so I've been trying to start an aternos server and this keeps appearing. At this point I¨m completely lost. My googling turned up nothing except uppercase letters and whatnot and I cant make heads or tails of it.
[06Mar2021 21:11:01.185] [main/FATAL] [net.minecraft.server.Main/]: Failed to start the minecraft server
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net.minecraft.util.ResourceLocationException: Non [a-z0-9/._-] character in path of location: minecraft:biomes o plenty
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at net.minecraft.util.ResourceLocation.<init>(ResourceLocation.java:33) ~[?:?]
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at net.minecraft.util.ResourceLocation.<init>(ResourceLocation.java:38) ~[?:?]
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at net.minecraft.world.gen.settings.DimensionGeneratorSettings.func_242753_a(DimensionGeneratorSettings.java:213) ~[?:?]
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at net.minecraft.server.dedicated.ServerProperties.<init>(SourceFile:72) ~[?:?]
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at net.minecraft.server.dedicated.ServerProperties.func_244380_a(SourceFile:76) ~[?:?]
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at net.minecraft.server.ServerPropertiesProvider.<init>(SourceFile:14) ~[?:?]
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at net.minecraft.server.Main.main(Main.java:98) ~[?:?]
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at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_282]
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at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_282]
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at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_282]
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at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_282]
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at net.minecraftforge.fml.loading.FMLServerLaunchProvider.lambda$launchService$0(FMLServerLaunchProvider.java:51) ~[forge.jar:36.0]
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at cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:37) [modlauncher-8.0.9.jar:?]
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at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:54) [modlauncher-8.0.9.jar:?]
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at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:72) [modlauncher-8.0.9.jar:?]
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at cpw.mods.modlauncher.Launcher.run(Launcher.java:82) [modlauncher-8.0.9.jar:?]
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at cpw.mods.modlauncher.Launcher.main(Launcher.java:66) [modlauncher-8.0.9.jar:?]
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at net.minecraftforge.server.ServerMain$Runner.runLauncher(ServerMain.java:63) [forge.jar:?]
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at net.minecraftforge.server.ServerMain$Runner.access$100(ServerMain.java:60) [forge.jar:?]
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at net.minecraftforge.server.ServerMain.main(ServerMain.java:57) [forge.jar:?]
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a
A