FAQ

Answers about Xi's Multiversion UI Lib - servers, Quilt and Legacy Fabric, Mod Menu, Fabric API, languages, modpacks and what it does on its own.

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Questions

Does it do anything on its own?#

No. It only draws the menus of mods that use it. Without such a mod it adds nothing to the game, not even a button.

Do servers need it?#

No. It is client-side, and you can join any server with it installed. On a dedicated server it loads and does nothing.

Which jar do I need?#

The one for your loader family: fabric for Fabric and Quilt 1.14+, legacyfabric for Legacy Fabric, one of three Forge jars depending on the era, and modlauncher for Forge 1.13.2+ and every NeoForge version. See the table in Installation.

Does it work on Quilt?#

Yes. Quilt loads the fabric jar.

Do I need Fabric API or Mod Menu?#

Neither is required. With Mod Menu, each mod's menu is also behind its Config button in the mod list; without it, use the Options screen button. Without Fabric API, some mods' menus show in English even if the mod ships your language, because the mod's language files aren't loaded then.

Why is the button called "Mod menus..."?#

Because more than one installed mod has a menu. The button opens a list with one button per mod. With just one such mod, the button carries that mod's own label.

Is my language supported?#

The library's own words (Done, Cancel, Yes, No, ON, OFF) use the game's own translations, so they follow your language. The library's other texts are in English for now. Each mod translates its own menu.

Can I include it in a modpack?#

Yes, as the unmodified jar. The license has the details.

Can I turn it off?#

Add -Dxis_mvui.disable=true to the game's Java arguments. The library then loads but shows no menus, and the mods that use it keep running without their menus. Don't just remove the jar: mods that depend on it won't load without it.

A menu says "This menu stopped after an error". Is my game broken?#

No. One mod's menu ran into an error, so only that menu is off until you restart. See When a menu stops working.