Model is not showing

[Scottifly]

You should probably use the Search button up top before you post a question like this since it’s been answered many times in the past:

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…

As to the plugin error, that has nothing to do with your Union not appearing. That has to do with the image not loading for a plugin you have.