Bukkit

1. MultiInv and Multiverse-Portals behaving normally

2. Use "mvtp" to teleport to another Inv-Group

3. Then use a Multiverse-Portal

4. Get this error:

[00:51:32 ERROR]: Could not pass event PlayerTeleportEvent to MultiInv v3.3.8
org.bukkit.event.EventException
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:306) ~[spigot.jar:git-Spigot-625bc00-d09304e]
        at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[spigot.jar:git-Spigot-625bc00-d09304e]
        at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:502) [spigot.jar:git-Spigot-625bc00-d09304e]
        at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:487) [spigot.jar:git-Spigot-625bc00-d09304e]
        at org.bukkit.craftbukkit.v1_11_R1.entity.CraftPlayer.teleport(CraftPlayer.java:481) [spigot.jar:git-Spigot-625bc00-d09304e]
        at org.bukkit.craftbukkit.v1_11_R1.entity.CraftEntity.teleport(CraftEntity.java:260) [spigot.jar:git-Spigot-625bc00-d09304e]
        at com.onarandombox.MultiverseCore.utils.SimpleSafeTTeleporter.safelyTeleport(SimpleSafeTTeleporter.java:215) [Multiverse-Core-2.5.0-SNAPSHOT.jar:?]
        at com.onarandombox.MultiversePortals.listeners.PlayerListenerHelper.performTeleport(PlayerListenerHelper.java:44) [Multiverse-Portals-2.5.0-SNAPSHOT.jar:?]
        at com.onarandombox.MultiversePortals.listeners.MVPPlayerMoveListener.playerMove(MVPPlayerMoveListener.java:137) [Multiverse-Portals-2.5.0-SNAPSHOT.jar:?]
        at sun.reflect.GeneratedMethodAccessor60.invoke(Unknown Source) ~[?:?]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.7.0_121]
        at java.lang.reflect.Method.invoke(Method.java:606) ~[?:1.7.0_121]
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:302) [spigot.jar:git-Spigot-625bc00-d09304e]
        at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) [spigot.jar:git-Spigot-625bc00-d09304e]
        at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:502) [spigot.jar:git-Spigot-625bc00-d09304e]
        at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:487) [spigot.jar:git-Spigot-625bc00-d09304e]
        at net.minecraft.server.v1_11_R1.PlayerConnection.a(PlayerConnection.java:615) [spigot.jar:git-Spigot-625bc00-d09304e]
        at net.minecraft.server.v1_11_R1.PacketPlayInFlying.a(SourceFile:126) [spigot.jar:git-Spigot-625bc00-d09304e]
        at net.minecraft.server.v1_11_R1.PacketPlayInFlying$PacketPlayInPositionLook.a(SourceFile:18) [spigot.jar:git-Spigot-625bc00-d09304e]
        at net.minecraft.server.v1_11_R1.PlayerConnectionUtils$1.run(SourceFile:13) [spigot.jar:git-Spigot-625bc00-d09304e]
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) [?:1.7.0_121]
        at java.util.concurrent.FutureTask.run(FutureTask.java:262) [?:1.7.0_121]
        at net.minecraft.server.v1_11_R1.SystemUtils.a(SourceFile:46) [spigot.jar:git-Spigot-625bc00-d09304e]
        at net.minecraft.server.v1_11_R1.MinecraftServer.D(MinecraftServer.java:747) [spigot.jar:git-Spigot-625bc00-d09304e]
        at net.minecraft.server.v1_11_R1.DedicatedServer.D(DedicatedServer.java:399) [spigot.jar:git-Spigot-625bc00-d09304e]
        at net.minecraft.server.v1_11_R1.MinecraftServer.C(MinecraftServer.java:678) [spigot.jar:git-Spigot-625bc00-d09304e]
        at net.minecraft.server.v1_11_R1.MinecraftServer.run(MinecraftServer.java:576) [spigot.jar:git-Spigot-625bc00-d09304e]
        at java.lang.Thread.run(Thread.java:745) [?:1.7.0_121]
Caused by: java.lang.NoSuchMethodError: org.json.simple.JSONObject.getOrDefault(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;
        at uk.co.tggl.pluckerpluck.multiinv.inventory.MIInventory.<init>(MIInventory.java:99) ~[?:?]
        at uk.co.tggl.pluckerpluck.multiinv.mysql.SqlConnector.getInventory(SqlConnector.java:512) ~[?:?]
        at uk.co.tggl.pluckerpluck.multiinv.player.MIPlayer.loadGroup(MIPlayer.java:401) ~[?:?]
        at uk.co.tggl.pluckerpluck.multiinv.player.MIPlayer.loadEnderchestInventory(MIPlayer.java:156) ~[?:?]
        at uk.co.tggl.pluckerpluck.multiinv.listener.MIPlayerListener.loadEnderchestState(MIPlayerListener.java:573) ~[?:?]
        at uk.co.tggl.pluckerpluck.multiinv.listener.MIPlayerListener.onPlayerTeleport(MIPlayerListener.java:415) ~[?:?]
        at sun.reflect.GeneratedMethodAccessor85.invoke(Unknown Source) ~[?:?]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.7.0_121]
        at java.lang.reflect.Method.invoke(Method.java:606) ~[?:1.7.0_121]
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:302) ~[spigot.jar:git-Spigot-625bc00-d09304e]
        ... 27 more