Caused by: java.lang.IndexOutOfBoundsException: Index: 38, Size: 36
    at java.util.ArrayList.rangeCheck(ArrayList.java:657) ~[?:1.8.0_201]
    at java.util.ArrayList.get(ArrayList.java:433) ~[?:1.8.0_201]
    at net.minecraft.inventory.Container.getSlot(Container.java:132) ~[bin/:?]
    at net.minecraft.inventory.Container.putStackInSlot(Container.java:547) ~[bin/:?]
    at net.minecraft.client.network.NetHandlerPlayClient.handleSetSlot(NetHandlerPlayClient.java:1279) ~[bin/:?]
    at net.minecraft.network.play.server.SPacketSetSlot.processPacket(SPacketSetSlot.java:31) ~[bin/:?]
    at net.minecraft.network.play.server.SPacketSetSlot.processPacket(SPacketSetSlot.java:1) ~[bin/:?]
    at net.minecraft.network.PacketThreadUtil$1.run(PacketThreadUtil.java:15) ~[bin/:?]
    at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) ~[?:1.8.0_201]
    at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[?:1.8.0_201]
    at net.minecraft.util.Util.runTask(Util.java:47) ~[bin/:?]
    ... 4 more