Hi the game crashes whenever I try to use it with fabric
Here's the crash report:
---- Minecraft Crash Report ----
// There are four lights!

Time: 9/1/20 1:31 PM
Description: Initializing game

java.lang.RuntimeException: Could not execute entrypoint stage 'main' due to errors, provided by 'antiqueatlas'!
at net.fabricmc.loader.entrypoint.minecraft.hooks.EntrypointUtils.invoke0(EntrypointUtils.java:53)
at net.fabricmc.loader.entrypoint.minecraft.hooks.EntrypointUtils.invoke(EntrypointUtils.java:36)
at net.fabricmc.loader.entrypoint.minecraft.hooks.EntrypointClient.start(EntrypointClient.java:32)
at net.minecraft.class_310.(class_310.java:392)
at net.minecraft.client.main.Main.main(Main.java:166)
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:497)
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.KnotClient.main(KnotClient.java:26)
Caused by: net.minecraft.class_151: Non [a-z0-9/._-] character in path of location: antiqueatlas:endIsland
at net.minecraft.class_2960.(class_2960.java:38)
at net.minecraft.class_2960.(class_2960.java:43)
at hunternif.mc.atlas.AntiqueAtlasMod.id(AntiqueAtlasMod.java:43)
at hunternif.mc.atlas.ext.ExtTileConfig.loadData(ExtTileConfig.java:37)
at hunternif.mc.atlas.ext.ExtTileConfig.loadData(ExtTileConfig.java:20)
at hunternif.mc.atlas.util.AbstractJSONConfig.load(AbstractJSONConfig.java:53)
at hunternif.mc.atlas.CommonProxy.init(CommonProxy.java:34)
at hunternif.mc.atlas.AntiqueAtlasMod.onInitialize(AntiqueAtlasMod.java:70)
at net.fabricmc.loader.entrypoint.minecraft.hooks.EntrypointClient$$Lambda$1417/349122739.accept(Unknown Source)
at net.fabricmc.loader.entrypoint.minecraft.hooks.EntrypointUtils.invoke0(EntrypointUtils.java:50)
... 11 more

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

-- Head --
Thread: Render thread
Stacktrace:
at net.fabricmc.loader.entrypoint.minecraft.hooks.EntrypointUtils.invoke0(EntrypointUtils.java:53)
at net.fabricmc.loader.entrypoint.minecraft.hooks.EntrypointUtils.invoke(EntrypointUtils.java:36)
at net.fabricmc.loader.entrypoint.minecraft.hooks.EntrypointClient.start(EntrypointClient.java:32)
at net.minecraft.class_310.(class_310.java:392)

-- Initialization --
Details:
Stacktrace:
at net.minecraft.client.main.Main.main(Main.java:166)
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:497)
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.KnotClient.main(KnotClient.java:26)

-- System Details --
Details:
Minecraft Version: 1.15.2
Minecraft Version ID: 1.15.2
Operating System: Windows 10 (amd64) version 10.0
Java Version: 1.8.0_51, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 2763438256 bytes (2635 MB) / 3456106496 bytes (3296 MB) up to 4294967296 bytes (4096 MB)
CPUs: 4
JVM Flags: 9 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xss1M -Xmx4G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M
Fabric Mods:
adorn: Adorn 1.8.4+1.15.2
antiqueatlas: Antique Atlas 5.2.0-fabric
autoconfig1u: Auto Config v1 Updated 2.0.1
cloth: Cloth Events 1.2.0
cloth-basic-math: Cloth Basic Math 0.5.0
cloth-config2: Cloth Config v2 2.13.4
cotton: Cotton 1.0.3
cotton-commons: Cotton Commons 1.0.0-rc.4
cotton-config: Cotton Config 1.0.0-rc.7
cotton-datapack: Cotton Datapack 1.0.1
cotton-logging: Cotton Logging 1.0.0-rc.4
cotton-player-events: Cotton Player Events 1.0.2
dishes: Delicious Dishes 1.0.1
fabric: Fabric API 0.19.0+build.325-1.15
fabric-api-base: Fabric API Base 0.1.2+b7f9825d0c
fabric-biomes-v1: Fabric Biomes (v1) 0.1.5+3b05f68e0c
fabric-blockrenderlayer-v1: Fabric BlockRenderLayer Registration (v1) 1.1.4+c6a8ea890c
fabric-climbable-api-v1: Fabric Climbable API (v1) 1.0.0+6ffe71e20c
fabric-command-api-v1: Fabric Command API (v1) 1.0.2+2aebb7ff0c
fabric-commands-v0: Fabric Commands (v0) 0.2.0+2e0c4ff50c
fabric-containers-v0: Fabric Containers (v0) 0.1.3+b7f9825d0c
fabric-content-registries-v0: Fabric Content Registries (v0) 0.1.3+b7f9825d0c
fabric-crash-report-info-v1: Fabric Crash Report Info (v1) 0.1.2+b7f9825d0c
fabric-dimensions-v1: fabric-dimensions-v1 0.3.0+2ad156310c
fabric-events-interaction-v0: Fabric Events Interaction (v0) 0.4.0+ec432e190c
fabric-events-lifecycle-v0: Fabric Events Lifecycle (v0) 0.2.0+2f23104b0c
fabric-item-api-v1: Fabric Item API (v1) 1.1.0+ec432e190c
fabric-item-groups-v0: Fabric Item Groups (v0) 0.2.0+0121bd900c
fabric-key-binding-api-v1: Fabric Key Binding API (v1) 1.0.1+06ca07090c
fabric-keybindings-v0: Fabric Key Bindings (v0) 0.2.0+2af3af910c
fabric-language-kotlin: Fabric Language Kotlin 1.3.61+build.1
fabric-lifecycle-events-v1: Fabric Lifecycle Events (v1) 1.2.0+f79427860c
fabric-loot-tables-v1: Fabric Loot Tables (v1) 0.1.5+e08a73050c
fabric-mining-levels-v0: Fabric Mining Levels (v0) 0.1.2+ec951ea40c
fabric-models-v0: Fabric Models (v0) 0.1.0+dfdb52d60c
fabric-networking-blockentity-v0: Fabric Networking Block Entity (v0) 0.2.3+e08a73050c
fabric-networking-v0: Fabric Networking (v0) 0.1.10+d487f0ee0c
fabric-object-builder-api-v1: Fabric Object Builder API (v1) 1.2.1+e7a4edb30c
fabric-object-builders-v0: Fabric Object Builders (v0) 0.5.1+3e5587510c
fabric-particles-v1: fabric-particles-v1 0.2.1+b2771bde0c
fabric-registry-sync-v0: Fabric Registry Sync (v0) 0.2.6+f3d8141b0c
fabric-renderer-api-v1: Fabric Renderer API (v1) 0.2.10+f08b61330c
fabric-renderer-indigo: Fabric Renderer - Indigo 0.3.4+c2e942c60c
fabric-renderer-registries-v1: Fabric Renderer Registries (v1) 2.1.0+cad0185e0c
fabric-rendering-data-attachment-v1: Fabric Rendering Data Attachment (v1) 0.1.3+b7f9825d0c
fabric-rendering-fluids-v1: Fabric Rendering Fluids (v1) 0.1.6+12515ed90c
fabric-rendering-v0: Fabric Rendering (v0) 1.1.0+534104900c
fabric-rendering-v1: Fabric Rendering (v1) 1.2.0+1778029e0c
fabric-resource-loader-v0: Fabric Resource Loader (v0) 0.1.10+06c939b30c
fabric-tag-extensions-v0: Fabric Tag Extensions (v0) 0.1.3+abd915800c
fabric-textures-v0: Fabric Textures (v0) 1.0.4+821cdba70c
fabric-tool-attribute-api-v1: Fabric Tool Attribute API (v1) 1.2.2+db9ee7ac0c
fabricloader: Fabric Loader 0.9.2+build.206
illuminations: Illuminations 0.4.0
jankson: Jankson 2.0.1+j1.2.0
libcd: LibCapableData 1.6.2+1.15
libgui: LibGui 1.5.1
minecraft: Minecraft 1.15.2
org_jetbrains_annotations: annotations 18.0.0
org_jetbrains_kotlin_kotlin-reflect: kotlin-reflect 1.3.61
org_jetbrains_kotlin_kotlin-stdlib: kotlin-stdlib 1.3.61
org_jetbrains_kotlin_kotlin-stdlib-jdk7: kotlin-stdlib-jdk7 1.3.61
org_jetbrains_kotlin_kotlin-stdlib-jdk8: kotlin-stdlib-jdk8 1.3.61
org_jetbrains_kotlinx_kotlinx-coroutines-core: kotlinx-coroutines-core 1.3.3
org_jetbrains_kotlinx_kotlinx-coroutines-jdk8: kotlinx-coroutines-jdk8 1.3.3
roughlyenoughitems: Roughly Enough Items 3.6.21
terraform: Terraform 1.5.5+build.39
traverse: Traverse 2.1.14+build.37
Launched Version: fabric-loader-0.9.2+build.206-1.15.2
Backend library: LWJGL version 3.2.2 build 10
Backend API: NO CONTEXT
GL Caps:
Using VBOs: Yes
Is Modded: Definitely; Client brand changed to 'fabric'
Type: Client (map_client.txt)
CPU: