Long Save Bug Fix
⚪ Last updated 2024⚠️ Install Order · 3 steps
Install in this order, then this mod last — most mods fail to load without their framework and dependencies in place.
Preview

🔍 Analysis
- 👍 0.6% endorsement rate
- 🏆 #24 of 103 Bug Fixes mods in this game by downloads
📋 About This Mod
TL;DRIf your game is suffering from absurdly long save times, this plugin might solve the problem. It does nothing else. Advanced logging options are included to help mod authors diagnose broken or buggy papyrus code. A small writeup and source code are available on GitHub.
InstallationThe installation procedure is the same as any other F4SE plugin. Use a mod manager or extract the archive to Fallout 4's data directory. GCBugFix.dll should be located in <Game Root>\Data\F4SE\Plugins\.
UninstallationDelete <Game Root>\Data\F4SE\Plugins\GCBugFix.dll.
Credits- The Sim Settlements 2 community for contributing their bug bounty. This plugin wouldn't exist otherwise.
- Fudgyduff for CommonLibF4.
Long Save Bug Fix by Nukem addresses a common cause of extended save/autosave times in Fallout 4. With over 4,100 endorsements and 724k downloads, it's a widely used utility for players experiencing slow saving. Simple to install, it's a must-have for performance-minded modders.
✨ Key Features
📊 Pros & Cons
✅ Pros
- Huge adoption: 724k downloads and 4.1k endorsements show it's a proven fix.
- Directly targets a frustrating issue—slow saves—without altering gameplay.
- Lightweight and focused; no bloat, just a targeted bug fix.
⚠️ Cons
- Only addresses one specific cause of long saves; other issues may remain.
- Requires the mod's dependencies (e.g., F4SE) to work, adding setup steps.
For Fallout 4 players who notice save/autosave taking forever, especially those with many mods or large save files. If you're tired of waiting on saves, this is a no-brainer. Skip if you don't have save time issues or prefer all-in-one performance mods.
💡 Beginner Tips
- Make sure you have F4SE installed and launch the game through its loader for the fix to work.
- If saves are still slow after installing, check for other mods that might be causing script lag.
- Consider using a save cleaner tool to reduce save file bloat for additional improvement.
📊 Mod Details
- Game
- Fallout 4 Mods
- Author
- Nukem
- Version
- 1.1
- Downloads
- 724,882
- Endorsements
- 4,101
- Category
- Bug Fixes
- Created
- 2/10/2023
- Updated
- 7/23/2024
🧩 Commonly Used Together
Users add these mods to the same collections — a real compatibility signal, not an AI guess.
🔧 How to Install Fallout 4 Mods
Download from Nexus.
📖 Full step-by-step install guide for Fallout 4 →
Visit the official mod page for specific installation instructions for this mod.
🎮 Need cheat codes or console commands? Check ur gaming wiki for Fallout 4 commands, item IDs, and more.
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