When I enter either dimension it doesn't crash my game but it doesn't load with this error
[16:26:19] [Server thread/FATAL]: Error executing task on Server
java.lang.NullPointerException: Cannot invoke "it.unimi.dsi.fastutil.objects.ObjectSet.remove(Object)" because "objectset" is null
at net.minecraft.server.level.DistanceManager.m_140828_(DistanceManager.java:258) ~[client-1.18.1-20211210.034407-srg.jar%23203!/:?]
at net.minecraft.server.level.ChunkMap.m_140184_(ChunkMap.java:2296) ~[client-1.18.1-20211210.034407-srg.jar%23203!/:?]
at net.minecraft.server.level.ServerChunkCache.m_8385_(ServerChunkCache.java:448) ~[client-1.18.1-20211210.034407-srg.jar%23203!/:?]
at net.minecraft.server.network.ServerGamePacketListenerImpl.m_7185_(ServerGamePacketListenerImpl.java:850) ~[client-1.18.1-20211210.034407-srg.jar%23203!/:?]
at net.minecraft.network.protocol.game.ServerboundMovePlayerPacket.m_5797_(ServerboundMovePlayerPacket.java:114) ~[client-1.18.1-20211210.034407-srg.jar%23203!/:?]
at net.minecraft.network.protocol.game.ServerboundMovePlayerPacket$PosRot.m_5797_(ServerboundMovePlayerPacket.java:16) ~[client-1.18.1-20211210.034407-srg.jar%23203!/:?]
at net.minecraft.network.protocol.PacketUtils.m_131356_(PacketUtils.java:21) ~[client-1.18.1-20211210.034407-srg.jar%23203!/:?]
at net.minecraft.server.TickTask.run(TickTask.java:18) ~[client-1.18.1-20211210.034407-srg.jar%23203!/:?]
at net.minecraft.util.thread.BlockableEventLoop.m_6367_(BlockableEventLoop.java:151) ~[client-1.18.1-20211210.034407-srg.jar%23203!/:?]
at net.minecraft.util.thread.ReentrantBlockableEventLoop.m_6367_(ReentrantBlockableEventLoop.java:23) ~[client-1.18.1-20211210.034407-srg.jar%23203!/:?]
at net.minecraft.server.MinecraftServer.m_6367_(MinecraftServer.java:765) ~[client-1.18.1-20211210.034407-srg.jar%23203!/:?]
at net.minecraft.server.MinecraftServer.m_6367_(MinecraftServer.java:161) ~[client-1.18.1-20211210.034407-srg.jar%23203!/:?]
at net.minecraft.util.thread.BlockableEventLoop.m_7245_(BlockableEventLoop.java:125) ~[client-1.18.1-20211210.034407-srg.jar%23203!/:?]
at net.minecraft.server.MinecraftServer.m_129961_(MinecraftServer.java:748) ~[client-1.18.1-20211210.034407-srg.jar%23203!/:?]
at net.minecraft.server.MinecraftServer.m_7245_(MinecraftServer.java:742) ~[client-1.18.1-20211210.034407-srg.jar%23203!/:?]
at net.minecraft.util.thread.BlockableEventLoop.m_18699_(BlockableEventLoop.java:110) ~[client-1.18.1-20211210.034407-srg.jar%23203!/:?]
at net.minecraft.server.MinecraftServer.m_130012_(MinecraftServer.java:727) ~[client-1.18.1-20211210.034407-srg.jar%23203!/:?]
at net.minecraft.server.MinecraftServer.m_130011_(MinecraftServer.java:672) ~[client-1.18.1-20211210.034407-srg.jar%23203!/:?]
at net.minecraft.server.MinecraftServer.m_177918_(MinecraftServer.java:258) ~[client-1.18.1-20211210.034407-srg.jar%23203!/:?]
at java.lang.Thread.run(Thread.java:833) [?:?]
https://paste.gg/p/anonymous/6051565aed5f469c8d58cf9e0bc8355e/files/513ae9275d7447b8a31cdd5342be0434/raw
Here's the log