---- Minecraft Crash Report -------- Minecraft Crash Report ----// Hi. I'm Minecraft, and I'm a crashaholic.
Time: 5/8/21 4:56 PMDescription: Exception in server tick loop
com.google.gson.JsonSyntaxException: Expected a com.google.gson.JsonArray but was com.google.gson.JsonPrimitive at com.google.gson.internal.bind.TypeAdapters$35$1.read(TypeAdapters.java:913) at com.google.gson.Gson.fromJson(Gson.java:887) at com.google.gson.Gson.fromJson(Gson.java:825) at aee.f(SourceFile:118) at aaj.y(SourceFile:83) at aaj.<init>(SourceFile:22) at aak.e(SourceFile:171) at net.minecraft.server.MinecraftServer.x(SourceFile:649) at net.minecraft.server.MinecraftServer.a(SourceFile:261) at java.lang.Thread.run(Unknown Source)
A detailed walkthrough of the error, its code path and all known details is as follows:---------------------------------------------------------------------------------------
-- System Details --Details: Minecraft Version: 21w18a Minecraft Version ID: 21w18a Operating System: Windows 10 (amd64) version 10.0 Java Version: 1.8.0_291, Oracle Corporation Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation Memory: 661673248 bytes (631 MB) / 881852416 bytes (841 MB) up to 1901592576 bytes (1813 MB) CPUs: 4 JVM Flags: 0 total; Data Packs: vanilla Is Modded: Unknown (can't tell) Type: Dedicated Server (map_server.txt)
---- Minecraft Crash Report -------- Minecraft Crash Report ----// Hi. I'm Minecraft, and I'm a crashaholic.
Time: 5/8/21 4:56 PMDescription: Exception in server tick loop
com.google.gson.JsonSyntaxException: Expected a com.google.gson.JsonArray but was com.google.gson.JsonPrimitive at com.google.gson.internal.bind.TypeAdapters$35$1.read(TypeAdapters.java:913) at com.google.gson.Gson.fromJson(Gson.java:887) at com.google.gson.Gson.fromJson(Gson.java:825) at aee.f(SourceFile:118) at aaj.y(SourceFile:83) at aaj.<init>(SourceFile:22) at aak.e(SourceFile:171) at net.minecraft.server.MinecraftServer.x(SourceFile:649) at net.minecraft.server.MinecraftServer.a(SourceFile:261) at java.lang.Thread.run(Unknown Source)
A detailed walkthrough of the error, its code path and all known details is as follows:---------------------------------------------------------------------------------------
-- System Details --Details: Minecraft Version: 21w18a Minecraft Version ID: 21w18a Operating System: Windows 10 (amd64) version 10.0 Java Version: 1.8.0_291, Oracle Corporation Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation Memory: 661673248 bytes (631 MB) / 881852416 bytes (841 MB) up to 1901592576 bytes (1813 MB) CPUs: 4 JVM Flags: 0 total; Data Packs: vanilla Is Modded: Unknown (can't tell) Type: Dedicated Server (map_server.txt)
Did you update an older server to this snapshot?
Maybe there is an issue with some config files
If you have an existing world, backup it and reinstall the server