Bukkit

What steps will reproduce the problem?
1.installed plugin
2.placed 2 portals 1 block from the ground (both of them)
3.walked up to portal -sign- and nothing happens

What is the expected output? What do you see instead?
going through the portal would be nice

What version of the product are you using?
0.2.1

Do you have an error log of what happened?

82 recipes
27 achievements
00:51:43 [INFO] Starting minecraft server version 1.2.5
00:51:43 [INFO] Attempting early MinecraftForge initialization
00:51:43 [INFO] Completed early MinecraftForge initialization
00:51:43 [INFO] Forge Mod Loader version 2.2.91.181 for Minecraft 1.2.5 loading
00:51:43 [INFO] Loading mods from /Users/extreme_cycler/Desktop/Craftbukkit/mods
00:51:43 [INFO] Forge Mod Loader has loaded 1 mods
00:51:43 [INFO] Loading properties
00:51:43 [INFO] Starting Minecraft server on *:25565
00:51:43 [INFO] MinecraftForge v3.3.8.152 Initialized

00:51:43 [INFO] MinecraftForge v3.3.8.152 Initialized

00:51:43 [INFO] Forge Mod Loader load complete, 1 mods loaded
00:51:43 [INFO] This server is running CraftBukkit version git-Bukkit-jenkins-CraftBukkit-181 (MC: 1.2.5) (Implementing API version 1.2.5-R4.1-MCPC-SNAPSHOT)
00:51:43 [SEVERE] ebean.properties not found
00:51:43 [INFO] DataSourcePool [DispNameChanger] autoCommit[false] transIsolation[SERIALIZABLE] min[2] max[20]
00:51:44 [INFO] SubClassFactory parent ClassLoader [org.bukkit.plugin.java.PluginClassLoader]
00:51:44 [WARNING] Could not get information about this CraftBukkit version; perhaps you are running a custom one?: FileNotFoundException
00:51:44 [INFO] Entities enhanced[0] subclassed[1]
00:51:44 [INFO] [Spout] Loading Spout v1212
00:51:44 [INFO] [DispNameChanger] Loading DispNameChanger v5.5.4
00:51:44 [INFO] Loading mod_MinecraftForge vForgeMod
00:51:44 [INFO] [Portal] Loading Portal v0.2.1
00:51:44 [INFO] [DisguiseCraft] Loading DisguiseCraft v3.1
00:51:44 [INFO] [LWC] Loading LWC v4.3.0 (b736-git-1b1150b1) (August 08, 2012)
00:51:44 [INFO] [MobSupaRemoval] Loading MobSupaRemoval v1.5.1
00:51:44 [INFO] [ConsiderateCreepers] Loading ConsiderateCreepers v1
00:51:44 [INFO] [Spout] Enabling Spout v1212
00:51:44 [INFO] [LWC] Enabling LWC v4.3.0 (b736-git-1b1150b1) (August 08, 2012)
00:51:44 [INFO] [LWC] Loaded 209 locale strings (0 overrides)
00:51:44 [INFO] [LWC] Permissions API: ?4SuperPermsPermissions
00:51:44 [INFO] [LWC] Currency API: ?4NoCurrency
00:51:44 [INFO] [LWC] Connecting to SQLite
00:51:44 [INFO] [LWC] Performing any necessary database updates
00:51:44 [INFO] [LWC] Using database: Native
00:51:44 [INFO] [LWC] Precached 1 protections
00:51:44 [INFO] Preparing level "world"
00:51:44 [INFO] Default game type: 0
00:51:44 [INFO] Registering world world, dimension 0, of providertype net.minecraft.server.WorldProviderNormal@662fe032(0) with Minecraft Forge
00:51:44 [INFO] Registering world world_the_end, dimension 1, of providertype net.minecraft.server.WorldProviderTheEnd@596b753(0) with Minecraft Forge
00:51:44 [INFO] Registering world world_nether, dimension -1, of providertype net.minecraft.server.WorldProviderHell@17072b90(0) with Minecraft Forge
00:51:44 [INFO] Preparing start region for level 0 (Seed: -7797236107279784217)
00:51:45 [INFO] Preparing start region for level 1 (Seed: -7797236107279784217)
00:51:45 [INFO] Preparing spawn area: 69%
00:51:45 [INFO] Preparing start region for level 2 (Seed: -7797236107279784217)
00:51:46 [INFO] [DispNameChanger] Enabling DispNameChanger v5.5.4
00:51:46 [INFO] [DispNameChanger] English Translation Selected.
00:51:46 [INFO] [DispNameChanger] Spout detected! Using version 1212.
00:51:46 [INFO] [DispNameChanger] 1 commands were loaded for filtering: {example=1}
00:51:46 [INFO] [DispNameChanger] Version 5.5.4 by [captainawesome7, itsatacoshop247, Daxiongmao87, Luke Zwekii, Sammy, SniperFodder] has been enabled.
00:51:46 [INFO] [Portal] Enabling Portal v0.2.1
00:51:46 [INFO] [DisguiseCraft] Enabling DisguiseCraft v3.1
00:51:46 [INFO] DisguiseCraft version 3.1 is enabled!
00:51:47 [INFO] [MobSupaRemoval] Enabling MobSupaRemoval v1.5.1
00:51:47 [INFO] MobSupaRemoval v1.5.1 is enabled
00:51:47 [INFO] MobSupaRemoval v1.5.1 is using PluginMetrics!
00:51:47 [INFO] [ConsiderateCreepers] Enabling ConsiderateCreepers v1
00:51:47 [INFO] Server permissions file permissions.yml is empty, ignoring it
00:51:47 [INFO] Done (2.649s)! For help, type "help" or "?"
00:51:47 [INFO] /127.0.0.1:62080 lost connection
00:51:50 [INFO] aCardboardTube [/127.0.0.1:62082] logged in with entity id 394 at ([world] -244.5892777714717, 69.0, 289.67268165025183)
00:51:50 [INFO] aCardboardTube joined with: [MinecraftForge 3.3.8.164, ElementalCreepers 1.2.5]
00:52:00 [INFO] <aCardboardTube> portal enable
00:52:55 [SEVERE] Could not pass event PlayerInteractEvent to Portal
org.bukkit.event.EventException
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:304)
    at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
    at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:482)
    at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:467)
    at org.bukkit.craftbukkit.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:177)
    at org.bukkit.craftbukkit.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:147)
    at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:899)
    at org.getspout.spout.SpoutNetServerHandler.a(SpoutNetServerHandler.java:120)
    at net.minecraft.server.Packet18ArmAnimation.handle(SourceFile:38)
    at net.minecraft.server.NetworkManager.b(NetworkManager.java:251)
    at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:106)
    at org.getspout.spout.SpoutNetServerHandler.a(SpoutNetServerHandler.java:172)
    at net.minecraft.server.NetworkListenThread.a(NetworkListenThread.java:82)
    at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:569)
    at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:457)
    at net.minecraft.server.ThreadServerApplication.run(SourceFile:492)
Caused by: java.lang.IndexOutOfBoundsException: Index: 1, Size: 1
    at java.util.ArrayList.RangeCheck(ArrayList.java:547)
    at java.util.ArrayList.get(ArrayList.java:322)
    at com.collisio.minecraft.portal.PortalListener.onPlayerInteract(PortalListener.java:69)
    at sun.reflect.GeneratedMethodAccessor6.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    at java.lang.reflect.Method.invoke(Method.java:597)
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:302)
    ... 15 more
00:55:35 [INFO] aCardboardTube lost connection: disconnect.quitting
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