Anyone else having issues with unions not appearing in studio?

[bennult]

I have been trying to make unions and they are not even appearing. Also once I union them, the parts that I union ed are gone.

[WhiteCamera (Cameron)]

This is a pretty common issue. Most people say that restarting studio will fix it but sometimes people had said that they’re gone completely. I would suggest try restarting your studio if you haven’t already first.

[supergonks]

It’s simple union corruption, I’d suggest turning all those parts into one mesh.

- YouTube

This video is super informative.

[wevetments]

There are several community resources availble to inform you on how to recover the physical appearance of union parts. Please search before posting.

How to prevent union loss due to corruption, and how it happens

Any union, no matter how complex or how small is at risk at getting corrupted for no reason upon publishing the game. Here is how to prevent it and what you should NOT do until you are absolutely sure the union is ok. Step 1. Have two places open, an empty place and the place you’re making the unions in. Step 2. When you finish your union, copy paste it to the other place. Do this with every union you have made and do NOT publish until every union you have made in that session on roblox studio…

How to recover invisible / corrupt unions

Introduction This tutorial will walk you through finding and recovering your unions if they get lost / corrupted / turn invisible. This method relies on trial-and-error, and works best if tried immediately after you’ve lost a union. Background Information When a union is created but before it or its place is saved, it contains child data - information about what it’s made of, stored directly in the place. When the union is saved to Roblox, a new SolidModel asset is created. The union instanc…

I discourage the use of the built in CSG system. It’s beyond unreliable. Use 3rd party applications such as Blender or Auto Desk to create meshes.

[bennult]

It actually turns out that my unions exceeded the maximum stud limit.