14:06:27] [Server thread/WARN]: Something went wrong while transforming class cpw.mods.fml.common.eventhandler.ASMEventHandler_570_TickHandler_tick_WorldTickEvent         Contact mod author.

[14:06:27] [Server thread/WARN]: java.lang.NullPointerException

[14:06:27] [Server thread/ERROR]:

Exception caught during firing event cpw.mods.fml.common.gameevent.TickEvent$WorldTickEvent@1bbf85b2: java.lang.ClassCastException: net.minecraft.block.BlockAir cannot be cast to cofh.thermaldynamics.duct.BlockDuct         at cofh.thermaldynamics.block.TileTDBase.getDuctType(TileTDBase.java:758) ~[TileTDBase.class:?]         at cofh.thermaldynamics.duct.item.TileItemDuct.getWeight(TileItemDuct.java:236) ~[TileItemDuct.class:?]         at cofh.thermaldynamics.multiblock.Route.(Route.java:33) ~[Route.class:?]         at cofh.thermaldynamics.multiblock.RouteCache.moveForwards(RouteCache.java:135) ~[RouteCache.class:?]         at cofh.thermaldynamics.multiblock.RouteCache.processStep(RouteCache.java:73) ~[RouteCache.class:?]         at cofh.thermaldynamics.multiblock.MultiBlockGridWithRoutes.doTickProcessing(MultiBlockGridWithRoutes.java:20) ~[MultiBlockGridWithRoutes.class:?]         at cofh.thermaldynamics.core.WorldGridList.tickEnd(WorldGridList.java:73) ~[WorldGridList.class:?]         at cofh.thermaldynamics.core.TickHandler.tick(TickHandler.java:91) ~[TickHandler.class:?]         at cpw.mods.fml.common.eventhandler.ASMEventHandler_570_TickHandler_tick_WorldTickEvent.invoke(.dynamic) ~[?:?]         at cpw.mods.fml.common.eventhandler.ASMEventHandler.invoke(ASMEventHandler.java:54) ~[ASMEventHandler.class:1.7.10-R0.1-SNAPSHOT]         at cpw.mods.fml.common.eventhandler.EventBus.post(EventBus.java:140) [EventBus.class:1.7.10-R0.1-SNAPSHOT]         at cpw.mods.fml.common.FMLCommonHandler.onPostWorldTick(FMLCommonHandler.java:260) [FMLCommonHandler.class:1.7.10-R0.1-SNAPSHOT]         at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:971) [MinecraftServer.class:?]         at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:458) [lt.class:?]         at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:806) [MinecraftServer.class:?]         at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:665) [MinecraftServer.class:?]         at java.lang.Thread.run(Unknown Source) [?:1.8.0_101]

[14:06:27] [Server thread/ERROR]: Index: 10 Listeners:

[14:06:27] [Server thread/ERROR]: 0: NORMAL

[14:06:27] [Server thread/ERROR]: 1: ASM: noppes.npcs.ServerTickHandler@e3aab47 onServerTick(Lcpw/mods/fml/common/gameevent/TickEvent$WorldTickEvent;)V

[14:06:27] [Server thread/ERROR]: 2: ASM: thaumcraft.common.lib.events.ServerTickEventsFML@37b8f097 serverWorldTick(Lcpw/mods/fml/common/gameevent/TickEvent$WorldTickEvent;)V

[14:06:27] [Server thread/ERROR]: 3: ASM: vazkii.botania.common.item.ItemGrassSeeds@358e0d6f onTickEnd(Lcpw/mods/fml/common/gameevent/TickEvent$WorldTickEvent;)V

[14:06:27] [Server thread/ERROR]: 4: ASM: vazkii.botania.common.item.equipment.tool.terrasteel.ItemTerraAxe@446a7dca onTickEnd(Lcpw/mods/fml/common/gameevent/TickEvent$WorldTickEvent;)V

[14:06:27] [Server thread/ERROR]: 5: ASM: fox.spiteful.avaritia.items.tools.ItemAxeInfinity@34541b40 onTickEnd(Lcpw/mods/fml/common/gameevent/TickEvent$WorldTickEvent;)V

[14:06:27] [Server thread/ERROR]: 6: ASM: ic2.core.TickHandler@7f94d032 onWorldTick(Lcpw/mods/fml/common/gameevent/TickEvent$WorldTickEvent;)V

[14:06:27] [Server thread/ERROR]: 7: ASM: cn.lambdalib.util.deprecated.LIFMLGameEventDispatcher@696639b2 onWorldTick(Lcpw/mods/fml/common/gameevent/TickEvent$WorldTickEvent;)V

[14:06:27] [Server thread/ERROR]: 8: ASM: vazkii.botania.common.core.handler.CommonTickHandler@683fd09f onTick(Lcpw/mods/fml/common/gameevent/TickEvent$WorldTickEvent;)V

[14:06:27] [Server thread/ERROR]: 9: ASM: blusunrize.immersiveengineering.common.EventHandler@3579a194 onWorldTick(Lcpw/mods/fml/common/gameevent/TickEvent$WorldTickEvent;)V

[14:06:27] [Server thread/ERROR]: 10: ASM: cofh.thermaldynamics.core.TickHandler@23b32566 tick(Lcpw/mods/fml/common/gameevent/TickEvent$WorldTickEvent;)V

[14:06:27] [Server thread/ERROR]: 11: ASM: mekanism.common.CommonWorldTickHandler@35f29fd4 onTick(Lcpw/mods/fml/common/gameevent/TickEvent$WorldTickEvent;)V

[14:06:27] [Server thread/ERROR]: 12: ASM: forestry.core.TickHandlerCoreServer@1474575b onWorldTick(Lcpw/mods/fml/common/gameevent/TickEvent$WorldTickEvent;)V

[14:06:27] [Server thread/ERROR]: 13: ASM: forestry.core.multiblock.MultiblockServerTickHandler@3bcd3118 onWorldTick(Lcpw/mods/fml/common/gameevent/TickEvent$WorldTickEvent;)V

[14:06:27] [Server thread/ERROR]: 14: ASM: codechicken.lib.world.WorldExtensionManager$WorldExtensionEventHandler@4f53bd34 serverTick(Lcpw/mods/fml/common/gameevent/TickEvent$WorldTickEvent;)V

[14:06:27] [Server thread/ERROR]: 15: ASM: vazkii.botania.common.block.BlockPistonRelay@21d40b58 tickEnd(Lcpw/mods/fml/common/gameevent/TickEvent;)V

[14:06:27] [Server thread/ERROR]: 16: ASM: appeng.hooks.TickHandler@6119ee84 onTick(Lcpw/mods/fml/common/gameevent/TickEvent;)V [14:06:27] [Server thread/ERROR]:

Encountered an unexpected exception java.lang.ClassCastException: net.minecraft.block.BlockAir cannot be cast to cofh.thermaldynamics.duct.BlockDuct         at cofh.thermaldynamics.block.TileTDBase.getDuctType(TileTDBase.java:758) ~[TileTDBase.class:?]         at cofh.thermaldynamics.duct.item.TileItemDuct.getWeight(TileItemDuct.java:236) ~[TileItemDuct.class:?]         at cofh.thermaldynamics.multiblock.Route.(Route.java:33) ~[Route.class:?]         at cofh.thermaldynamics.multiblock.RouteCache.moveForwards(RouteCache.java:135) ~[RouteCache.class:?]         at cofh.thermaldynamics.multiblock.RouteCache.processStep(RouteCache.java:73) ~[RouteCache.class:?]         at cofh.thermaldynamics.multiblock.MultiBlockGridWithRoutes.doTickProcessing(MultiBlockGridWithRoutes.java:20) ~[MultiBlockGridWithRoutes.class:?]         at cofh.thermaldynamics.core.WorldGridList.tickEnd(WorldGridList.java:73) ~[WorldGridList.class:?]         at cofh.thermaldynamics.core.TickHandler.tick(TickHandler.java:91) ~[TickHandler.class:?]         at cpw.mods.fml.common.eventhandler.ASMEventHandler_570_TickHandler_tick_WorldTickEvent.invoke(.dynamic) ~[?:?]         at cpw.mods.fml.common.eventhandler.ASMEventHandler.invoke(ASMEventHandler.java:54) ~[ASMEventHandler.class:1.7.10-R0.1-SNAPSHOT]         at cpw.mods.fml.common.eventhandler.EventBus.post(EventBus.java:140) ~[EventBus.class:1.7.10-R0.1-SNAPSHOT]         at cpw.mods.fml.common.FMLCommonHandler.onPostWorldTick(FMLCommonHandler.java:260) ~[FMLCommonHandler.class:1.7.10-R0.1-SNAPSHOT]         at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:971) ~[MinecraftServer.class:?]         at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:458) ~[lt.class:?]         at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:806) ~[MinecraftServer.class:?]         at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:665) [MinecraftServer.class:?]         at java.lang.Thread.run(Unknown Source) [?:1.8.0_101]