java.lang.ClassNotFoundException: javafx.util.Pair.txt

[23:11:11] [main/INFO]: Loading for game Minecraft 1.16.1
[23:11:12] [main/INFO]: [FabricLoader] Loading 42 mods: [email protected]+eae12eb802, [email protected]+97324d1102, [email protected], [email protected]+b50ffc7b02, [email protected]+3fa9f7c502, [email protected]+5ce5339802, [email protected]+build.207, [email protected]+91fca5cd02, [email protected]+34d6c87102, [email protected]+045df74f02, [email protected]+2242e77202, [email protected]+a71b305302, [email protected]+059ea86602, [email protected]+16acbe5b02, [email protected]+b7f9825d02, [email protected]+e540c58402, [email protected]+fe81e12502, [email protected]+12a8474c02, [email protected]+5341049002, [email protected]+346247d702, [email protected]+f404f3be02, [email protected]+b7f9825d02, [email protected]+f41e209802, [email protected]+eae12eb802, [email protected]+059ea86602, [email protected]+a4c57d8e02, [email protected]+b7084faa02, [email protected]+7dba2d6c02, [email protected]+52d3083602, [email protected]+c6a8ea8902, [email protected]+e83e061c02, [email protected]+1.16.1-1.16.2, [email protected]+b764ce9902, [email protected]+be551d3c02, [email protected]+386eb69e02, [email protected]+16acbe5b02, [email protected]+build.387-1.16.1, [email protected]+0a6f2a7002, [email protected]+dfdb52d602, [email protected]+438f963602, [email protected]+a2d21ddd02, [email protected]+e00ecb5f02
[23:11:12] [main/INFO]: SpongePowered MIXIN Subsystem Version=0.8.1 Source=file:/C:/Test%20server/fabric-server-launch.jar Service=Knot/Fabric Env=SERVER
[23:11:18] [main/WARN]: Error loading class: javafx/util/Pair (java.lang.ClassNotFoundException: javafx/util/Pair)
org.spongepowered.asm.mixin.transformer.throwables.MixinPreProcessorException: Attach error for economical_villager_trading.mixins.json:VillagerEntityMixin during activity: [Transform -> Method updatePricesOnDemandBalance(Lorg/spongepowered/asm/mixin/injection/callback/CallbackInfo;)V -> INVOKESPECIAL -> javafx/util/Pair::<init>(Ljava/lang/Object;Ljava/lang/Object;)V]
	at org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.attach(MixinPreProcessorStandard.java:300)
	at org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.createContextFor(MixinPreProcessorStandard.java:264)
	at org.spongepowered.asm.mixin.transformer.MixinInfo.createContextFor(MixinInfo.java:1272)
	at org.spongepowered.asm.mixin.transformer.MixinApplicatorStandard.apply(MixinApplicatorStandard.java:287)
	at org.spongepowered.asm.mixin.transformer.TargetClassContext.applyMixins(TargetClassContext.java:345)
	at org.spongepowered.asm.mixin.transformer.MixinProcessor.applyMixins(MixinProcessor.java:570)
	at org.spongepowered.asm.mixin.transformer.MixinProcessor.applyMixins(MixinProcessor.java:351)
	at org.spongepowered.asm.mixin.transformer.MixinTransformer.transformClass(MixinTransformer.java:191)
	at org.spongepowered.asm.mixin.transformer.MixinTransformer.transformClassBytes(MixinTransformer.java:178)
	at org.spongepowered.asm.mixin.transformer.FabricMixinTransformerProxy.transformClassBytes(FabricMixinTransformerProxy.java:23)
	at net.fabricmc.loader.launch.knot.KnotClassDelegate.getPostMixinClassByteArray(KnotClassDelegate.java:157)
	at net.fabricmc.loader.launch.knot.KnotClassLoader.loadClass(KnotClassLoader.java:148)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
	at java.lang.invoke.MethodHandleNatives.resolve(Native Method)
	at java.lang.invoke.MemberName$Factory.resolve(MemberName.java:975)
	at java.lang.invoke.MemberName$Factory.resolveOrFail(MemberName.java:1000)
	at java.lang.invoke.MethodHandles$Lookup.resolveOrFail(MethodHandles.java:1394)
	at java.lang.invoke.MethodHandles$Lookup.linkMethodHandleConstant(MethodHandles.java:1750)
	at java.lang.invoke.MethodHandleNatives.linkMethodHandleConstant(MethodHandleNatives.java:477)
	at net.minecraft.class_1299.<clinit>(class_1299.java:168)
	at net.minecraft.class_2378.method_10252(class_2378.java:171)
	at net.minecraft.class_2378.method_29110(class_2378.java:220)
	at java.util.LinkedHashMap.forEach(LinkedHashMap.java:684)
	at net.minecraft.class_2378.<clinit>(class_2378.java:219)
	at net.minecraft.class_2966.method_12851(class_2966.java:41)
	at net.minecraft.server.Main.main(Main.java:89)
	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.fabricmc.loader.game.MinecraftGameProvider.launch(MinecraftGameProvider.java:192)
	at net.fabricmc.loader.launch.knot.Knot.init(Knot.java:140)
	at net.fabricmc.loader.launch.knot.KnotServer.main(KnotServer.java:26)
	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.fabricmc.loader.launch.server.FabricServerLauncher.launch(FabricServerLauncher.java:61)
	at net.fabricmc.loader.launch.server.FabricServerLauncher.setup(FabricServerLauncher.java:105)
	at net.fabricmc.loader.launch.server.FabricServerLauncher.main(FabricServerLauncher.java:49)
Caused by: java.lang.RuntimeException: java.lang.ClassNotFoundException: javafx.util.Pair
	at org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.transformMemberReference(MixinPreProcessorStandard.java:768)
	at org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.transformMethod(MixinPreProcessorStandard.java:754)
	at org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.transform(MixinPreProcessorStandard.java:720)
	at org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.attach(MixinPreProcessorStandard.java:294)
	... 39 more
Caused by: java.lang.ClassNotFoundException: javafx.util.Pair
	... 43 more
Exception in thread "main" java.lang.RuntimeException: Failed to setup Fabric server environment!
	at net.fabricmc.loader.launch.server.FabricServerLauncher.main(FabricServerLauncher.java:51)
Caused by: java.lang.RuntimeException: java.lang.RuntimeException: An exception occurred when launching the server!
	at net.fabricmc.loader.launch.server.FabricServerLauncher.setup(FabricServerLauncher.java:107)
	at net.fabricmc.loader.launch.server.FabricServerLauncher.main(FabricServerLauncher.java:49)
Caused by: java.lang.RuntimeException: An exception occurred when launching the server!
	at net.fabricmc.loader.launch.server.FabricServerLauncher.launch(FabricServerLauncher.java:63)
	at net.fabricmc.loader.launch.server.FabricServerLauncher.setup(FabricServerLauncher.java:105)
	... 1 more
Caused by: java.lang.reflect.InvocationTargetException
	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.fabricmc.loader.launch.server.FabricServerLauncher.launch(FabricServerLauncher.java:61)
	... 2 more
Caused by: java.lang.RuntimeException: java.lang.reflect.InvocationTargetException
	at net.fabricmc.loader.game.MinecraftGameProvider.launch(MinecraftGameProvider.java:194)
	at net.fabricmc.loader.launch.knot.Knot.init(Knot.java:140)
	at net.fabricmc.loader.launch.knot.KnotServer.main(KnotServer.java:26)
	... 7 more
Caused by: java.lang.reflect.InvocationTargetException
	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.fabricmc.loader.game.MinecraftGameProvider.launch(MinecraftGameProvider.java:192)
	... 9 more
Caused by: org.spongepowered.asm.mixin.transformer.throwables.MixinTransformerError: An unexpected critical error was encountered
	at org.spongepowered.asm.mixin.transformer.MixinProcessor.applyMixins(MixinProcessor.java:364)
	at org.spongepowered.asm.mixin.transformer.MixinTransformer.transformClass(MixinTransformer.java:191)
	at org.spongepowered.asm.mixin.transformer.MixinTransformer.transformClassBytes(MixinTransformer.java:178)
	at org.spongepowered.asm.mixin.transformer.FabricMixinTransformerProxy.transformClassBytes(FabricMixinTransformerProxy.java:23)
	at net.fabricmc.loader.launch.knot.KnotClassDelegate.getPostMixinClassByteArray(KnotClassDelegate.java:157)
	at net.fabricmc.loader.launch.knot.KnotClassLoader.loadClass(KnotClassLoader.java:148)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
	at java.lang.invoke.MethodHandleNatives.resolve(Native Method)
	at java.lang.invoke.MemberName$Factory.resolve(MemberName.java:975)
	at java.lang.invoke.MemberName$Factory.resolveOrFail(MemberName.java:1000)
	at java.lang.invoke.MethodHandles$Lookup.resolveOrFail(MethodHandles.java:1394)
	at java.lang.invoke.MethodHandles$Lookup.linkMethodHandleConstant(MethodHandles.java:1750)
	at java.lang.invoke.MethodHandleNatives.linkMethodHandleConstant(MethodHandleNatives.java:477)
	at net.minecraft.class_1299.<clinit>(class_1299.java:168)
	at net.minecraft.class_2378.method_10252(class_2378.java:171)
	at net.minecraft.class_2378.method_29110(class_2378.java:220)
	at java.util.LinkedHashMap.forEach(LinkedHashMap.java:684)
	at net.minecraft.class_2378.<clinit>(class_2378.java:219)
	at net.minecraft.class_2966.method_12851(class_2966.java:41)
	at net.minecraft.server.Main.main(Main.java:89)
	... 14 more
Caused by: org.spongepowered.asm.mixin.transformer.throwables.MixinPreProcessorException: Attach error for economical_villager_trading.mixins.json:VillagerEntityMixin during activity: [Transform -> Method updatePricesOnDemandBalance(Lorg/spongepowered/asm/mixin/injection/callback/CallbackInfo;)V -> INVOKESPECIAL -> javafx/util/Pair::<init>(Ljava/lang/Object;Ljava/lang/Object;)V]
	at org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.attach(MixinPreProcessorStandard.java:300)
	at org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.createContextFor(MixinPreProcessorStandard.java:264)
	at org.spongepowered.asm.mixin.transformer.MixinInfo.createContextFor(MixinInfo.java:1272)
	at org.spongepowered.asm.mixin.transformer.MixinApplicatorStandard.apply(MixinApplicatorStandard.java:287)
	at org.spongepowered.asm.mixin.transformer.TargetClassContext.applyMixins(TargetClassContext.java:345)
	at org.spongepowered.asm.mixin.transformer.MixinProcessor.applyMixins(MixinProcessor.java:570)
	at org.spongepowered.asm.mixin.transformer.MixinProcessor.applyMixins(MixinProcessor.java:351)
	... 33 more
Caused by: java.lang.RuntimeException: java.lang.ClassNotFoundException: javafx.util.Pair
	at org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.transformMemberReference(MixinPreProcessorStandard.java:768)
	at org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.transformMethod(MixinPreProcessorStandard.java:754)
	at org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.transform(MixinPreProcessorStandard.java:720)
	at org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.attach(MixinPreProcessorStandard.java:294)
	... 39 more
Caused by: java.lang.ClassNotFoundException: javafx.util.Pair
	... 43 more