[12:59:33 ERROR]: Error occurred while enabling MythicMobs v5.0.4-f1007ca3 (Is it up to date?)
java.lang.LinkageError: loader constraint violation: when resolving method 'javassist.d javassist.f.a(javassist.d)' the class loader 'MythicMobs-5.0.4.jar' @7c9508f1 of the current class, io/lumine/mythic/bukkit/utils/plugin/LuminePluginL10, and the class loader 'CMILib1.1.2.5.jar' @5aa600d8 for the method's defining class, javassist/f, have different Class objects for the type javassist/d used in the signature (io.lumine.mythic.bukkit.utils.plugin.LuminePluginL10 is in unnamed module of loader 'MythicMobs-5.0.4.jar' @7c9508f1, parent loader java.net.URLClassLoader @759ebb3d; javassist.f is in unnamed module of loader 'CMILib1.1.2.5.jar' @5aa600d8, parent loader java.net.URLClassLoader @759ebb3d)
        at io.lumine.mythic.bukkit.utils.plugin.LuminePluginL10.a(Unknown Source) ~[MythicMobs-5.0.4.jar:?]
        at io.lumine.mythic.bukkit.utils.plugin.LuminePlugin.onEnable(LuminePlugin.java) ~[MythicMobs-5.0.4.jar:?]
        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:264) ~[paper-api-1.18.2-R0.1-SNAPSHOT.jar:?]
        at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:370) ~[paper-api-1.18.2-R0.1-SNAPSHOT.jar:?]
        at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:541) ~[paper-api-1.18.2-R0.1-SNAPSHOT.jar:?]
        at org.bukkit.craftbukkit.v1_18_R2.CraftServer.enablePlugin(CraftServer.java:560) ~[paper-1.18.2.jar:git-Paper-333]
        at org.bukkit.craftbukkit.v1_18_R2.CraftServer.enablePlugins(CraftServer.java:474) ~[paper-1.18.2.jar:git-Paper-333]
        at net.minecraft.server.MinecraftServer.loadWorld0(MinecraftServer.java:664) ~[paper-1.18.2.jar:git-Paper-333]
        at net.minecraft.server.MinecraftServer.loadLevel(MinecraftServer.java:431) ~[paper-1.18.2.jar:git-Paper-333]
        at net.minecraft.server.dedicated.DedicatedServer.initServer(DedicatedServer.java:316) ~[paper-1.18.2.jar:git-Paper-333]
        at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1163) ~[paper-1.18.2.jar:git-Paper-333]
        at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:315) ~[paper-1.18.2.jar:git-Paper-333]
        at java.lang.Thread.run(Thread.java:833) ~[?:?]
[12:59:33 INFO]: [MythicMobs] Disabling MythicMobs v5.0.4-f1007ca3
[12:59:33 INFO]: [MythicMobs] Disabling Mythic Mobs...
[12:59:33 WARN]: java.lang.NullPointerException: Cannot invoke "io.lumine.mythic.core.spawning.spawners.SpawnerManager.resetAndSaveAll()" because the return value of "io.lumine.mythic.bukkit.MythicBukkit.getSpawnerManager()" is null
[12:59:33 WARN]:        at MythicMobs-5.0.4.jar//io.lumine.mythic.bukkit.MythicBukkit.disable(MythicBukkit.java:223)
[12:59:33 WARN]:        at MythicMobs-5.0.4.jar//io.lumine.mythic.bukkit.utils.plugin.LuminePlugin.onDisable(LuminePlugin.java:79)
[12:59:33 WARN]:        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:266)
[12:59:33 WARN]:        at org.bukkit.plugin.java.JavaPluginLoader.disablePlugin(JavaPluginLoader.java:399)
[12:59:33 WARN]:        at org.bukkit.plugin.SimplePluginManager.disablePlugin(SimplePluginManager.java:578)
[12:59:33 WARN]:        at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:374)
[12:59:33 WARN]:        at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:541)
[12:59:33 WARN]:        at org.bukkit.craftbukkit.v1_18_R2.CraftServer.enablePlugin(CraftServer.java:560)
[12:59:33 WARN]:        at org.bukkit.craftbukkit.v1_18_R2.CraftServer.enablePlugins(CraftServer.java:474)
[12:59:33 WARN]:        at net.minecraft.server.MinecraftServer.loadWorld0(MinecraftServer.java:664)
[12:59:33 WARN]:        at net.minecraft.server.MinecraftServer.loadLevel(MinecraftServer.java:431)
[12:59:33 WARN]:        at net.minecraft.server.dedicated.DedicatedServer.e(DedicatedServer.java:316)
[12:59:33 WARN]:        at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:1163)
[12:59:33 WARN]:        at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:315)
[12:59:33 WARN]:        at java.base/java.lang.Thread.run(Thread.java:833)