[23:09:33 WARN]: [GGEnchants] Task #27290 for GGEnchants v1.0 generated an exception
java.lang.NullPointerException: null key in entry: null=1
        at com.google.common.collect.CollectPreconditions.checkEntryNotNull(CollectPreconditions.java:31) ~[PaperSpigot-1.8.8.jar:git-PaperSpigot-"8b18730"]
        at com.google.common.collect.ImmutableMap.entryOf(ImmutableMap.java:135) ~[PaperSpigot-1.8.8.jar:git-PaperSpigot-"8b18730"]
        at com.google.common.collect.ImmutableMap$Builder.put(ImmutableMap.java:206) ~[PaperSpigot-1.8.8.jar:git-PaperSpigot-"8b18730"]
        at org.bukkit.craftbukkit.v1_8_R3.inventory.CraftItemStack.getEnchantments(CraftItemStack.java:299) ~[PaperSpigot-1.8.8.jar:git-PaperSpigot-"8b18730"]
        at org.bukkit.craftbukkit.v1_8_R3.inventory.CraftItemStack.getEnchantments(CraftItemStack.java:283) ~[PaperSpigot-1.8.8.jar:git-PaperSpigot-"8b18730"]
        at me.gush.ggenchants.Main.refurbishItem(Main.java:377) ~[?:?]
        at me.gush.ggenchants.Main$1.lambda$1(Main.java:109) ~[?:?]
        at java.util.stream.ForEachOps$ForEachOp$OfRef.accept(Unknown Source) ~[?:1.8.0_111]
        at java.util.stream.ReferencePipeline$2$1.accept(Unknown Source) ~[?:1.8.0_111]
        at java.util.Spliterators$ArraySpliterator.forEachRemaining(Unknown Source) ~[?:1.8.0_111]
        at java.util.stream.AbstractPipeline.copyInto(Unknown Source) ~[?:1.8.0_111]
        at java.util.stream.AbstractPipeline.wrapAndCopyInto(Unknown Source) ~[?:1.8.0_111]
        at java.util.stream.ForEachOps$ForEachOp.evaluateSequential(Unknown Source) ~[?:1.8.0_111]
        at java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(Unknown Source) ~[?:1.8.0_111]
        at java.util.stream.AbstractPipeline.evaluate(Unknown Source) ~[?:1.8.0_111]
        at java.util.stream.ReferencePipeline.forEach(Unknown Source) ~[?:1.8.0_111]
        at me.gush.ggenchants.Main$1.lambda$0(Main.java:108) ~[?:?]
        at com.massivecraft.massivelag.inject.MassiveLagRunnable.run(MassiveLagRunnable.java:57) ~[?:?]
        at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftTask.run(CraftTask.java:59) ~[PaperSpigot-1.8.8.jar:git-PaperSpigot-"8b18730"]
        at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:349) [PaperSpigot-1.8.8.jar:git-PaperSpigot-"8b18730"]
        at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:783) [PaperSpigot-1.8.8.jar:git-PaperSpigot-"8b18730"]
        at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:378) [PaperSpigot-1.8.8.jar:git-PaperSpigot-"8b18730"]
        at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:713) [PaperSpigot-1.8.8.jar:git-PaperSpigot-"8b18730"]
        at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:616) [PaperSpigot-1.8.8.jar:git-PaperSpigot-"8b18730"]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_111]