I can't play on my server

[DaBaoss69]

Title: I can't play on my server

Version: 3.0.3/3.0.4

OS: 64-bit

Java Version: Version 7 Update 5

Description of Problem:

Every time I join my server everything freeze and nothing works

Error Messages:

Error Log:

09:02:56 [sEVERE] java.lang.ClassCastException: net.minecraft.server.NBTTagEnd c

annot be cast to net.minecraft.server.NBTTagCompound

09:02:56 [sEVERE]       at codechicken.enderstorage.EnderStorageManager$EnderSto

rageInv.loadItems(EnderStorageManager.java:232)

09:02:56 [sEVERE]       at codechicken.enderstorage.EnderStorageManager$EnderSto

rageInv.<init>(EnderStorageManager.java:213)

09:02:56 [sEVERE]       at codechicken.enderstorage.EnderStorageManager.getStora

ge(EnderStorageManager.java:107)

09:02:56 [sEVERE]       at codechicken.enderstorage.TileEnderChest.q_(TileEnderC

hest.java:66)

09:02:56 [sEVERE]       at net.minecraft.server.World.tickEntities(World.java:11

91)

09:02:56 [sEVERE]       at net.minecraft.server.MinecraftServer.w(MinecraftServe

r.java:547)

09:02:56 [sEVERE]       at net.minecraft.server.MinecraftServer.run(MinecraftSer

ver.java:453)

09:02:56 [sEVERE]       at net.minecraft.server.ThreadServerApplication.run(Sour

ceFile:492)

09:02:56 [sEVERE] Unexpected exception

java.lang.ClassCastException: net.minecraft.server.NBTTagEnd cannot be cast to n

et.minecraft.server.NBTTagCompound

        at codechicken.enderstorage.EnderStorageManager$EnderStorageInv.loadItem

s(EnderStorageManager.java:232)

        at codechicken.enderstorage.EnderStorageManager$EnderStorageInv.<init>(E

nderStorageManager.java:213)

        at codechicken.enderstorage.EnderStorageManager.getStorage(EnderStorageM

anager.java:107)

        at codechicken.enderstorage.TileEnderChest.q_(TileEnderChest.java:66)

        at net.minecraft.server.World.tickEntities(World.java:1191)

        at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:547)

        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:453)

        at net.minecraft.server.ThreadServerApplication.run(SourceFile:492)