4-fabric.ja = Crash
optifabric-1.8.7.jar + IP 0.51-mc1.16.4-fabric.ja = Crash

optifabric 1.8.7/1.8.9/1.8.10/1.8.17 + immersive-portals-0.49-mc1.16.4-fabric.ja = successful boot

Here is my crash log with the latest version of both mods!

latest.log

As always, thank you so much for your hard work. it is appreciated

Fixed in 0.52 https://github.com/qouteall/ImmersivePortalsMod/releases/tag/v0.52-1.16

Thanks for being so professional about it! good work too