Mystical Customization error

[07:19:36] [Render thread/ERROR]: An error occurred while creating crop with id mysticalcustomization:void
com.google.gson.JsonSyntaxException: Invalid crop tier provided: mysticalagradditions:6
	at com.blakebr0.mysticalcustomization.create.CropCreator.create(CropCreator.java:26) ~[MysticalCustomization-1.18.2-3.1.2.jar%23289!/:3.1.2]
	at com.blakebr0.mysticalcustomization.loader.CropLoader.onRegisterCrops(CropLoader.java:57) ~[MysticalCustomization-1.18.2-3.1.2.jar%23289!/:3.1.2]
	at com.blakebr0.mysticalcustomization.lib.ModCorePlugin.onRegisterCrops(ModCorePlugin.java:20) ~[MysticalCustomization-1.18.2-3.1.2.jar%23289!/:3.1.2]
	at com.blakebr0.mysticalagriculture.registry.CropRegistry.lambda$onRegisterBlocks$2(CropRegistry.java:112) ~[MysticalAgriculture-1.18.2-5.1.2.jar%23288!/:5.1.2]
	at java.util.LinkedHashMap.forEach(LinkedHashMap.java:721) ~[?:?]
	at com.blakebr0.mysticalagriculture.registry.PluginRegistry.forEach(PluginRegistry.java:50) ~[MysticalAgriculture-1.18.2-5.1.2.jar%23288!/:5.1.2]
	at com.blakebr0.mysticalagriculture.registry.CropRegistry.onRegisterBlocks(CropRegistry.java:109) ~[MysticalAgriculture-1.18.2-5.1.2.jar%23288!/:5.1.2]
	at com.blakebr0.mysticalagriculture.init.ModBlocks.onRegisterBlocks(ModBlocks.java:131) ~[MysticalAgriculture-1.18.2-5.1.2.jar%23288!/:5.1.2]
	at net.minecraftforge.eventbus.ASMEventHandler_1891_ModBlocks_onRegisterBlocks_Register.invoke(.dynamic) ~[?:?]
	at net.minecraftforge.eventbus.ASMEventHandler.invoke(ASMEventHandler.java:85) ~[eventbus-5.0.3.jar%232!/:?]
	at net.minecraftforge.eventbus.EventBus.post(EventBus.java:302) ~[eventbus-5.0.3.jar%232!/:?]
	at net.minecraftforge.eventbus.EventBus.post(EventBus.java:283) ~[eventbus-5.0.3.jar%232!/:?]
	at net.minecraftforge.fml.javafmlmod.FMLModContainer.acceptEvent(FMLModContainer.java:106) ~[javafmllanguage-1.18.2-40.1.80.jar%23402!/:?]
	at net.minecraftforge.fml.ModContainer.lambda$buildTransitionHandler$4(ModContainer.java:107) ~[fmlcore-1.18.2-40.1.80.jar%23401!/:?]
	at java.util.concurrent.CompletableFuture$AsyncRun.run(CompletableFuture.java:1804) ~[?:?]
	at net.minecraftforge.fml.ModWorkManager$SyncExecutor.driveOne(ModWorkManager.java:42) ~[fmlcore-1.18.2-40.1.80.jar%23401!/:?]
	at net.minecraftforge.fml.ModWorkManager$DrivenExecutor.drive(ModWorkManager.java:26) ~[fmlcore-1.18.2-40.1.80.jar%23401!/:?]
	at net.minecraftforge.fml.ModLoader.waitForTransition(ModLoader.java:202) ~[fmlcore-1.18.2-40.1.80.jar%23401!/:?]
	at net.minecraftforge.fml.ModLoader.lambda$dispatchAndHandleError$21(ModLoader.java:187) ~[fmlcore-1.18.2-40.1.80.jar%23401!/:?]
	at java.util.Optional.ifPresent(Optional.java:178) ~[?:?]
	at net.minecraftforge.fml.ModLoader.dispatchAndHandleError(ModLoader.java:187) ~[fmlcore-1.18.2-40.1.80.jar%23401!/:?]
	at net.minecraftforge.fml.ModLoader.lambda$gatherAndInitializeMods$11(ModLoader.java:164) ~[fmlcore-1.18.2-40.1.80.jar%23401!/:?]
	at java.lang.Iterable.forEach(Iterable.java:75) ~[?:?]
	at net.minecraftforge.fml.ModLoader.gatherAndInitializeMods(ModLoader.java:164) ~[fmlcore-1.18.2-40.1.80.jar%23401!/:?]
	at net.minecraftforge.client.loading.ClientModLoader.lambda$begin$1(ClientModLoader.java:92) ~[forge-1.18.2-40.1.80-universal.jar%23405!/:?]
	at net.minecraftforge.client.loading.ClientModLoader.lambda$createRunnableWithCatch$4(ClientModLoader.java:112) ~[forge-1.18.2-40.1.80-universal.jar%23405!/:?]
	at net.minecraftforge.client.loading.ClientModLoader.begin(ClientModLoader.java:92) ~[forge-1.18.2-40.1.80-universal.jar%23405!/:?]
	at net.minecraft.client.Minecraft.<init>(Minecraft.java:459) ~[client-1.18.2-20220404.173914-srg.jar%23400!/:?]
	at net.minecraft.client.main.Main.main(Main.java:169) ~[client-1.18.2-20220404.173914-srg.jar%23400!/:?]
	at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:?]
	at jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) ~[?:?]
	at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:?]
	at java.lang.reflect.Method.invoke(Method.java:568) ~[?:?]
	at net.minecraftforge.fml.loading.targets.CommonClientLaunchHandler.lambda$launchService$0(CommonClientLaunchHandler.java:31) ~[fmlloader-1.18.2-40.1.80.jar%2317!/:?]
	at cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:37) [modlauncher-9.1.3.jar%235!/:?]
	at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:53) [modlauncher-9.1.3.jar%235!/:?]
	at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:71) [modlauncher-9.1.3.jar%235!/:?]
	at cpw.mods.modlauncher.Launcher.run(Launcher.java:106) [modlauncher-9.1.3.jar%235!/:?]
	at cpw.mods.modlauncher.Launcher.main(Launcher.java:77) [modlauncher-9.1.3.jar%235!/:?]
	at cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:26) [modlauncher-9.1.3.jar%235!/:?]
	at cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:23) [modlauncher-9.1.3.jar%235!/:?]
	at cpw.mods.bootstraplauncher.BootstrapLauncher.main(BootstrapLauncher.java:149) [bootstraplauncher-1.0.0.jar:?]