Custom Bow

My minecraft keeps crashing. This is my code: https://pastebin.com/RmPhWjE3

And this is the Log I got:
Description: There was a severe problem during mod loading that has caused the game to fail

net.minecraftforge.fml.common.LoaderExceptionModCrash: Caught exception from Minecraft Forge (forge)
Caused by: java.lang.NullPointerException
    at net.minecraft.client.util.SearchTree.lambda$index$0(SearchTree.java:91)
    at java.util.ArrayList.forEach(ArrayList.java:1257)
    at net.minecraft.client.util.SearchTree.index(SearchTree.java:89)
    at net.minecraft.client.util.SearchTree.add(SearchTree.java:78)
    at java.util.ArrayList.forEach(ArrayList.java:1257)
    at net.minecraft.client.Minecraft.populateSearchTreeManager(Minecraft.java:653)
    at net.minecraftforge.fml.client.FMLClientHandler.reloadSearchTrees(FMLClientHandler.java:1086)
    at net.minecraftforge.fml.common.FMLCommonHandler.reloadSearchTrees(FMLCommonHandler.java:778)
    at net.minecraftforge.common.ForgeModContainer.mappingChanged(ForgeModContainer.java:574)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at com.google.common.eventbus.Subscriber.invokeSubscriberMethod(Subscriber.java:91)
    at com.google.common.eventbus.Subscriber$SynchronizedSubscriber.invokeSubscriberMethod(Subscriber.java:150)
    at com.google.common.eventbus.Subscriber$1.run(Subscriber.java:76)
    at com.google.common.util.concurrent.MoreExecutors$DirectExecutor.execute(MoreExecutors.java:399)
    at com.google.common.eventbus.Subscriber.dispatchEvent(Subscriber.java:71)
    at com.google.common.eventbus.Dispatcher$PerThreadQueuedDispatcher.dispatch(Dispatcher.java:116)
    at com.google.common.eventbus.EventBus.post(EventBus.java:217)
    at net.minecraftforge.fml.common.LoadController.sendEventToModContainer(LoadController.java:218)
    at net.minecraftforge.fml.common.LoadController.propogateStateMessage(LoadController.java:196)
    at net.minecraftforge.fml.common.Loader.fireRemapEvent(Loader.java:924)
    at net.minecraftforge.registries.GameData.freezeData(GameData.java:247)
    at net.minecraftforge.fml.common.Loader.initializeMods(Loader.java:753)
    at net.minecraftforge.fml.client.FMLClientHandler.finishMinecraftLoading(FMLClientHandler.java:336)
    at net.minecraft.client.Minecraft.init(Minecraft.java:581)
    at net.minecraft.client.Minecraft.run(Minecraft.java:421)
    at net.minecraft.client.main.Main.main(Main.java:118)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
    at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:498)
    at net.minecraftforge.gradle.GradleStartCommon.launch(GradleStartCommon.java:97)
    at GradleStart.main(GradleStart.java:25)

A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

-- System Details --
Details:
    Minecraft Version: 1.12.2
    Java Version: 1.8.0_192, Oracle Corporation
    Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
    JVM Flags: 0 total; 
    IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
    FML: MCP 9.42 Powered by Forge 14.23.5.2768 5 mods loaded, 5 mods active
    States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored

    | State   | ID            | Version      | Source                           | Signature |
    |:------- |:------------- |:------------ |:-------------------------------- |:--------- |
    | UCHIJA  | minecraft     | 1.12.2       | minecraft.jar                    | None      |
    | UCHIJA  | mcp           | 9.42         | minecraft.jar                    | None      |
    | UCHIJA  | FML           | 8.0.99.99    | forgeSrc-1.12.2-14.23.5.2768.jar | None      |
    | UCHIJAE | forge         | 14.23.5.2768 | forgeSrc-1.12.2-14.23.5.2768.jar | None      |
    | UCHIJA  | supreme_tools | 3.2          | modid-1.0.jar                    | None      |

    Loaded coremods (and transformers)