Failed to resolve consumer event type

[BradLivingstone]

OS: Ubuntu 18.04

 

Trying to start the forge server using

java -Xmx3G -Xms3G -jar forge-1.15.2-31.1.0.jar nogui

 

Crashes with the following crash report

 

 

Quote

---- Minecraft Crash Report ----
// Uh... Did I do that?

Time: 5/12/20, 3:06 PM
Description: Exception in server tick loop

java.lang.ExceptionInInitializerError: null
        at net.minecraftforge.fml.ModLoader.<init>(ModLoader.java:121) ~[?:?] {re:classloading}
        at net.minecraftforge.fml.ModLoader.get(ModLoader.java:146) ~[?:?] {re:classloading}
        at net.minecraftforge.fml.server.ServerModLoader.begin(ServerModLoader.java:45) ~[?:?] {re:classloading}
        at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:122) ~[?:?] {re:classloading,pl:accesstransformer:B}
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:611) [?:?] {re:classloading,pl:accesstransformer:B,pl:runtimedistcleaner:A}
        at java.lang.Thread.run(Thread.java:830) [?:?] {}
Caused by: java.lang.IllegalStateException: Failed to resolve consumer event type: net.minecraftforge.fml.network.simple.SimpleChannel$$Lambda$2618/0x00000008013b6c40@4d7803f2
        at net.minecraftforge.eventbus.EventBus.addListener(EventBus.java:194) ~[eventbus-2.0.0-milestone.1-service.jar:?] {}
        at net.minecraftforge.eventbus.EventBus.addListener(EventBus.java:161) ~[eventbus-2.0.0-milestone.1-service.jar:?] {}
        at net.minecraftforge.eventbus.EventBus.addListener(EventBus.java:156) ~[eventbus-2.0.0-milestone.1-service.jar:?] {}
        at net.minecraftforge.eventbus.EventBus.addListener(EventBus.java:151) ~[eventbus-2.0.0-milestone.1-service.jar:?] {}
        at net.minecraftforge.fml.network.NetworkInstance.addListener(NetworkInstance.java:65) ~[?:?] {re:classloading}
        at net.minecraftforge.fml.network.simple.SimpleChannel.<init>(SimpleChannel.java:56) ~[?:?] {re:classloading}
        at net.minecraftforge.fml.network.simple.SimpleChannel.<init>(SimpleChannel.java:49) ~[?:?] {re:classloading}
        at net.minecraftforge.fml.network.NetworkRegistry$ChannelBuilder.simpleChannel(NetworkRegistry.java:409) ~[?:?] {re:classloading}
        at net.minecraftforge.fml.network.NetworkInitialization.getHandshakeChannel(NetworkInitialization.java:38) ~[?:?] {re:classloading}
        at net.minecraftforge.fml.network.FMLNetworkConstants.<clinit>(FMLNetworkConstants.java:48) ~[?:?] {re:classloading}
        ... 6 more

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

-- System Details --
Details:
        Minecraft Version: 1.15.2
        Minecraft Version ID: 1.15.2
        Operating System: Linux (amd64) version 5.3.0-51-generic
        Java Version: 13.0.2, Oracle Corporation
        Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode, sharing), Oracle Corporation
        Memory: 2640130088 bytes (2517 MB) / 3221225472 bytes (3072 MB) up to 3221225472 bytes (3072 MB)
        CPUs: 8
        JVM Flags: 2 total; -Xmx3G -Xms3G
        Data Packs:
        Is Modded: Definitely; Server brand changed to 'forge'
        Type: Dedicated Server (map_server.txt)

I have not installed any mods, just trying to start the server from here

Edited May 12, 2020 by BradLivingstone

[Ugdhar]

1 minute ago, BradLivingstone said:

Java Version: 13.0.2, Oracle Corporation

Use Java 8, higher versions are not supported yet

[LexManos]

4 minutes ago, Ugdhar said:

Use Java 8, higher versions are not supported yet

https://github.com/MinecraftForge/MinecraftForge/commit/1a317a7306a0ff2283a59b57ef3e1b8262301c1c

[Ugdhar]

Ah ok, then update to a newer forge and it should work with newer Java

*I just wasn't sure, the changelog basically said no promises

Quote

No guarantees on actual game compatibility however.

 

Edited May 12, 2020 by Ugdhar

[BradLivingstone]

1 minute ago, Ugdhar said:

Ah ok, then update to a newer forge and it should work with newer Java

Im using 1.15.2-31.1.0 version, is there a newer one? that is the newest one I could find.

[Ugdhar]

23 minutes ago, BradLivingstone said:

Im using 1.15.2-31.1.0 version, is there a newer one? that is the newest one I could find.

Make sure you only get forge from http://files.minecraftforge.net/

You want Latest not Recommended