Game crashes upon joining any multiplayer server with latest 1.20.4 version

[Kavin Mistry]

Here is the crash log

---- Minecraft Crash Report ----
// My bad.

Time: 2024-05-10 10:39:37
Description: Unexpected error

java.lang.ExceptionInInitializerError
at net.minecraft.class_634.handler$bhc002$seedcrackerx$onGameJoin(class_634.java:7472)
at net.minecraft.class_634.method_11120(class_634.java:453)
at net.minecraft.class_2678.method_11567(class_2678.java:57)
at net.minecraft.class_2678.method_11054(class_2678.java:14)
at net.minecraft.class_2600.method_11072(class_2600.java:24)
at net.minecraft.class_1255.method_18859(class_1255.java:156)
at net.minecraft.class_4093.method_18859(class_4093.java:23)
at net.minecraft.class_1255.method_16075(class_1255.java:130)
at net.minecraft.class_1255.method_5383(class_1255.java:115)
at net.minecraft.class_310.method_1523(class_310.java:1283)
at net.minecraft.class_310.method_1514(class_310.java:888)
at net.minecraft.client.main.Main.main(Main.java:265)
at net.fabricmc.loader.impl.game.minecraft.MinecraftGameProvider.launch(MinecraftGameProvider.java:470)
at net.fabricmc.loader.impl.launch.knot.Knot.launch(Knot.java:74)
at net.fabricmc.loader.impl.launch.knot.KnotClient.main(KnotClient.java:23)
Caused by: java.lang.NullPointerException
at java.base/java.util.Objects.requireNonNull(Objects.java:209)
at java.base/java.util.ImmutableCollections.listFromTrustedArray(ImmutableCollections.java:213)
at java.base/java.util.List.of(List.java:979)
at kaptainwutax.seedcrackerX.config.StructureSave.(StructureSave.java:29)
... 15 more

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

-- Head --
Thread: Render thread
Stacktrace:
at net.minecraft.class_634.handler$bhc002$seedcrackerx$onGameJoin(class_634.java:7472)
at net.minecraft.class_634.method_11120(class_634.java:453)
at net.minecraft.class_2678.method_11567(class_2678.java:57)
at net.minecraft.class_2678.method_11054(class_2678.java:14)
at net.minecraft.class_2600.method_11072(class_2600.java:24)
at net.minecraft.class_1255.method_18859(class_1255.java:156)
at net.minecraft.class_4093.method_18859(class_4093.java:23)
at net.minecraft.class_1255.method_16075(class_1255.java:130)

-- Uptime --
Details:
JVM uptime: 66.264s
Wall uptime: 53.683s
High-res time: 49.160s
Client ticks: 590 ticks / 29.500s
Stacktrace:
at net.minecraft.class_310.method_1587(class_310.java:2564)
at net.minecraft.class_310.method_54580(class_310.java:995)
at net.minecraft.class_310.method_1514(class_310.java:911)
at net.minecraft.client.main.Main.main(Main.java:265)
at net.fabricmc.loader.impl.game.minecraft.MinecraftGameProvider.launch(MinecraftGameProvider.java:470)
at net.fabricmc.loader.impl.launch.knot.Knot.launch(Knot.java:74)
at net.fabricmc.loader.impl.launch.knot.KnotClient.main(KnotClient.java:23)

-- Affected level --
Details:
All players: 1 total; [class_746['Catz7'/208222, l='ClientLevel', x=8.50, y=65.00, z=8.50]]
Chunk stats: 1024, 0
Level dimension: minecraft:overworld
Level spawn location: World: (8,64,8), Section: (at 8,0,8 in 0,4,0; chunk contains blocks 0,-64,0 to 15,319,15), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,-64,0 to 511,319,511)
Level time: 0 game time, 0 day time
Server brand: NULL
Server type: Non-integrated multiplayer server
Tracked entity count: 1

-- Last reload --
Details:
Reload number: 1
Reload reason: initial
Finished: Yes
Packs: vanilla, fabric, cloth-config, fabric-api, fabric-api-base, fabric-api-lookup-api-v1, fabric-biome-api-v1, fabric-block-api-v1, fabric-block-view-api-v2, fabric-blockrenderlayer-v1, fabric-client-tags-api-v1, fabric-command-api-v1, fabric-command-api-v2, fabric-commands-v0, fabric-containers-v0, fabric-content-registries-v0, fabric-convention-tags-v1, fabric-crash-report-info-v1, fabric-data-attachment-api-v1, fabric-data-generation-api-v1, fabric-dimensions-v1, fabric-entity-events-v1, fabric-events-interaction-v0, fabric-events-lifecycle-v0, fabric-game-rule-api-v1, fabric-item-api-v1, fabric-item-group-api-v1, fabric-key-binding-api-v1, fabric-keybindings-v0, fabric-language-kotlin, fabric-lifecycle-events-v1, fabric-loot-api-v2, fabric-message-api-v1, fabric-mining-level-api-v1, fabric-model-loading-api-v1, fabric-models-v0, fabric-networking-api-v1, fabric-object-builder-api-v1, fabric-particles-v1, fabric-recipe-api-v1, fabric-registry-sync-v0, fabric-renderer-api-v1, fabric-renderer-indigo, fabric-renderer-registries-v1, fabric-rendering-data-attachment-v1, fabric-rendering-fluids-v1, fabric-rendering-v0, fabric-rendering-v1, fabric-resource-conditions-api-v1, fabric-resource-loader-v0, fabric-screen-api-v1, fabric-screen-handler-api-v1, fabric-sound-api-v1, fabric-transfer-api-v1, fabric-transitive-access-wideners-v1, fabricloader, inventoryprofilesnext, libipn, meteor-client, meteor-rejects, modmenu, seedcrackerx, seedcrackerx-api, sodium, viafabric, viaversion, xaerominimap, xaeroworldmap, file/VanillaTweaks_r969266.zip, file/X1.zip