Concurrent Chunk Management Engine

Concurrent Chunk Management Engine

2M Downloads

C2ME fails to load chunks with old format data

Opened this issue · 2 comments

commented

Describe the bug
C2ME spams error logs and balloons related to loading and upgrading old chunks.

To Reproduce
Steps to reproduce the behavior:

  1. Create new world in Minecraft 1.2.5.
  2. Enable recovering from errors in C2ME config.
  3. Import the world to the new version instance.
  4. Enter to the world
  5. See some chunks refusing to load

Expected behavior
World upgrading should be without sever errors.

Runtime info (please complete the following information):

  • OS: NixOS 25.05
  • Minecraft version: 1.21.8
  • Mod version: 0.3.5+alpha.0.3+1.21.8

Crash reports / logs
https://paste.nolog.cz/?fecdb87d1cd6fcd6#DnnohYQSyssYTUPwBALGoPq2Y1rZMfUqxrMpASAgqNYt

Other mods

  [✔] appleskin-fabric-mc1.21.6-3.0.6
  [✔] c2me-fabric-mc1.21.8-0.3.5+alpha.0.3
  [✔] chatsigninghider-fabric-1.21.8-1.0.5
  [✔] Chunky-Fabric-1.4.40
  [✔] fabric-api-0.129.0+1.21.8
  [✔] fabric-language-kotlin-1.13.4+kotlin.2.2.0
  [✔] fix-keyboard-on-linux-1.0.1
  [✔] ImmediatelyFast-Fabric-1.12.0+1.21.8
  [✔] lithium-fabric-0.18.0+mc1.21.8
  [✔] modmenu-15.0.0-beta.3
  [✔] placeholder-api-2.7.1+1.21.6
  [✘] rsls-1.1.9.jar (disabled)
  [✔] ScalableLux-0.1.5+fabric.e4acdcb-all
  [✘] sodium-extra-fabric-0.6.6+mc1.21.6.jar (disabled)
  [✔] sodium-fabric-0.6.13+mc1.21.6
  [✘] sodium-fabric-0.7.0-snapshot+mc1.21.6-build.407.jar (disabled)
  [✔] spark-1.10.142-fabric
  [✔] StackDeobfuscatorFabric-1.4.3+08e71cc
  [✔] vmp-fabric-mc1.21.8-0.2.0+beta.7.207-all
  [✘] voxy-0.2.3-alpha.jar (disabled)
  [✔] yet_another_config_lib_v3-3.7.1+1.21.6-fabric
  [✔] Zoomify-2.14.4+1.21.6

Checklist

  • I am using the official version of the mod.
  • I tried the latest development version but the issue persists.
  • I searched for similar open issues and could not find an existing bug report on this.

Additional context
Sample world: https://gofile.io/d/7EgR5k

commented

Your world is corrupted.

commented

Your world is corrupted.

How it is corrupted? Does it looks like 2b2t to you? C2ME incorrectly reads healthy chunks and forces to regenerate them unlike vanilla, where it completes features to not fully generated chunks.

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