Startup Issue with Minecraft - Issues with start up

System Information

Field Value
Operating System Linux - Debian GNU/Linux 12 on x86_64
Product AMP ‘Callisto’ v2.5.0.6 (Mainline)
Virtualization Docker
Application Minecraft
Module MinecraftModule
Running in Container Yes
Current State Failed

Problem Description


I Copied the Old server i Have From the FTP and Pasted it into this server Files so that My server wouldn’t lose any Progress for its Players and it will Not start
this is what is hows on Console:
Exception in thread “main” java.lang.IllegalAccessError: class cpw.mods.modlauncher.SecureJarHandler (in unnamed module @0xb121a86) cannot access class (in module java.base) because module java.base does not export to unnamed module @0xb121a86

Reproduction Steps

  • Copied Server files from old server
  • Pasted Server Files to New server Here to Prevent loss Of Data
  • Attempted to Start Server and Error Message Occured
  • and Now Contacting The Amazing Support Hoping They Are able to help Asap <3

Just to note, we aren’t Hostinger.
Though it just looks like you’re running the wrong Java version. You need Java 17 for anything 1.17 and higher, and Java 8 usually works fine for the rest (though sometimes 1.16.5 needs Java 11)