Download the latest version of the from its official GitHub repository.
If you are playing the 2011 version and mods aren't showing up or the game won't launch: Verify Game Integrity:
If you want to stop the error messages, you need two specific tools: and the Generations Code Patch . sonic generations mods not working link
In HedgeModManager, you can drag and drop mods to change their loading priority. Mods at the top of the list take precedence. If two mods change the same UI or layout files, the one on top wins. Try disabling all mods and enabling them one by one to isolate the specific mod causing the crash. 6. Run as Administrator and Set Compatibility Mode
All except one file: UNTETHERED_README.txt Inside, a single line: Download the latest version of the from its
A: CPKREDIR is a small, low-level patch that allows Sonic Generations to load mods without needing to pack them into the game's proprietary .cpk archive files. It redirects the game's requests from the archive to a folder you specify, making modding possible.
This is the most important point for anyone searching in 2025 or 2026. The file structure and engine are different. The HedgeModManager team is actively working on tools to convert old mods, but as of early 2025, this process was still a work in progress. Mods at the top of the list take precedence
Check if your mod list loads and if the game boots with mods enabled. 2. Verify and Re-Link the Game Directory
Ensure you have the latest .NET Desktop Runtime installed. You can download this directly from Microsoft's official website. Additionally, run the DirectX End-User Runtime Web Installer to ensure all legacy DirectX 9 files are properly updated on your modern machine. 4. Enable the "Save File Redirection" and "CPK Redirection"