Error in activating #88

Server mohist 1.16.5
cc version: 3.16.8.1
wolfyultils version: 4.16.8.0
java 16

logs:
[18:34:25 INFO]: [CustomCrafting] ____ _ _ ____ ___ ____ _ _ ____ ____ ____ ____ ___ _ _ _ ____
[18:34:25 INFO]: [CustomCrafting] | | | [__ | | | |/| | |/ || |___ | | |\ | | __
[18:34:25 INFO]: [CustomCrafting] |___ || ] | || | | | | \ | | | | | | | |]
[18:34:25 INFO]: [CustomCrafting] Version | v3.16.8.1
[18:34:25 INFO]: [CustomCrafting] WolfyUtils | v4.16.8.0
[18:34:25 INFO]: [CustomCrafting] Bukkit | 1.16.5-1077 (MC: 1.16.5)(API: 1.16.5-R0.1-SNAPSHOT)
[18:34:25 INFO]: [NBTAPI] Found Spigot: v1_16_R3! Trying to find NMS support
[18:34:25 INFO]: [NBTAPI] NMS support 'MC1_16_R3' loaded!
[18:34:25 INFO]: [NBTAPI] Found Gson: class com.google.gson.Gson
[18:34:26 INFO]: [NBTAPI] Using the plugin 'ClearLag' to create a bStats instance!
[18:34:26 INFO]: [ClearLag] No updates found!
[18:34:26 INFO]: [CustomCrafting]
[18:34:26 INFO]: [CustomCrafting] Special thanks to my Patrons for supporting this project:
[18:34:26 INFO]: [CustomCrafting] Omarlatif, Nat R, Junye Zhou, Apprehentice, PwassonDoDouce, Mr_Mint_
[18:34:26 INFO]: [CustomCrafting] ------------------------------------------------------------------------
[18:34:26 INFO]: [NBTAPI] The NBT-API seems to be up-to-date!
[18:34:26 INFO]: [CustomCrafting] Loaded fallback language "en_US" v6.0.0 translated by WolfyScript
[18:34:26 INFO]: [CustomCrafting] Loaded active language "en_US" v6.0.0 translated by WolfyScript
[18:34:27 INFO]: [CustomCrafting] Data destination: LOCAL
[18:34:27 INFO]: [CustomCrafting] Initiating Inventory GUIs
[18:34:27 INFO]: [CustomCrafting] Register ItemCreator Tabs
[18:34:29 ERROR]: Error occurred while enabling CustomCrafting v3.16.8.1 (Is it up to date?)
java.lang.NullPointerException: Cannot invoke "org.bukkit.potion.PotionEffectType.getName()" because "effectType" is null
at me.wolfyscript.customcrafting.gui.potion_creator.ButtonPotionEffectTypeSelect.(ButtonPotionEffectTypeSelect.java:46) ~[?:?]
at me.wolfyscript.customcrafting.gui.potion_creator.MenuPotionEffectTypeSelection.onInit(MenuPotionEffectTypeSelection.java:57) ~[?:?]
at me.wolfyscript.utilities.api.inventory.gui.GuiCluster.registerGuiWindow(GuiCluster.java:105) ~[?:?]
at me.wolfyscript.customcrafting.gui.potion_creator.ClusterPotionCreator.onInit(ClusterPotionCreator.java:45) ~[?:?]
at me.wolfyscript.utilities.api.inventory.gui.InventoryAPI.registerCluster(InventoryAPI.java:74) ~[?:?]
at me.wolfyscript.customcrafting.CustomCrafting.registerInventories(CustomCrafting.java:425) ~[?:?]
at me.wolfyscript.customcrafting.CustomCrafting.onEnable(CustomCrafting.java:322) ~[?:?]
at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:263) ~[forge:?]
at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:335) ~[forge:?]
at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:479) ~[forge:?]
at org.bukkit.craftbukkit.v1_16_R3.CraftServer.enablePlugin(CraftServer.java:501) ~[forge:7e29f765-296df566-9fb885e8]
at org.bukkit.craftbukkit.v1_16_R3.CraftServer.enablePlugins(CraftServer.java:413) ~[forge:7e29f765-296df566-9fb885e8]
at net.minecraft.server.MinecraftServer.func_240787_a_(MinecraftServer.java:429) ~[?:?]
at net.minecraft.server.MinecraftServer.func_240800_l(MinecraftServer.java:349) ~[?:?]
at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:221) ~[?:?]
at net.minecraft.server.MinecraftServer.func_240802_v_(MinecraftServer.java:771) ~[?:?]
at net.minecraft.server.MinecraftServer.func_240783_a_(MinecraftServer.java:269) ~[?:?]
at java.lang.Thread.run(Thread.java:831) ~[?:?]
[18:34:29 INFO]: [CustomCrafting] Disabling CustomCrafting v3.16.8.1
[18:34:29 ERROR]: Error occurred while disabling CustomCrafting v3.16.8.1 (Is it up to date?)
java.lang.NullPointerException: Cannot invoke "me.wolfyscript.customcrafting.data.cauldron.Cauldrons.endAutoSaveTask()" because "this.cauldrons" is null
at me.wolfyscript.customcrafting.CustomCrafting.onDisable(CustomCrafting.java:347) ~[?:?]
at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:265) ~[forge:?]
at org.bukkit.plugin.java.JavaPluginLoader.disablePlugin(JavaPluginLoader.java:370) ~[forge:?]
at org.bukkit.plugin.SimplePluginManager.disablePlugin(SimplePluginManager.java:511) ~[forge:?]
at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:339) ~[forge:?]
at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:479) ~[forge:?]
at org.bukkit.craftbukkit.v1_16_R3.CraftServer.enablePlugin(CraftServer.java:501) ~[forge:7e29f765-296df566-9fb885e8]
at org.bukkit.craftbukkit.v1_16_R3.CraftServer.enablePlugins(CraftServer.java:413) ~[forge:7e29f765-296df566-9fb885e8]
at net.minecraft.server.MinecraftServer.func_240787_a_(MinecraftServer.java:429) ~[?:?]
at net.minecraft.server.MinecraftServer.func_240800_l__(MinecraftServer.java:349) ~[?:?]
at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:221) ~[?:?]
at net.minecraft.server.MinecraftServer.func_240802_v_(MinecraftServer.java:771) ~[?:?]
at net.minecraft.server.MinecraftServer.func_240783_a_(MinecraftServer.java:269) ~[?:?]
at java.lang.Thread.run(Thread.java:831) ~[?:?]