Bukkit

This message occurs on server start about 10 or so times, and at seemingly random other times. The plugin otherwise functions normally.

[SEVERE] Could not pass event PlayerInteractEvent to BlockShop v1.0.0
org.bukkit.event.EventException
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:427)
    at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
    at org.bukkit.plugin.TimedRegisteredListener.callEvent(TimedRegisteredListener.java:30)
    at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:478)
    at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:463)
    at org.bukkit.craftbukkit.v1_6_R2.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:207)
    at net.minecraft.server.v1_6_R2.BlockPressurePlateBinary.e(BlockPressurePlateBinary.java:53)
    at net.minecraft.server.v1_6_R2.BlockPressurePlateAbstract.b(BlockPressurePlateAbstract.java:92)
    at net.minecraft.server.v1_6_R2.BlockPressurePlateAbstract.a(BlockPressurePlateAbstract.java:86)
    at net.minecraft.server.v1_6_R2.Entity.C(Entity.java:751)
    at net.minecraft.server.v1_6_R2.Entity.move(Entity.java:693)
    at net.minecraft.server.v1_6_R2.EntityLiving.e(EntityLiving.java:1194)
    at net.minecraft.server.v1_6_R2.EntityHuman.e(EntityHuman.java:1234)
    at net.citizensnpcs.npc.entity.EntityHumanNPC.moveOnCurrentHeading(EntityHumanNPC.java:218)
    at net.citizensnpcs.npc.entity.EntityHumanNPC.l_(EntityHumanNPC.java:187)
    at net.minecraft.server.v1_6_R2.World.entityJoinedWorld(World.java:1492)
    at net.minecraft.server.v1_6_R2.World.playerJoinedWorld(World.java:1467)
    at net.minecraft.server.v1_6_R2.World.tickEntities(World.java:1336)
    at net.minecraft.server.v1_6_R2.WorldServer.tickEntities(WorldServer.java:517)
    at net.minecraft.server.v1_6_R2.MinecraftServer.t(MinecraftServer.java:571)
    at net.minecraft.server.v1_6_R2.DedicatedServer.t(DedicatedServer.java:239)
    at net.minecraft.server.v1_6_R2.MinecraftServer.s(MinecraftServer.java:481)
    at net.minecraft.server.v1_6_R2.MinecraftServer.run(MinecraftServer.java:413)
    at net.minecraft.server.v1_6_R2.ThreadServerApplication.run(SourceFile:582)
Caused by: java.lang.NullPointerException
    at me.jayfella.blockshop.listeners.PlayerPresenceListener.onPlayerInteract(PlayerPresenceListener.java:34)
    at sun.reflect.GeneratedMethodAccessor37.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:606)
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:425)

This is with the latest version.

Today, at some random point, this began to scroll in our logs for about 2MB worth of data.

---

2013-09-25 17:23:55 [SEVERE] Could not pass event PlayerInteractEvent to BlockShop v1.0.0 org.bukkit.event.EventException at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:427) at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) at org.bukkit.plugin.TimedRegisteredListener.callEvent(TimedRegisteredListener.java:30) at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:478) at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:463) at org.bukkit.craftbukkit.v1_6_R2.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:207) at net.minecraft.server.v1_6_R2.BlockPressurePlateBinary.e(BlockPressurePlateBinary.java:53) at net.minecraft.server.v1_6_R2.BlockPressurePlateAbstract.b(BlockPressurePlateAbstract.java:92) at net.minecraft.server.v1_6_R2.BlockPressurePlateAbstract.a(BlockPressurePlateAbstract.java:86) at net.minecraft.server.v1_6_R2.Entity.C(Entity.java:751) at net.minecraft.server.v1_6_R2.Entity.move(Entity.java:693) at net.minecraft.server.v1_6_R2.EntityLiving.e(EntityLiving.java:1194) at net.minecraft.server.v1_6_R2.EntityHuman.e(EntityHuman.java:1234) at net.citizensnpcs.npc.entity.EntityHumanNPC.moveOnCurrentHeading(EntityHumanNPC.java:218) at net.citizensnpcs.npc.entity.EntityHumanNPC.l_(EntityHumanNPC.java:187) at net.minecraft.server.v1_6_R2.World.entityJoinedWorld(World.java:1492) at net.minecraft.server.v1_6_R2.World.playerJoinedWorld(World.java:1467) at net.minecraft.server.v1_6_R2.World.tickEntities(World.java:1336) at net.minecraft.server.v1_6_R2.WorldServer.tickEntities(WorldServer.java:517) at net.minecraft.server.v1_6_R2.MinecraftServer.t(MinecraftServer.java:571) at net.minecraft.server.v1_6_R2.DedicatedServer.t(DedicatedServer.java:239) at net.minecraft.server.v1_6_R2.MinecraftServer.s(MinecraftServer.java:481) at net.minecraft.server.v1_6_R2.MinecraftServer.run(MinecraftServer.java:413) at net.minecraft.server.v1_6_R2.ThreadServerApplication.run(SourceFile:582) Caused by: java.lang.NullPointerException at me.jayfella.blockshop.listeners.PlayerPresenceListener.onPlayerInteract(PlayerPresenceListener.java:34) at sun.reflect.GeneratedMethodAccessor48.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:425) ... 23 more 2013-09-25 17:23:55 [SEVERE] Could not pass event PlayerInteractEvent to BlockShop v1.0.0 org.bukkit.event.EventException at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:427) at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) at org.bukkit.plugin.TimedRegisteredListener.callEvent(TimedRegisteredListener.java:30) at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:478) at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:463) at org.bukkit.craftbukkit.v1_6_R2.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:207) at net.minecraft.server.v1_6_R2.BlockPressurePlateBinary.e(BlockPressurePlateBinary.java:53) at net.minecraft.server.v1_6_R2.BlockPressurePlateAbstract.b(BlockPressurePlateAbstract.java:92) at net.minecraft.server.v1_6_R2.BlockPressurePlateAbstract.a(BlockPressurePlateAbstract.java:86) at net.minecraft.server.v1_6_R2.Entity.C(Entity.java:751) at net.minecraft.server.v1_6_R2.Entity.move(Entity.java:693) at net.minecraft.server.v1_6_R2.EntityLiving.e(EntityLiving.java:1194) at net.minecraft.server.v1_6_R2.EntityHuman.e(EntityHuman.java:1234) at net.citizensnpcs.npc.entity.EntityHumanNPC.moveOnCurrentHeading(EntityHumanNPC.java:218) at net.citizensnpcs.npc.entity.EntityHumanNPC.l_(EntityHumanNPC.java:187) at net.minecraft.server.v1_6_R2.World.entityJoinedWorld(World.java:1492) at net.minecraft.server.v1_6_R2.World.playerJoinedWorld(World.java:1467) at net.minecraft.server.v1_6_R2.World.tickEntities(World.java:1336) at net.minecraft.server.v1_6_R2.WorldServer.tickEntities(WorldServer.java:517) at net.minecraft.server.v1_6_R2.MinecraftServer.t(MinecraftServer.java:571) at net.minecraft.server.v1_6_R2.DedicatedServer.t(DedicatedServer.java:239) at net.minecraft.server.v1_6_R2.MinecraftServer.s(MinecraftServer.java:481) at net.minecraft.server.v1_6_R2.MinecraftServer.run(MinecraftServer.java:413) at net.minecraft.server.v1_6_R2.ThreadServerApplication.run(SourceFile:582) Caused by: java.lang.NullPointerException at me.jayfella.blockshop.listeners.PlayerPresenceListener.onPlayerInteract(PlayerPresenceListener.java:34) at sun.reflect.GeneratedMethodAccessor48.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:425) ... 23 more 2013-09-25 17:23:55 [SEVERE] Could not pass event PlayerInteractEvent to BlockShop v1.0.0 org.bukkit.event.EventException at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:427) at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) at org.bukkit.plugin.TimedRegisteredListener.callEvent(TimedRegisteredListener.java:30) at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:478) at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:463) at org.bukkit.craftbukkit.v1_6_R2.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:207) at net.minecraft.server.v1_6_R2.BlockPressurePlateBinary.e(BlockPressurePlateBinary.java:53) at net.minecraft.server.v1_6_R2.BlockPressurePlateAbstract.b(BlockPressurePlateAbstract.java:92) at net.minecraft.server.v1_6_R2.BlockPressurePlateAbstract.a(BlockPressurePlateAbstract.java:86) at net.minecraft.server.v1_6_R2.Entity.C(Entity.java:751) at net.minecraft.server.v1_6_R2.Entity.move(Entity.java:693) at net.minecraft.server.v1_6_R2.EntityLiving.e(EntityLiving.java:1194) at net.minecraft.server.v1_6_R2.EntityHuman.e(EntityHuman.java:1234) at net.citizensnpcs.npc.entity.EntityHumanNPC.moveOnCurrentHeading(EntityHumanNPC.java:218) at net.citizensnpcs.npc.entity.EntityHumanNPC.l_(EntityHumanNPC.java:187) at net.minecraft.server.v1_6_R2.World.entityJoinedWorld(World.java:1492) at net.minecraft.server.v1_6_R2.World.playerJoinedWorld(World.java:1467) at net.minecraft.server.v1_6_R2.World.tickEntities(World.java:1336) at net.minecraft.server.v1_6_R2.WorldServer.tickEntities(WorldServer.java:517) at net.minecraft.server.v1_6_R2.MinecraftServer.t(MinecraftServer.java:571) at net.minecraft.server.v1_6_R2.DedicatedServer.t(DedicatedServer.java:239) at net.minecraft.server.v1_6_R2.MinecraftServer.s(MinecraftServer.java:481) at net.minecraft.server.v1_6_R2.MinecraftServer.run(MinecraftServer.java:413) at net.minecraft.server.v1_6_R2.ThreadServerApplication.run(SourceFile:582) Caused by: java.lang.NullPointerException at me.jayfella.blockshop.listeners.PlayerPresenceListener.onPlayerInteract(PlayerPresenceListener.java:34) at sun.reflect.GeneratedMethodAccessor48.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:425) ... 23 more 2013-09-25 17:23:55 [SEVERE] Could not pass event PlayerInteractEvent to BlockShop v1.0.0 org.bukkit.event.EventException at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:427) at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) at org.bukkit.plugin.TimedRegisteredListener.callEvent(TimedRegisteredListener.java:30) at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:478) at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:463) at org.bukkit.craftbukkit.v1_6_R2.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:207) at net.minecraft.server.v1_6_R2.BlockPressurePlateBinary.e(BlockPressurePlateBinary.java:53) at net.minecraft.server.v1_6_R2.BlockPressurePlateAbstract.b(BlockPressurePlateAbstract.java:92) at net.minecraft.server.v1_6_R2.BlockPressurePlateAbstract.a(BlockPressurePlateAbstract.java:86) at net.minecraft.server.v1_6_R2.Entity.C(Entity.java:751) at net.minecraft.server.v1_6_R2.Entity.move(Entity.java:693) at net.minecraft.server.v1_6_R2.EntityLiving.e(EntityLiving.java:1194) at net.minecraft.server.v1_6_R2.EntityHuman.e(EntityHuman.java:1234) at net.citizensnpcs.npc.entity.EntityHumanNPC.moveOnCurrentHeading(EntityHumanNPC.java:218) at net.citizensnpcs.npc.entity.EntityHumanNPC.l_(EntityHumanNPC.java:187) at net.minecraft.server.v1_6_R2.World.entityJoinedWorld(World.java:1492) at net.minecraft.server.v1_6_R2.World.playerJoinedWorld(World.java:1467) at net.minecraft.server.v1_6_R2.World.tickEntities(World.java:1336) at net.minecraft.server.v1_6_R2.WorldServer.tickEntities(WorldServer.java:517) at net.minecraft.server.v1_6_R2.MinecraftServer.t(MinecraftServer.java:571) at net.minecraft.server.v1_6_R2.DedicatedServer.t(DedicatedServer.java:239) at net.minecraft.server.v1_6_R2.MinecraftServer.s(MinecraftServer.java:481) at net.minecraft.server.v1_6_R2.MinecraftServer.run(MinecraftServer.java:413) at net.minecraft.server.v1_6_R2.ThreadServerApplication.run(SourceFile:582) Caused by: java.lang.NullPointerException at me.jayfella.blockshop.listeners.PlayerPresenceListener.onPlayerInteract(PlayerPresenceListener.java:34) at sun.reflect.GeneratedMethodAccessor48.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:425) ... 23 more 2013-09-25 17:23:55 [SEVERE] Could not pass event PlayerInteractEvent to BlockShop v1.0.0 org.bukkit.event.EventException at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:427) at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) at org.bukkit.plugin.TimedRegisteredListener.callEvent(TimedRegisteredListener.java:30) at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:478) at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:463) at org.bukkit.craftbukkit.v1_6_R2.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:207) at net.minecraft.server.v1_6_R2.BlockPressurePlateBinary.e(BlockPressurePlateBinary.java:53) at net.minecraft.server.v1_6_R2.BlockPressurePlateAbstract.b(BlockPressurePlateAbstract.java:92) at net.minecraft.server.v1_6_R2.BlockPressurePlateAbstract.a(BlockPressurePlateAbstract.java:86) at net.minecraft.server.v1_6_R2.Entity.C(Entity.java:751) at net.minecraft.server.v1_6_R2.Entity.move(Entity.java:693) at net.minecraft.server.v1_6_R2.EntityLiving.e(EntityLiving.java:1194) at net.minecraft.server.v1_6_R2.EntityHuman.e(EntityHuman.java:1234) at net.citizensnpcs.npc.entity.EntityHumanNPC.moveOnCurrentHeading(EntityHumanNPC.java:218) at net.citizensnpcs.npc.entity.EntityHumanNPC.l_(EntityHumanNPC.java:187) at net.minecraft.server.v1_6_R2.World.entityJoinedWorld(World.java:1492) at net.minecraft.server.v1_6_R2.World.playerJoinedWorld(World.java:1467) at net.minecraft.server.v1_6_R2.World.tickEntities(World.java:1336) at net.minecraft.server.v1_6_R2.WorldServer.tickEntities(WorldServer.java:517) at net.minecraft.server.v1_6_R2.MinecraftServer.t(MinecraftServer.java:571) at net.minecraft.server.v1_6_R2.DedicatedServer.t(DedicatedServer.java:239) at net.minecraft.server.v1_6_R2.MinecraftServer.s(MinecraftServer.java:481) at net.minecraft.server.v1_6_R2.MinecraftServer.run(MinecraftServer.java:413) at net.minecraft.server.v1_6_R2.ThreadServerApplication.run(SourceFile:582) Caused by: java.lang.NullPointerException at me.jayfella.blockshop.listeners.PlayerPresenceListener.onPlayerInteract(PlayerPresenceListener.java:34) at sun.reflect.GeneratedMethodAccessor48.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:425) ... 23 more 2013-09-25 17:23:55 [SEVERE] Could not pass event PlayerInteractEvent to BlockShop v1.0.0 org.bukkit.event.EventException at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:427) at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) at org.bukkit.plugin.TimedRegisteredListener.callEvent(TimedRegisteredListener.java:30) at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:478) at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:463) at org.bukkit.craftbukkit.v1_6_R2.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:207) at net.minecraft.server.v1_6_R2.BlockPressurePlateBinary.e(BlockPressurePlateBinary.java:53) at net.minecraft.server.v1_6_R2.BlockPressurePlateAbstract.b(BlockPressurePlateAbstract.java:92) at net.minecraft.server.v1_6_R2.BlockPressurePlateAbstract.a(BlockPressurePlateAbstract.java:86) at net.minecraft.server.v1_6_R2.Entity.C(Entity.java:751) at net.minecraft.server.v1_6_R2.Entity.move(Entity.java:693) at net.minecraft.server.v1_6_R2.EntityLiving.e(EntityLiving.java:1194) at net.minecraft.server.v1_6_R2.EntityHuman.e(EntityHuman.java:1234) at net.citizensnpcs.npc.entity.EntityHumanNPC.moveOnCurrentHeading(EntityHumanNPC.java:218) at net.citizensnpcs.npc.entity.EntityHumanNPC.l_(EntityHumanNPC.java:187) at net.minecraft.server.v1_6_R2.World.entityJoinedWorld(World.java:1492) at net.minecraft.server.v1_6_R2.World.playerJoinedWorld(World.java:1467) at net.minecraft.server.v1_6_R2.World.tickEntities(World.java:1336) at net.minecraft.server.v1_6_R2.WorldServer.tickEntities(WorldServer.java:517) at net.minecraft.server.v1_6_R2.MinecraftServer.t(MinecraftServer.java:571) at net.minecraft.server.v1_6_R2.DedicatedServer.t(DedicatedServer.java:239) at net.minecraft.server.v1_6_R2.MinecraftServer.s(MinecraftServer.java:481) at net.minecraft.server.v1_6_R2.MinecraftServer.run(MinecraftServer.java:413) at net.minecraft.server.v1_6_R2.ThreadServerApplication.run(SourceFile:582) Caused by: java.lang.NullPointerException at me.jayfella.blockshop.listeners.PlayerPresenceListener.onPlayerInteract(PlayerPresenceListener.java:34) at sun.reflect.GeneratedMethodAccessor48.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:425) ... 23 more 2013-09-25 17:23:55 [SEVERE] Could not pass event PlayerInteractEvent to BlockShop v1.0.0 org.bukkit.event.EventException at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:427) at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) at org.bukkit.plugin.TimedRegisteredListener.callEvent(TimedRegisteredListener.java:30) at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:478) at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:463) at org.bukkit.craftbukkit.v1_6_R2.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:207) at net.minecraft.server.v1_6_R2.BlockPressurePlateBinary.e(BlockPressurePlateBinary.java:53) at net.minecraft.server.v1_6_R2.BlockPressurePlateAbstract.b(BlockPressurePlateAbstract.java:92) at net.minecraft.server.v1_6_R2.BlockPressurePlateAbstract.a(BlockPressurePlateAbstract.java:86) at net.minecraft.server.v1_6_R2.Entity.C(Entity.java:751) at net.minecraft.server.v1_6_R2.Entity.move(Entity.java:693) at net.citizensnpcs.npc.entity.EntityHumanNPC.l_(EntityHumanNPC.java:173) at net.minecraft.server.v1_6_R2.World.entityJoinedWorld(World.java:1492) at net.minecraft.server.v1_6_R2.World.playerJoinedWorld(World.java:1467) at net.minecraft.server.v1_6_R2.World.tickEntities(World.java:1336) at net.minecraft.server.v1_6_R2.WorldServer.tickEntities(WorldServer.java:517) at net.minecraft.server.v1_6_R2.MinecraftServer.t(MinecraftServer.java:571) at net.minecraft.server.v1_6_R2.DedicatedServer.t(DedicatedServer.java:239) at net.minecraft.server.v1_6_R2.MinecraftServer.s(MinecraftServer.java:481) at net.minecraft.server.v1_6_R2.MinecraftServer.run(MinecraftServer.java:413) at net.minecraft.server.v1_6_R2.ThreadServerApplication.run(SourceFile:582) Caused by: java.lang.NullPointerException at me.jayfella.blockshop.listeners.PlayerPresenceListener.onPlayerInteract(PlayerPresenceListener.java:34) at sun.reflect.GeneratedMethodAccessor48.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:425) ... 20 more 2013-09-25 17:23:56 [SEVERE] Could not pass event PlayerInteractEvent to BlockShop v1.0.0 org.bukkit.event.EventException at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:427) at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) at org.bukkit.plugin.TimedRegisteredListener.callEvent(TimedRegisteredListener.java:30) at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:478) at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:463) at org.bukkit.craftbukkit.v1_6_R2.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:207) at net.minecraft.server.v1_6_R2.BlockPressurePlateBinary.e(BlockPressurePlateBinary.java:53) at net.minecraft.server.v1_6_R2.BlockPressurePlateAbstract.b(BlockPressurePlateAbstract.java:92) at net.minecraft.server.v1_6_R2.BlockPressurePlateAbstract.a(BlockPressurePlateAbstract.java:86) at net.minecraft.server.v1_6_R2.Entity.C(Entity.java:751) at net.minecraft.server.v1_6_R2.Entity.move(Entity.java:693) at net.minecraft.server.v1_6_R2.EntityLiving.e(EntityLiving.java:1194) at net.minecraft.server.v1_6_R2.EntityHuman.e(EntityHuman.java:1234) at net.citizensnpcs.npc.entity.EntityHumanNPC.moveOnCurrentHeading(EntityHumanNPC.java:218) at net.citizensnpcs.npc.entity.EntityHumanNPC.l_(EntityHumanNPC.java:187) at net.minecraft.server.v1_6_R2.World.entityJoinedWorld(World.java:1492) at net.minecraft.server.v1_6_R2.World.playerJoinedWorld(World.java:1467) at net.minecraft.server.v1_6_R2.World.tickEntities(World.java:1336) at net.minecraft.server.v1_6_R2.WorldServer.tickEntities(WorldServer.java:517) at net.minecraft.server.v1_6_R2.MinecraftServer.t(MinecraftServer.java:571) at net.minecraft.server.v1_6_R2.DedicatedServer.t(DedicatedServer.java:239) at net.minecraft.server.v1_6_R2.MinecraftServer.s(MinecraftServer.java:481) at net.minecraft.server.v1_6_R2.MinecraftServer.run(MinecraftServer.java:413) at net.minecraft.server.v1_6_R2.ThreadServerApplication.run(SourceFile:582) Caused by: java.lang.NullPointerException at me.jayfella.blockshop.listeners.PlayerPresenceListener.onPlayerInteract(PlayerPresenceListener.java:34) at sun.reflect.GeneratedMethodAccessor48.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:425) ... 23 more