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Create Stock Keeper Crash Fix

by Sovycool

Create Stock Keeper Crash Fix is a NeoForge optimization patch that stops a Create crash tied to item NBT changes in stock keeper screens.

NeoForgeClient-side onlyMIT License1.21.1 – 1.21.11

What it does

The patch targets a known problem in Create where items whose NBT data changes while a stock keeper is open can crash the client. It is a quick fix written to prevent those crashes when a stock keeper's ticker GUI refreshes constantly. Players who see disconnects from the stock keeper screen can install it on the client to address the issue.

Key features

  1. Crash prevention

    Stops the client from crashing when item NBT changes while a stock keeper screen is open.

  2. Ticker GUI fix

    Addresses the constant refresh of the ticker GUI, where the crash is most likely to occur.

  3. Desync safeguard

    Guards against the IndexOutOfBoundsException that follows an inventory desync in the player's last hotbar slot.

Compatibility

Latest build for each game version and loader.

1.21.x11 of 11 versions with builds
1.21.111.0.0
1.21.101.0.0
1.21.91.0.0
1.21.81.0.0
1.21.71.0.0
1.21.61.0.0
1.21.51.0.0
1.21.41.0.0
1.21.31.0.0
1.21.21.0.0
1.21.11.0.0
ReleaseBetaAlphaNot available

Only full game releases are shown. This mod publishes no snapshot builds.

Questions

Does Create Stock Keeper Crash Fix need to be on the server?

No. Only the player's game needs it, and servers run without it.

Which Create version does the patch cover?

Files target game versions 1.21.1 – 1.21.11, with 1.0.0 for 1.21.11 as the latest NeoForge file.

Under which license is the patch released?

It is released under the MIT License and is not open source.

In the catalog

Create Stock Keeper Crash Fix is one of 3,545 Optimization mods on ModsFinder, and one of 1,250 Optimization mods for NeoForge. 19,862 mods support Minecraft 1.21.11.

Similar mods

What the author says

This is a fix of a known bug in Create 1.21.1 (Create#9695) where items with NBT changing constantly (e.g. Relics Mod, pocket generators...) get desynced in the inventory and cause client to disconnect from IndexOutOfBoundsException if the item is in the last slot of player's hotbar.
Sovycool, on the Modrinth page

Official listing

Owner
Sovycool
Published
2026-07-16
Updated on Modrinth
2026-07-16
Facts verified
2026-10-15

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