Problem/Bug I migrated the server to 1.20.4 and got a lot of errors

Here they are:
[17:13:24 ERROR]: Error occurred while enabling MyCommand v5.7.4 (Is it up to date?)
java.lang.NoClassDefFoundError: com/comphenix/protocol/events/PacketListener
at it.emmerrei.mycommand.Main.PostEnable(Main.java:567) ~[MyCommand.jar:?]
at it.emmerrei.mycommand.Main.onEnable(Main.java:511) ~[MyCommand.jar:?]
at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:281) ~[purpur-api-1.20.4-R0.1-SNAPSHOT.jar:?]
at io.papermc.paper.plugin.manager.PaperPluginInstanceManager.enablePlugin(PaperPluginInstanceManager.java:190) ~[purpur-1.20.4.jar:git-Purpur-2113]
at io.papermc.paper.plugin.manager.PaperPluginManagerImpl.enablePlugin(PaperPluginManagerImpl.java:104) ~[purpur-1.20.4.jar:git-Purpur-2113]
at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:507) ~[purpur-api-1.20.4-R0.1-SNAPSHOT.jar:?]
at org.bukkit.craftbukkit.v1_20_R3.CraftServer.enablePlugin(CraftServer.java:651) ~[purpur-1.20.4.jar:git-Purpur-2113]
at org.bukkit.craftbukkit.v1_20_R3.CraftServer.enablePlugins(CraftServer.java:562) ~[purpur-1.20.4.jar:git-Purpur-2113]
at net.minecraft.server.MinecraftServer.loadWorld0(MinecraftServer.java:678) ~[purpur-1.20.4.jar:git-Purpur-2113]
at net.minecraft.server.MinecraftServer.loadLevel(MinecraftServer.java:438) ~[purpur-1.20.4.jar:git-Purpur-2113]
at net.minecraft.server.dedicated.DedicatedServer.initServer(DedicatedServer.java:345) ~[purpur-1.20.4.jar:git-Purpur-2113]
at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1148) ~[purpur-1.20.4.jar:git-Purpur-2113]
at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:326) ~[purpur-1.20.4.jar:git-Purpur-2113]
at java.lang.Thread.run(Thread.java:1589) ~[?:?]
Caused by: java.lang.ClassNotFoundException: com.comphenix.protocol.events.PacketListener
at org.bukkit.plugin.java.PluginClassLoader.loadClass0(PluginClassLoader.java:199) ~[purpur-api-1.20.4-R0.1-SNAPSHOT.jar:?]
at org.bukkit.plugin.java.PluginClassLoader.loadClass(PluginClassLoader.java:166) ~[purpur-api-1.20.4-R0.1-SNAPSHOT.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:521) ~[?:?]
... 14 more


[17:13:26 WARN]: [AuthMe] WARNING! The protectInventory feature requires ProtocolLib! Disabling it...
[AuthMe] Downloading GEO IP database, because the old database is older than 30 days or doesn't exist
[17:13:27 WARN]: [AuthMe] No MaxMind credentials found in the configuration file! GeoIp protections will be disabled.
[17:13:27 INFO]: [AuthMe] There is no newer GEO IP database uploaded to MaxMind. Using the old one for now.
[17:13:27 INFO]: [Vault] Checking for Updates ...
[17:13:27 INFO]: [AFKPlus] AFKPlus file watcher started!
[17:13:27 WARN]: [AuthMe] Could not download GeoLiteAPI database [FileNotFoundException]: plugins/AuthMe/GeoLite2-Country.mmdb (No such file or directory)
[17:13:27 INFO]:

[17:17:20 ERROR]: [PermissionsEx] Cannot invoke "java.lang.Boolean.booleanValue()" because the return value of "java.util.Map$Entry.getValue()" is null

Also in the tab shows that the person is constantly in the afk

 

I made a backup and then updated the kernel
https://pastebin.com/R7YBsx76

 

https://pastebin.com/UxfhtpQj