Browse categories
Explore
Fiverr Pro
English
$
USD
I will fix minecraft modpack fix crash lag mod conflict forge fabric cobblemon server
Samuel
About this gig
Modpack won't launch? Constant crashes, mod conflicts, or lag that makes the server unplayable? This gig is built specifically for that -- fast, targeted repair, not a full rebuild you don't need.
I read your actual crash log, find the real cause, and fix it - whether that's a bad mod version, a missing dependency, memory allocation, or a straight-up conflict between two mods fighting for the same resource. Works across Forge, Fabric, NeoForge, Spigot and Paper, including Cobblemon packs.
What gets fixed:
- Crash-on-launch and crash-on-join issues
- Mod-to-mod conflicts and dependency errors
- Server lag, TPS drops and memory/RAM tuning
- Broken configs after a mod or Minecraft version update
- Cobblemon-specific crashes (battle, evolution, spawn errors)
- Forge/Fabric/NeoForge compatibility errors
- World corruption and chunk-loading problems
- Plugin conflicts on Spigot/Paper servers
Send your crash log, latest.log file, or mods folder and I'll tell you exactly what's wrong before any work starts -- so you know what you're paying to fix.
Got a broken modpack? Message me and let's get it running again.
Get to know Samuel
Samuel
Minecraft servers, modpacks, plugins and mobile game development expert
- FromUnited States
- Member sinceAug 2026
- Avg. response time1 hour
Languages
English, French, Italian, German
I help gamers, creators, and server owners turn ideas into reliable, playable experiences.
I build and configure Minecraft servers, custom modpacks, plugins, Cobblemon servers, Forge, Fabric and NeoForge setups, while fixing crashes, mod conflicts, lag and performance issues.
I also develop mobile games with engaging gameplay, clean mechanics and polished builds for Android and iOS.
Whether you need a new game, optimized server or custom setup, I focus on quality, stability and a smooth experience from start to finish.
Send me a message today, let's bring your vision to life!
FAQ
Can you tell what's wrong before I pay for the full fix?
Yes, send your crash log first and I'll identify the cause before we agree on scope.
Do you fix Cobblemon-specific crashes too?
Yes, including battle, evolution and spawn errors on Cobblemon servers.
What if my modpack has more than one problem?
Just let me know all the issues you need help with, and I'll help you fix them all while scoping accordingly.
Do you work on Forge, Fabric and NeoForge packs?
Yes, all three, plus Spigot and Paper for plugin-based servers.
What do I need to send you to get started?
Your crash log or latest.log file, or the full mods folder, so I can look at them and understand what needs fixing exactly without guessing.
