Error building Event Handler

[lpjn]

Describe the bug

Occasionally mc2discord will spam the console with errors along the lines of the below.

The server is idle, no players online and no one attempting to connect or message in discord.

[16:08:34] [ForkJoinPool.commonPool-worker-18/ERROR] [ne.mi.ev.EventSubclassTransformer/EVENTBUS]: An error occurred building event handler
java.lang.ClassNotFoundException: fr.denisd3d.mc2discord.shadow.com.github.benmanes.caffeine.cache.RemovalCause
        at jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:641) ~[?:?] {}
        at jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:188) ~[?:?] {}
        at java.lang.ClassLoader.loadClass(ClassLoader.java:525) ~[?:?] {}
        at net.minecraftforge.eventbus.EventSubclassTransformer.buildEvents(EventSubclassTransformer.java:62) ~[eventbus-5.0.3.jar%232!/:?] {}
        at net.minecraftforge.eventbus.EventSubclassTransformer.transform(EventSubclassTransformer.java:44) ~[eventbus-5.0.3.jar%232!/:?] {}
        at net.minecraftforge.eventbus.EventBusEngine.processClass(EventBusEngine.java:21) ~[eventbus-5.0.3.jar%232!/:?] {}
        at net.minecraftforge.eventbus.service.ModLauncherService.processClassWithFlags(ModLauncherService.java:20) ~[eventbus-5.0.3.jar%232!/:5.0.3+70+master.d7d405b] {}
        at cpw.mods.modlauncher.LaunchPluginHandler.offerClassNodeToPlugins(LaunchPluginHandler.java:88) ~[modlauncher-9.1.3.jar%235!/:?] {}
        at cpw.mods.modlauncher.ClassTransformer.transform(ClassTransformer.java:120) ~[modlauncher-9.1.3.jar%235!/:?] {}
        at cpw.mods.modlauncher.TransformingClassLoader.maybeTransformClassBytes(TransformingClassLoader.java:50) ~[modlauncher-9.1.3.jar%235!/:?] {}
        at cpw.mods.cl.ModuleClassLoader.readerToClass(ModuleClassLoader.java:113) ~[securejarhandler-1.0.8.jar:?] {}
        at cpw.mods.cl.ModuleClassLoader.lambda$findClass$15(ModuleClassLoader.java:219) ~[securejarhandler-1.0.8.jar:?] {}
        at cpw.mods.cl.ModuleClassLoader.loadFromModule(ModuleClassLoader.java:229) [securejarhandler-1.0.8.jar:?] {}
        at cpw.mods.cl.ModuleClassLoader.findClass(ModuleClassLoader.java:219) [securejarhandler-1.0.8.jar:?] {}
        at cpw.mods.cl.ModuleClassLoader.loadClass(ModuleClassLoader.java:135) [securejarhandler-1.0.8.jar:?] {}
        at java.lang.ClassLoader.loadClass(ClassLoader.java:525) [?:?] {}
        at fr.denisd3d.mc2discord.shadow.com.github.benmanes.caffeine.cache.BoundedLocalCache.drainValueReferences(BoundedLocalCache.java:1516) [mc2discord-forge-1.18.x-4.2.4.jar%23119!/:4.2.4] {re:classloading}
        at fr.denisd3d.mc2discord.shadow.com.github.benmanes.caffeine.cache.BoundedLocalCache.maintenance(BoundedLocalCache.java:1476) [mc2discord-forge-1.18.x-4.2.4.jar%23119!/:4.2.4] {re:classloading}
        at fr.denisd3d.mc2discord.shadow.com.github.benmanes.caffeine.cache.BoundedLocalCache.performCleanUp(BoundedLocalCache.java:1447) [mc2discord-forge-1.18.x-4.2.4.jar%23119!/:4.2.4] {re:classloading}
        at fr.denisd3d.mc2discord.shadow.com.github.benmanes.caffeine.cache.BoundedLocalCache$PerformCleanupTask.run(BoundedLocalCache.java:3289) [mc2discord-forge-1.18.x-4.2.4.jar%23119!/:4.2.4] {re:classloading}
        at fr.denisd3d.mc2discord.shadow.com.github.benmanes.caffeine.cache.BoundedLocalCache$PerformCleanupTask.exec(BoundedLocalCache.java:3276) [mc2discord-forge-1.18.x-4.2.4.jar%23119!/:4.2.4] {re:classloading}
        at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:373) [?:?] {}
        at java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182) [?:?] {}
        at java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655) [?:?] {}
        at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622) [?:?] {}
        at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165) [?:?] {}



### Your config file

http://m2d.denisd3d.fr/uploads/view?key=09e2dd25-be26-4b03-a909-39a7a807c544