Common tModLoader Issues and Solutions 2025
Fix the most common tModLoader problems with our comprehensive troubleshooting guide.
🚨 Quick Fixes (Try These First!)
Restart Everything
Close tModLoader completely and restart. Fixes 60% of issues.
Disable All Mods
Turn off all mods, then enable one by one to find conflicts.
Top 5 Most Common Issues
1 "tModLoader has stopped working"
Symptoms: Game crashes on startup or when loading mods
Most Common Cause: Mod conflicts or missing dependencies
✅ Solutions:
- • Disable all mods and enable them one by one
- • Update all mods to latest versions
- • Check mod descriptions for known conflicts
- • Reinstall problematic mods
2 Low FPS / Performance Issues
Cause: Too many mods or resource-heavy mods running simultaneously
✅ Solutions:
- • Reduce number of active mods
- • Lower Terraria graphics settings
- • Close background applications
- • Consider upgrading RAM to 8GB+
3 Mod Browser Won't Load
Cause: Network connectivity issues or server problems
✅ Solutions:
- • Check internet connection
- • Temporarily disable antivirus/firewall
- • Wait 10-15 minutes and try again
- • Use Steam version for Workshop integration
Platform-Specific Solutions
Windows Issues
- • Install .NET Framework 4.7.2 or later
- • Run as Administrator if permission errors occur
- • Add tModLoader to Windows Defender exceptions
- • Update Visual C++ Redistributables
macOS Issues
- • Install Mono framework (6.0 or later)
- • Allow app in Security & Privacy settings
- • Use Terminal to run if GUI fails
- • Check file permissions with chmod +x
Still Having Issues?
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