How to Fix 11.1Big Sur Installation - Code=1004 "An error occurred loading the update."

How to Fix 11.1Big Sur Installation - Code=1004 "An error occurred loading the update."

This mini-guide provides a structural approach to troubleshoot and fix the issue.

Prerequisites

• Confirm your hardware specifications (CPU, GPU, Motherboard).
• Ensure you have a bootable recovery USB and backup your EFI.

Fix Steps

1. Boot with -v keepsyms=1 debug=0x100 to identify the exact kernel panic.
2. Validate your config.plist using ocvalidate.
3. Ensure your EFI matches the Dortania guide specifications for your CPU generation.

Verification

• Reboot and verify if the functionality is restored and stable under typical usage.

Original Question:

Hi All

As of today, I am still on Catalina with Clover 5118.

My specs are:

• Intel 9600k
• Asus TUF Z370 Gaming Plus
• MSI Vega 56

Having tried this amazing thread by @pastrychef I used his matching EFI with Opencore 0.6.4 and I was finally able to reach the installer with 11.0.1. However, after the initial reboot, and...

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Author: colinzeal