BugFixerUpper
Modby 2No2Name
BugFixerUpper fixes a few critical and non-critical bugs in the game.
Type
Mod
CurseForge Downloads
955
CurseForge ID
1179548
Modrinth Downloads
17,955
Modrinth ID
gRMQvlnJ
Last Updated
Jun 11, 2026
Description
BugFixerUpper is a Minecraft mod that fixes a few critical and non-critical bugs in the game.
## Features
- Whatever you suggest in the issue tracker.
### Chunk loading and generation
- Prevent passenger entities from sending game events during chunk loading/generation causing deadlocks.
- Prevent item frames from sending sounds and events during chunk loading/generation.
### Misc
- Save vehicle passengers at their actual position (MC-263030).
- Parrot mob spawner blocks treat all air types equally (MC-232359).
- Curse of vanishing does not apply to items inside donkey/mule/llama chest slots.
- Leads pull on mobs and boats that the player is riding (Install on client!)
- Regenerating exit end portal does not drop torches
- Ghast balls, wind charges and shulker bullets do not have an extended click box for creative mode players (Install on client!)
### Structure blocks
- Structure blocks load paintings at the correct position (Thanks to BluSpring) (MC-102223).
- Structure blocks with combined mirror and rotation place paintings and item frames with the correct rotation.
### Tick freeze
- Prevent players from unfreezing other passengers in multi-seat vehicles during tick freeze (MC-268358).
## Installation
Must be installed on the server to work in multiplayer. For usage in singleplayer worlds, the mod has to be installed on the client.
1. Download the mod from [Modrinth](https://modrinth.com/mod/bugfixerupper) or [CurseForge](https://www.curseforge.com/minecraft/mc-mods/bugfixerupper).
2. Place the downloaded `.jar` file into the `mods` folder of your Minecraft directory.
3. Launch Minecraft with the Fabric mod loader.
## Usage
- Install the mod and be happy that some bugs are fixed.
Compatibility
Mod Loaders
Fabric
Quilt
Game Versions
1.21.4
1.21.5
1.21.6
1.21.8
1.21.9
1.21.10
1.21.11
26.1
26.1.1
26.1.2
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