[1.20.1] java.lang.NoClassDefFoundError: org/bukkit/event/entity/EntityDismountEvent

[SundOfficial]

Minecraft Version : 1.20.1

Mohist Version : 1.20.1-22c2ed63

Operating System : Linux

Concerned mod / plugin : EternalCore - https://www.spigotmc.org/resources/eternalcore-%E2%99%BE%EF%B8%8F-all-the-most-important-server-functions-in-one.112264/

Logs : https://mclo.gs/2Wur99w

Steps to Reproduce :

1. Download and add EternalCore plugin to the server plugins folder.
2. Start the server.
3. Plugin can't be enable cause by: java.lang.NoClassDefFoundError: org/bukkit/event/entity/EntityDismountEvent

Description of issue : EternalCore plugin can't be enable on startup because it gives an error while trying to start.

[02:13:12 INFO]: Enabling EternalCore v1.6.0
[02:13:12 INFO]: [EternalCore] Searching for dependencies
[02:13:12 INFO]: [EternalCore] Found 5 dependencies
[02:13:12 INFO]: [EternalCore] Searching for dependencies
[02:13:12 INFO]: [EternalCore] Found 53 dependencies
[02:13:12 INFO]: [EternalCore] Your server is running on supported software, congratulations!
[02:13:12 INFO]: [EternalCore] Server version: 20
[02:13:13 WARN]: java.lang.RuntimeException: Can not enable EternalCore: 
[02:13:13 WARN]:        at com.eternalcode.core.loader.EternalCoreWrapper.enable(EternalCoreWrapper.java:32)
[02:13:13 WARN]:        at com.eternalcode.core.loader.EternalCoreLoader.onEnable(EternalCoreLoader.java:26)
[02:13:13 WARN]:        at TRANSFORMER/forge@47.4.1/org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:348)
[02:13:13 WARN]:        at TRANSFORMER/forge@47.4.1/org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:338)
[02:13:13 WARN]:        at TRANSFORMER/forge@47.4.1/org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:484)
[02:13:13 WARN]:        at TRANSFORMER/forge@47.4.1/org.bukkit.craftbukkit.v1_20_R1.CraftServer.enablePlugin(CraftServer.java:552)
[02:13:13 WARN]:        at TRANSFORMER/forge@47.4.1/org.bukkit.craftbukkit.v1_20_R1.CraftServer.enablePlugins(CraftServer.java:466)
[02:13:13 WARN]:        at TRANSFORMER/minecraft@1.20.1/net.minecraft.server.MinecraftServer.m_129815_(MinecraftServer.java:451)
[02:13:13 WARN]:        at TRANSFORMER/minecraft@1.20.1/net.minecraft.server.MinecraftServer.m_130006_(MinecraftServer.java:351)
[02:13:13 WARN]:        at TRANSFORMER/minecraft@1.20.1/net.minecraft.server.dedicated.DedicatedServer.m_7038_(DedicatedServer.java:235)
[02:13:13 WARN]:        at TRANSFORMER/minecraft@1.20.1/net.minecraft.server.MinecraftServer.m_130011_(MinecraftServer.java:808)
[02:13:13 WARN]:        at TRANSFORMER/minecraft@1.20.1/net.minecraft.server.MinecraftServer.m_206580_(MinecraftServer.java:285)
[02:13:13 WARN]:        at java.base/java.lang.Thread.run(Thread.java:1583)
[02:13:13 WARN]: Caused by: java.lang.NoClassDefFoundError: org/bukkit/event/entity/EntityDismountEvent
[02:13:13 WARN]:        at TRANSFORMER/forge@47.4.1/com.mohistmc.bukkit.remapping.ClassLoaderRemapper.tryDefineClass(ClassLoaderRemapper.java:173)
[02:13:13 WARN]:        at TRANSFORMER/forge@47.4.1/com.mohistmc.bukkit.remapping.ReflectionHandler_17.redirectGetDeclaredMethods(ReflectionHandler.java:47)
[02:13:13 WARN]:        at com.eternalcode.core.injector.scan.DependencyScanner.getFieldAndMethodCandidates(DependencyScanner.java:119)
[02:13:13 WARN]:        at com.eternalcode.core.injector.scan.DependencyScanner.createBeanCandidates(DependencyScanner.java:87)
[02:13:13 WARN]:        at com.eternalcode.core.injector.scan.DependencyScanner.scan(DependencyScanner.java:74)
[02:13:13 WARN]:        at com.eternalcode.core.injector.scan.DependencyScanner.scan(DependencyScanner.java:60)
[02:13:13 WARN]:        at com.eternalcode.core.EternalCore.<init>(EternalCore.java:79)
[02:13:13 WARN]:        at java.base/jdk.internal.reflect.DirectConstructorHandleAccessor.newInstance(DirectConstructorHandleAccessor.java:62)
[02:13:13 WARN]:        at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:502)
[02:13:13 WARN]:        at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:486)
[02:13:13 WARN]:        at com.eternalcode.core.loader.EternalCoreWrapper.enable(EternalCoreWrapper.java:25)
[02:13:13 WARN]:        ... 12 more
[02:13:13 ERROR]: Error occurred while enabling EternalCore v1.6.0 (Is it up to date?)
java.lang.RuntimeException: Can not enable EternalCore: 
        at com.eternalcode.core.loader.EternalCoreWrapper.enable(EternalCoreWrapper.java:32) ~[?:?]
        at com.eternalcode.core.loader.EternalCoreLoader.onEnable(EternalCoreLoader.java:26) ~[?:?]
        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:348) ~[forge-1.20.1-47.4.1-universal.jar%23509!/:?]
        at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:338) ~[forge-1.20.1-47.4.1-universal.jar%23509!/:?]
        at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:484) ~[forge-1.20.1-47.4.1-universal.jar%23509!/:?]
        at org.bukkit.craftbukkit.v1_20_R1.CraftServer.enablePlugin(CraftServer.java:552) ~[forge-1.20.1-47.4.1-universal.jar%23509!/:997de31d-ddc9a2dad-d2eba2c8-47.1.106]
        at org.bukkit.craftbukkit.v1_20_R1.CraftServer.enablePlugins(CraftServer.java:466) ~[forge-1.20.1-47.4.1-universal.jar%23509!/:997de31d-ddc9a2dad-d2eba2c8-47.1.106]
        at net.minecraft.server.MinecraftServer.m_129815_(MinecraftServer.java:451) ~[server-1.20.1-20230612.114412-srg.jar%23504!/:?]
        at net.minecraft.server.MinecraftServer.m_130006_(MinecraftServer.java:351) ~[server-1.20.1-20230612.114412-srg.jar%23504!/:?]
        at net.minecraft.server.dedicated.DedicatedServer.m_7038_(DedicatedServer.java:235) ~[server-1.20.1-20230612.114412-srg.jar%23504!/:?]
        at net.minecraft.server.MinecraftServer.m_130011_(MinecraftServer.java:808) ~[server-1.20.1-20230612.114412-srg.jar%23504!/:?]
        at net.minecraft.server.MinecraftServer.m_206580_(MinecraftServer.java:285) ~[server-1.20.1-20230612.114412-srg.jar%23504!/:?]
        at java.lang.Thread.run(Thread.java:1583) [?:?]
Caused by: java.lang.NoClassDefFoundError: org/bukkit/event/entity/EntityDismountEvent
        at com.mohistmc.bukkit.remapping.ClassLoaderRemapper.tryDefineClass(ClassLoaderRemapper.java:173) ~[forge-1.20.1-47.4.1-universal.jar%23509!/:?]
        at com.mohistmc.bukkit.remapping.ReflectionHandler_17.redirectGetDeclaredMethods(ReflectionHandler.java:47) ~[forge-1.20.1-47.4.1-universal.jar%23509!/:?]
        at com.eternalcode.core.injector.scan.DependencyScanner.getFieldAndMethodCandidates(DependencyScanner.java:119) ~[?:?]
        at com.eternalcode.core.injector.scan.DependencyScanner.createBeanCandidates(DependencyScanner.java:87) ~[?:?]
        at com.eternalcode.core.injector.scan.DependencyScanner.scan(DependencyScanner.java:74) ~[?:?]
        at com.eternalcode.core.injector.scan.DependencyScanner.scan(DependencyScanner.java:60) ~[?:?]
        at com.eternalcode.core.EternalCore.<init>(EternalCore.java:79) ~[?:?]
        at jdk.internal.reflect.DirectConstructorHandleAccessor.newInstance(DirectConstructorHandleAccessor.java:62) ~[?:?]
        at java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:502) ~[?:?]
        at java.lang.reflect.Constructor.newInstance(Constructor.java:486) ~[?:?]
        at com.eternalcode.core.loader.EternalCoreWrapper.enable(EternalCoreWrapper.java:25) ~[?:?]
        ... 12 more