java.lang.ClassCastException: openblocks.common.tileentity.TileEntityTrophy cannot be cast to net.minecraft.tileentity.TileEntityChest
    at net.minecraft.tileentity.TileEntityChest.func_70418_i(TileEntityChest.java:347)
    at net.minecraft.tileentity.TileEntityChest.func_70316_g(TileEntityChest.java:406)
    at net.minecraft.world.World.func_72939_s(World.java:2764)
    at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:887)
    at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:330)
    at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:781)
    at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:663)
    at net.minecraft.server.ThreadMinecraftServer.run(ThreadMinecraftServer.java:16)


A detailed walkthrough of the error, its code path and all known details is as follows:
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-- Head --
Stacktrace:
    at net.minecraft.tileentity.TileEntityChest.func_70418_i(TileEntityChest.java:347)
    at net.minecraft.tileentity.TileEntityChest.func_70316_g(TileEntityChest.java:406)

-- Tile entity being ticked --
Details:
    Name: Chest // net.minecraft.tileentity.TileEntityChest
    Block type: ID #54 (tile.chest // net.minecraft.block.BlockChest)
    Block data value: 2 / 0x2 / 0b0010
    Block location: World: (-4349,198,-1230), Chunk: (at 3,12,2 in -272,-77; contains blocks -4352,0,-1232 to -4337,255,-1217), Region: (-9,-3; contains chunks -288,-96 to -257,-65, blocks -4608,0,-1536 to -4097,255,-1025)
    Actual block type: ID #54 (tile.chest // net.minecraft.block.BlockChest)
    Actual block data value: 2 / 0x2 / 0b0010
Stacktrace:
    at net.minecraft.world.World.func_72939_s(World.java:2764)