Issue Description:

When I try to launch Minecraft with forge, the game gets to the second step and crashes.

What happens:

The game crashes and the Minecraft launcher reopens and displays crash information.

What you expected to happen:

The game to successfully load up.

Steps to reproduce:

1. Install EnderIO and EnderCore
2. Launch game

Affected Versions (Do not use "latest"):

• EnderIO: 5.0.50 and 5.0.49
• EnderCore: 0.5.65
• Minecraft: 1.12.2
• Forge: 14.23.5.2838
• SpongeForge? No
• Optifine? Yes

Your most recent log file where the issue was present:

https://pastebin.com/YvPFsjTV

what launcher are you using?

Please check if the file "AutoSave-1.12.2-1.0.11.jar" in your mods directory is corrupted. It should have a size of 90,467 bytes and be a valid jar file.

The file seems to be completely fine, is a valid jar file and is 90,467 bytes.