Server crash 1.4.6

Hi there, my server was running great with 70 people, and now when about 3 people connect I get a random crash:

This pops out " [INFO] Item entity 1555 has no item?! " with random number, and crash.

Code:

012-12-21 20:26:15 [INFO] Item entity 1555 has no item?!
2012-12-21 20:26:15 [SEVERE] net.minecraft.server.v1_4_6.ReportedException: Loading entity NBT
2012-12-21 20:26:15 [SEVERE]    at net.minecraft.server.v1_4_6.Entity.e(Entity.java:1202)
2012-12-21 20:26:15 [SEVERE]    at net.minecraft.server.v1_4_6.EntityTypes.a(SourceFile:122)
2012-12-21 20:26:15 [SEVERE]    at net.minecraft.server.v1_4_6.ChunkRegionLoader.loadEntities(ChunkRegionLoader.java:333)
2012-12-21 20:26:15 [SEVERE]    at org.bukkit.craftbukkit.v1_4_6.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:47)
2012-12-21 20:26:15 [SEVERE]    at org.bukkit.craftbukkit.v1_4_6.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:13)
2012-12-21 20:26:15 [SEVERE]    at org.bukkit.craftbukkit.v1_4_6.util.AsynchronousExecutor$Task.finish(AsynchronousExecutor.java:179)
2012-12-21 20:26:15 [SEVERE]    at org.bukkit.craftbukkit.v1_4_6.util.AsynchronousExecutor.finishActive(AsynchronousExecutor.java:287)
2012-12-21 20:26:15 [SEVERE]    at org.bukkit.craftbukkit.v1_4_6.chunkio.ChunkIOExecutor.tick(ChunkIOExecutor.java:30)
2012-12-21 20:26:15 [SEVERE]    at net.minecraft.server.v1_4_6.MinecraftServer.r(MinecraftServer.java:537)
2012-12-21 20:26:15 [SEVERE]    at net.minecraft.server.v1_4_6.DedicatedServer.r(DedicatedServer.java:224)
2012-12-21 20:26:15 [SEVERE]    at net.minecraft.server.v1_4_6.MinecraftServer.q(MinecraftServer.java:494)
2012-12-21 20:26:15 [SEVERE]    at net.minecraft.server.v1_4_6.MinecraftServer.run(MinecraftServer.java:427)
2012-12-21 20:26:15 [SEVERE]    at net.minecraft.server.v1_4_6.ThreadServerApplication.run(SourceFile:849)
2012-12-21 20:26:15 [SEVERE] Caused by: java.lang.NullPointerException
2012-12-21 20:26:15 [SEVERE]    at net.minecraft.server.v1_4_6.DataWatcher.watch(SourceFile:138)
2012-12-21 20:26:15 [SEVERE]    at net.minecraft.server.v1_4_6.EntityItem.setItemStack(EntityItem.java:277)
2012-12-21 20:26:15 [SEVERE]    at net.minecraft.server.v1_4_6.EntityItem.a(EntityItem.java:193)
2012-12-21 20:26:15 [SEVERE]    at net.minecraft.server.v1_4_6.Entity.e(Entity.java:1156)
2012-12-21 20:26:15 [SEVERE]    ... 12 more
2012-12-21 20:26:15 [SEVERE] Encountered an unexpected exception ReportedException
net.minecraft.server.v1_4_6.ReportedException: Loading entity NBT
        at net.minecraft.server.v1_4_6.Entity.e(Entity.java:1202)
        at net.minecraft.server.v1_4_6.EntityTypes.a(SourceFile:122)
        at net.minecraft.server.v1_4_6.ChunkRegionLoader.loadEntities(ChunkRegionLoader.java:333)
        at org.bukkit.craftbukkit.v1_4_6.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:47)
        at org.bukkit.craftbukkit.v1_4_6.chunkio.ChunkIOProvider.callStage2(ChunkIOProvider.java:13)
        at org.bukkit.craftbukkit.v1_4_6.util.AsynchronousExecutor$Task.finish(AsynchronousExecutor.java:179)
        at org.bukkit.craftbukkit.v1_4_6.util.AsynchronousExecutor.finishActive(AsynchronousExecutor.java:287)
        at org.bukkit.craftbukkit.v1_4_6.chunkio.ChunkIOExecutor.tick(ChunkIOExecutor.java:30)
        at net.minecraft.server.v1_4_6.MinecraftServer.r(MinecraftServer.java:537)
        at net.minecraft.server.v1_4_6.DedicatedServer.r(DedicatedServer.java:224)
        at net.minecraft.server.v1_4_6.MinecraftServer.q(MinecraftServer.java:494)
        at net.minecraft.server.v1_4_6.MinecraftServer.run(MinecraftServer.java:427)
        at net.minecraft.server.v1_4_6.ThreadServerApplication.run(SourceFile:849)
Caused by: java.lang.NullPointerException
        at net.minecraft.server.v1_4_6.DataWatcher.watch(SourceFile:138)
        at net.minecraft.server.v1_4_6.EntityItem.setItemStack(EntityItem.java:277)
        at net.minecraft.server.v1_4_6.EntityItem.a(EntityItem.java:193)
        at net.minecraft.server.v1_4_6.Entity.e(Entity.java:1156)
        ... 12 more
2012-12-21 20:26:15 [SEVERE] This crash report has been saved to: /home/userdata/S40993U/minecraftpro_40993/minecraft/./crash-reports/crash-2012-12-21_20.26.15-server.txt

 

Happened to me two :/

 

Seems to be fine for bit, after few restarts, but it's unsafe, I wanna move to 100 slotos : ( and if it keeps crashing Peopol won't be happy.

 

Looks like one or more of your plugins needs to be updated for 1.4.6.

 

I'll give it an update all I can, and let you know .

 

remove the outdated plugins

 

home how it fixed ir self

 

Happend me too:
http://forums.bukkit.org/threads/error-cratfbukkit.117942/

I have got all plugins update this is the automatically textured change to chest and something more. too Christmasy

EDIT by Moderator: merged posts, please use the edit button instead of double posting.