[01:44:09 ERROR]: Could not pass event CraftItemEvent to SlimeInABukkit v1.0.5
java.lang.NullPointerException: Cannot invoke "org.bukkit.inventory.ItemStack.getType()" because "itemStack" is null
        at com.danikvitek.slimeinabukkit.SlimeListener.onCraftWithSlimeBucket(SlimeListener.java:255) ~[SlimeInABukkit-1.0.5.jar:?]
        at com.destroystokyo.paper.event.executor.asm.generated.GeneratedEventExecutor78.execute(Unknown Source) ~[?:?]
        at org.bukkit.plugin.EventExecutor.lambda$create$1(EventExecutor.java:75) ~[paper-api-1.18.1-R0.1-SNAPSHOT.jar:?]
        at co.aikar.timings.TimedEventExecutor.execute(TimedEventExecutor.java:80) ~[paper-api-1.18.1-R0.1-SNAPSHOT.jar:git-Paper-216]
        at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:70) ~[paper-api-1.18.1-R0.1-SNAPSHOT.jar:?]
        at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:629) ~[paper-api-1.18.1-R0.1-SNAPSHOT.jar:?]
        at net.minecraft.server.network.ServerGamePacketListenerImpl.handleContainerClick(ServerGamePacketListenerImpl.java:2838) ~[?:?]
        at net.minecraft.network.protocol.game.ServerboundContainerClickPacket.handle(ServerboundContainerClickPacket.java:58) ~[?:?]
        at net.minecraft.network.protocol.game.ServerboundContainerClickPacket.handle(ServerboundContainerClickPacket.java:13) ~[?:?]
        at net.minecraft.network.protocol.PacketUtils.lambda$ensureRunningOnSameThread$1(PacketUtils.java:56) ~[?:?]
        at net.minecraft.server.TickTask.run(TickTask.java:18) ~[paper-1.18.1.jar:git-Paper-216]
        at net.minecraft.util.thread.BlockableEventLoop.doRunTask(BlockableEventLoop.java:149) ~[?:?]
        at net.minecraft.util.thread.ReentrantBlockableEventLoop.doRunTask(ReentrantBlockableEventLoop.java:23) ~[?:?]
        at net.minecraft.server.MinecraftServer.doRunTask(MinecraftServer.java:1423) ~[paper-1.18.1.jar:git-Paper-216]
        at net.minecraft.server.MinecraftServer.c(MinecraftServer.java:189) ~[paper-1.18.1.jar:git-Paper-216]
        at net.minecraft.util.thread.BlockableEventLoop.pollTask(BlockableEventLoop.java:122) ~[?:?]
        at net.minecraft.server.MinecraftServer.pollTaskInternal(MinecraftServer.java:1400) ~[paper-1.18.1.jar:git-Paper-216]
        at net.minecraft.server.MinecraftServer.pollTask(MinecraftServer.java:1393) ~[paper-1.18.1.jar:git-Paper-216]
        at net.minecraft.util.thread.BlockableEventLoop.managedBlock(BlockableEventLoop.java:132) ~[?:?]
        at net.minecraft.server.MinecraftServer.waitUntilNextTick(MinecraftServer.java:1371) ~[paper-1.18.1.jar:git-Paper-216]
        at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1277) ~[paper-1.18.1.jar:git-Paper-216]
        at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:317) ~[paper-1.18.1.jar:git-Paper-216]
        at java.lang.Thread.run(Thread.java:833) ~[?:?]