warningLauncher ErrorsAffects: All versions
How to Fix CurseForge/Modrinth Modpack Download Fail
Fix Modpack Download Fail by manually downloading failed mods from their CurseForge pages.
Quick Fix
Retry the download. For mods that opted out, manually download them from CurseForge and place in the mods folder.
Error Message
Failed to download modpack / Some files could not be downloadedHow to Fix
1
Retry the modpack installation
2
For failed mods, click the links to download them manually from CurseForge
3
Check internet connection stability
4
Try a different launcher (CurseForge app, Prism, ATLauncher)
Common Causes
- Some mods opted out of third-party downloads
- CDN temporarily unavailable
- Internet connection too slow for large modpack
Diagnostic Steps
- Retry the download
- Note which mods failed
- Download those manually from their CurseForge pages
- Place them in the instance's mods/ folder
FAQ
Why do some mods need manual download?
Some mod authors opt out of automated third-party downloads on CurseForge. You need to download them directly from the CurseForge website.