Crash Minecrafte

---- Minecraft Crash Report ----
// Why did you do that?

Time: 01/08/15 21:10
Description: Ticking memory connection

java.lang.NullPointerException: Ticking memory connection
    at com.plasmania.icenfire.events.FMLEventHandler.smeltBlockWithFirePickaxe(FMLEventHandler.java:28)
    at cpw.mods.fml.common.eventhandler.ASMEventHandler_6_FMLEventHandler_smeltBlockWithFirePickaxe_HarvestDropsEvent.invoke(.dynamic)
    at cpw.mods.fml.common.eventhandler.ASMEventHandler.invoke(ASMEventHandler.java:54)
    at cpw.mods.fml.common.eventhandler.EventBus.post(EventBus.java:138)
    at net.minecraftforge.event.ForgeEventFactory.fireBlockHarvesting(ForgeEventFactory.java:155)
    at net.minecraft.block.Block.dropBlockAsItemWithChance(Block.java:806)
    at net.minecraft.block.Block.dropBlockAsItem(Block.java:795)
    at net.minecraft.block.BlockSkull.onBlockHarvested(BlockSkull.java:155)
    at net.minecraft.server.management.ItemInWorldManager.removeBlock(ItemInWorldManager.java:269)
    at net.minecraft.server.management.ItemInWorldManager.removeBlock(ItemInWorldManager.java:263)
    at net.minecraft.server.management.ItemInWorldManager.tryHarvestBlock(ItemInWorldManager.java:304)
    at net.minecraft.server.management.ItemInWorldManager.onBlockClicked(ItemInWorldManager.java:168)
    at net.minecraft.network.NetHandlerPlayServer.processPlayerDigging(NetHandlerPlayServer.java:523)
    at net.minecraft.network.play.client.C07PacketPlayerDigging.processPacket(C07PacketPlayerDigging.java:61)
    at net.minecraft.network.play.client.C07PacketPlayerDigging.processPacket(C07PacketPlayerDigging.java:94)
    at net.minecraft.network.NetworkManager.processReceivedPackets(NetworkManager.java:241)
    at net.minecraft.network.NetworkSystem.networkTick(NetworkSystem.java:182)
    at net.minecraft.server.MinecraftServer.updateTimeLightAndEntities(MinecraftServer.java:726)
    at net.minecraft.server.MinecraftServer.tick(MinecraftServer.java:614)
    at net.minecraft.server.integrated.IntegratedServer.tick(IntegratedServer.java:118)
    at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:485)
    at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:752)


A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

-- Head --
Stacktrace:
    at com.plasmania.icenfire.events.FMLEventHandler.smeltBlockWithFirePickaxe(FMLEventHandler.java:28)
    at cpw.mods.fml.common.eventhandler.ASMEventHandler_6_FMLEventHandler_smeltBlockWithFirePickaxe_HarvestDropsEvent.invoke(.dynamic)
    at cpw.mods.fml.common.eventhandler.ASMEventHandler.invoke(ASMEventHandler.java:54)
    at cpw.mods.fml.common.eventhandler.EventBus.post(EventBus.java:138)
    at net.minecraftforge.event.ForgeEventFactory.fireBlockHarvesting(ForgeEventFactory.java:155)
    at net.minecraft.block.Block.dropBlockAsItemWithChance(Block.java:806)
    at net.minecraft.block.Block.dropBlockAsItem(Block.java:795)
    at net.minecraft.block.BlockSkull.onBlockHarvested(BlockSkull.java:155)
    at net.minecraft.server.management.ItemInWorldManager.removeBlock(ItemInWorldManager.java:269)
    at net.minecraft.server.management.ItemInWorldManager.removeBlock(ItemInWorldManager.java:263)
    at net.minecraft.server.management.ItemInWorldManager.tryHarvestBlock(ItemInWorldManager.java:304)
    at net.minecraft.server.management.ItemInWorldManager.onBlockClicked(ItemInWorldManager.java:168)
    at net.minecraft.network.NetHandlerPlayServer.processPlayerDigging(NetHandlerPlayServer.java:523)
    at net.minecraft.network.play.client.C07PacketPlayerDigging.processPacket(C07PacketPlayerDigging.java:61)
    at net.minecraft.network.play.client.C07PacketPlayerDigging.processPacket(C07PacketPlayerDigging.java:94)
    at net.minecraft.network.NetworkManager.processReceivedPackets(NetworkManager.java:241)

-- Ticking connection --
Details:
    Connection: net.minecraft.network.NetworkManager@76712b2f
Stacktrace:
    at net.minecraft.network.NetworkSystem.networkTick(NetworkSystem.java:182)
    at net.minecraft.server.MinecraftServer.updateTimeLightAndEntities(MinecraftServer.java:726)
    at net.minecraft.server.MinecraftServer.tick(MinecraftServer.java:614)
    at net.minecraft.server.integrated.IntegratedServer.tick(IntegratedServer.java:118)
    at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:485)
    at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:752)

-- System Details --
Details:
    Minecraft Version: 1.7.10
    Operating System: Windows 7 (amd64) version 6.1
    Java Version: 1.7.0_80, Oracle Corporation
    Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
    Memory: 795279272 bytes (758 MB) / 1037959168 bytes (989 MB) up to 1037959168 bytes (989 MB)
    JVM Flags: 3 total; -Xincgc -Xmx1024M -Xms1024M
    AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
    IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
    FML: MCP v9.05 FML v7.10.99.99 Minecraft Forge 10.13.4.1448 4 mods loaded, 4 mods active
    States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored
    UCHIJAAAA   mcp{9.05} [Minecraft Coder Pack] (minecraft.jar)
    UCHIJAAAA   FML{7.10.99.99} [Forge Mod Loader] (forgeSrc-1.7.10-10.13.4.1448-1.7.10.jar)
    UCHIJAAAA   Forge{10.13.4.1448} [Minecraft Forge] (forgeSrc-1.7.10-10.13.4.1448-1.7.10.jar)
    UCHIJAAAA   icenfire{1.0} [Ice N' Fire] (Ice N' Fire)
    GL info: ~~ERROR~~ RuntimeException: No OpenGL context found in the current thread.
    Profiler Position: N/A (disabled)
    Vec3 Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
    Player Count: 1 / 8; [EntityPlayerMP['Player993'/25, l='New World', x=-562,56, y=4,00, z=-1028,86]]
    Type: Integrated Server (map_client.txt)
    Is Modded: Definitely; Client brand changed to 'fml,forge'