1.18.1 do not work in, help me... plz..

This is what happens when the plug-in is inserted and operated in version 1.18.1 [Legacy attachment omitted]

Error occurred while enabling MythicDungeons v1.1.0F (Is it up to date?) java.lang.NoClassDefFoundError: io/lumine/mythic/bukkit/MythicBukkit at net.playavalon.mythicdungeons.MythicDungeons.onEnable(MythicDungeons.java:251) ~[?:?] at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:264) ~[spigot-api-1.18.1-R0.1-SNAPSHOT.jar:?] at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:342) ~[spigot-api-1.18.1-R0.1-SNAPSHOT.jar:?] at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:480) ~[spigot-api-1.18.1-R0.1-SNAPSHOT.jar:?] at org.bukkit.craftbukkit.v1_18_R1.CraftServer.enablePlugin(CraftServer.java:521) ~[spigot-1.18.1-R0.1-SNAPSHOT.jar:3443-Spigot-699290c-2c1e499] at org.bukkit.craftbukkit.v1_18_R1.CraftServer.enablePlugins(CraftServer.java:435) ~[spigot-1.18.1-R0.1-SNAPSHOT.jar:3443-Spigot-699290c-2c1e499] at net.minecraft.server.MinecraftServer.loadWorld0(MinecraftServer.java:612) ~[spigot-1.18.1-R0.1-SNAPSHOT.jar:3443-Spigot-699290c-2c1e499] at net.minecraft.server.MinecraftServer.loadLevel(MinecraftServer.java:414) ~[spigot-1.18.1-R0.1-SNAPSHOT.jar:3443-Spigot-699290c-2c1e499] at net.minecraft.server.dedicated.DedicatedServer.e(DedicatedServer.java:262) ~[spigot-1.18.1-R0.1-SNAPSHOT.jar:3443-Spigot-699290c-2c1e499] at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:994) ~[spigot-1.18.1-R0.1-SNAPSHOT.jar:3443-Spigot-699290c-2c1e499] at net.minecraft.server.MinecraftServer.lambda$0(MinecraftServer.java:304) ~[spigot-1.18.1-R0.1-SNAPSHOT.jar:3443-Spigot-699290c-2c1e499] at java.lang.Thread.run(Thread.java:833) [?:?] Caused by: java.lang.ClassNotFoundException: io.lumine.mythic.bukkit.MythicBukkit at org.bukkit.plugin.java.PluginClassLoader.loadClass0(PluginClassLoader.java:147) ~[spigot-api-1.18.1-R0.1-SNAPSHOT.jar:?] at org.bukkit.plugin.java.PluginClassLoader.loadClass(PluginClassLoader.java:99) ~[spigot-api-1.18.1-R0.1-SNAPSHOT.jar:?] at java.lang.ClassLoader.loadClass(ClassLoader.java:520) ~[?:?] ... 12 more