Will post the full log here, It might be fixed already (Looking at recent changes) Confirmation would be great!

Short Error

Description: Ticking block entity

java.lang.ArrayIndexOutOfBoundsException: 10
at mantle.blocks.abstracts.InventoryLogic.func_70301_a(InventoryLogic.java:43)
at cofh.lib.util.helpers.InventoryHelper.insertItemStackIntoInventory(InventoryHelper.java:132)
at cofh.lib.util.helpers.InventoryHelper.addToInsertion(InventoryHelper.java:318)
at thermalexpansion.util.Utils.addToAdjacentInventory(Utils.java:55)
at thermalexpansion.util.Utils.addToAdjacentInventory(Utils.java:45)
at thermalexpansion.block.ender.TileTesseract.addToAdjInventory(TileTesseract.java:427)
at thermalexpansion.block.ender.TileTesseract.receiveItem(TileTesseract.java:856)
at thermalexpansion.block.ender.TileTesseract.sendItem(TileTesseract.java:334)
at thermalexpansion.block.ender.TileTesseract.func_145845_h(TileTesseract.java:165)
at net.minecraft.world.World.func_72939_s(World.java:2477)
at net.minecraft.world.WorldServer.func_72939_s(WorldServer.java:669)
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:943)
at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:423)
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:798)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:658)
at java.lang.Thread.run(Thread.java:745)

FULL Log:

http://pastebin.com/r6kW76VG

Update tinkers.