[11:32:41] [Server thread/ERROR]: Could not pass event PlayerInteractEvent to MMOItems v4.7.9
org.bukkit.event.EventException: null
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:320) ~[spigot-1.14.4-b2443.jar:git-Spigot-798ea6a-368f4e9]
        at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:70) ~[spigot-1.14.4-b2443.jar:git-Spigot-798ea6a-368f4e9]
        at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:529) ~[spigot-1.14.4-b2443.jar:git-Spigot-798ea6a-368f4e9]
        at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:514) ~[spigot-1.14.4-b2443.jar:git-Spigot-798ea6a-368f4e9]
        at org.bukkit.craftbukkit.v1_14_R1.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:429) ~[spigot-1.14.4-b2443.jar:git-Spigot-798ea6a-368f4e9]
        at net.minecraft.server.v1_14_R1.PlayerConnection.a(PlayerConnection.java:1285) ~[spigot-1.14.4-b2443.jar:git-Spigot-798ea6a-368f4e9]
        at net.minecraft.server.v1_14_R1.PacketPlayInBlockPlace.a(PacketPlayInBlockPlace.java:28) ~[spigot-1.14.4-b2443.jar:git-Spigot-798ea6a-368f4e9]
        at net.minecraft.server.v1_14_R1.PacketPlayInBlockPlace.a(PacketPlayInBlockPlace.java:1) ~[spigot-1.14.4-b2443.jar:git-Spigot-798ea6a-368f4e9]
        at net.minecraft.server.v1_14_R1.PlayerConnectionUtils.lambda$0(PlayerConnectionUtils.java:19) ~[spigot-1.14.4-b2443.jar:git-Spigot-798ea6a-368f4e9]
        at net.minecraft.server.v1_14_R1.TickTask.run(SourceFile:18) [spigot-1.14.4-b2443.jar:git-Spigot-798ea6a-368f4e9]
        at net.minecraft.server.v1_14_R1.IAsyncTaskHandler.executeTask(SourceFile:144) [spigot-1.14.4-b2443.jar:git-Spigot-798ea6a-368f4e9]
        at net.minecraft.server.v1_14_R1.IAsyncTaskHandlerReentrant.executeTask(SourceFile:23) [spigot-1.14.4-b2443.jar:git-Spigot-798ea6a-368f4e9]
        at net.minecraft.server.v1_14_R1.IAsyncTaskHandler.executeNext(SourceFile:118) [spigot-1.14.4-b2443.jar:git-Spigot-798ea6a-368f4e9]
        at net.minecraft.server.v1_14_R1.MinecraftServer.aX(MinecraftServer.java:909) [spigot-1.14.4-b2443.jar:git-Spigot-798ea6a-368f4e9]
        at net.minecraft.server.v1_14_R1.MinecraftServer.executeNext(MinecraftServer.java:902) [spigot-1.14.4-b2443.jar:git-Spigot-798ea6a-368f4e9]
        at net.minecraft.server.v1_14_R1.IAsyncTaskHandler.executeAll(SourceFile:103) [spigot-1.14.4-b2443.jar:git-Spigot-798ea6a-368f4e9]
        at net.minecraft.server.v1_14_R1.MinecraftServer.sleepForTick(MinecraftServer.java:885) [spigot-1.14.4-b2443.jar:git-Spigot-798ea6a-368f4e9]
        at net.minecraft.server.v1_14_R1.MinecraftServer.run(MinecraftServer.java:819) [spigot-1.14.4-b2443.jar:git-Spigot-798ea6a-368f4e9]
        at java.lang.Thread.run(Thread.java:748) [?:1.8.0_212]
Caused by: java.lang.NoSuchMethodError: com.sk89q.worldguard.bukkit.WorldGuardPlugin.getRegionContainer()Lcom/sk89q/worldguard/bukkit/RegionContainer;
        at net.Indyuce.mmoitems.comp.worldguard.legacy.Main.isFlagAllowed(Main.java:59) ~[MMOItems%20LegacyWG.jar:?]
        at net.Indyuce.mmoitems.api.player.PlayerData.castAbilities(PlayerData.java:339) ~[MMOItems%20Premium.jar:?]
        at net.Indyuce.mmoitems.listener.PlayerListener.g(PlayerListener.java:180) ~[MMOItems%20Premium.jar:?]
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_212]
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_212]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_212]
        at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_212]
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:316) ~[spigot-1.14.4-b2443.jar:git-Spigot-798ea6a-368f4e9]
        ... 18 more