NoSelfHarm
A mod that fixes MC-110386, preventing mobs from attacking themselves
About this Mod
This mod implements a fix for MC-110386, an issue in which certain mobs like zombies would attack themselves when targeted by a mob of the same type as themselves.
The fix implements a single change: mobs will not target themselves when calling mobs of the same type for help.
Available Versions
How to Install NoSelfHarm on Your Server
Order Server
Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).
Set fabric Loader
In the panel under "Egg", select the fabric loader and matching Minecraft version (1.20.2).
Install Mod
Open the mod browser in the dashboard and search for "NoSelfHarm". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
1.20.2
Server-side
✓ RequiredRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
NoSelfHarm server crashes on startup – what to do?
Most common cause: wrong fabric version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.20.2). You can switch loaders with one click in the panel.
Is NoSelfHarm compatible with fabric?
NoSelfHarm officially supports fabric for Minecraft 1.20.2. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with NoSelfHarm – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if NoSelfHarm consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.
Similar Mods
Rent Modded Server
Install NoSelfHarm with just one click on your server.