[14:14:32 ERROR]: [ModernPluginLoadingStrategy] Could not load plugin 'plugin-1.0-SNAPSHOT.jar' in folder 'plugins'
org.bukkit.plugin.InvalidPluginException: java.lang.NoClassDefFoundError: com/github/retrooper/packetevents/event/PacketListener
        at io.papermc.paper.plugin.provider.type.spigot.SpigotPluginProvider.createInstance(SpigotPluginProvider.java:127) ~[folia-1.20.2.jar:git-Folia-"1e5e215"]
        at io.papermc.paper.plugin.provider.type.spigot.SpigotPluginProvider.createInstance(SpigotPluginProvider.java:35) ~[folia-1.20.2.jar:git-Folia-"1e5e215"]
        at io.papermc.paper.plugin.entrypoint.strategy.modern.ModernPluginLoadingStrategy.loadProviders(ModernPluginLoadingStrategy.java:116) ~[folia-1.20.2.jar:git-Folia-"1e5e215"]
        at io.papermc.paper.plugin.storage.SimpleProviderStorage.enter(SimpleProviderStorage.java:39) ~[folia-1.20.2.jar:git-Folia-"1e5e215"]
        at io.papermc.paper.plugin.entrypoint.LaunchEntryPointHandler.enter(LaunchEntryPointHandler.java:36) ~[folia-1.20.2.jar:git-Folia-"1e5e215"]
        at org.bukkit.craftbukkit.v1_20_R2.CraftServer.loadPlugins(CraftServer.java:520) ~[folia-1.20.2.jar:git-Folia-"1e5e215"]
        at net.minecraft.server.dedicated.DedicatedServer.initServer(DedicatedServer.java:273) ~[folia-1.20.2.jar:git-Folia-"1e5e215"]
        at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1173) ~[folia-1.20.2.jar:git-Folia-"1e5e215"]
        at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:343) ~[folia-1.20.2.jar:git-Folia-"1e5e215"]
        at java.lang.Thread.run(Thread.java:833) ~[?:?]
Caused by: java.lang.NoClassDefFoundError: com/github/retrooper/packetevents/event/PacketListener
        at java.lang.Class.forName0(Native Method) ~[?:?]
        at java.lang.Class.forName(Class.java:488) ~[?:?]
        at java.lang.Class.forName(Class.java:467) ~[?:?]
        at org.bukkit.plugin.java.PluginClassLoader.<init>(PluginClassLoader.java:78) ~[folia-api-1.20.2-R0.1-SNAPSHOT.jar:?]
        at io.papermc.paper.plugin.provider.type.spigot.SpigotPluginProvider.createInstance(SpigotPluginProvider.java:123) ~[folia-1.20.2.jar:git-Folia-"1e5e215"]
        ... 9 more
Caused by: java.lang.ClassNotFoundException: com.github.retrooper.packetevents.event.PacketListener
        at org.bukkit.plugin.java.PluginClassLoader.loadClass0(PluginClassLoader.java:197) ~[folia-api-1.20.2-R0.1-SNAPSHOT.jar:?]
        at org.bukkit.plugin.java.PluginClassLoader.loadClass(PluginClassLoader.java:164) ~[folia-api-1.20.2-R0.1-SNAPSHOT.jar:?]
        at java.lang.ClassLoader.loadClass(ClassLoader.java:521) ~[?:?]
        at java.lang.Class.forName0(Native Method) ~[?:?]
        at java.lang.Class.forName(Class.java:488) ~[?:?]
        at java.lang.Class.forName(Class.java:467) ~[?:?]
        at org.bukkit.plugin.java.PluginClassLoader.<init>(PluginClassLoader.java:78) ~[folia-api-1.20.2-R0.1-SNAPSHOT.jar:?]
        at io.papermc.paper.plugin.provider.type.spigot.SpigotPluginProvider.createInstance(SpigotPluginProvider.java:123) ~[folia-1.20.2.jar:git-Folia-"1e5e215"]
        ... 9 more