# Repair Use this sub-menu to access several helper scripts that repair problems with ProBuilder Meshes in the scene. ![Tools > ProBuilder > Repair menu](images/menu-repair.png) ## Rebuild All ProBuilder Objects Rebuilds Mesh representations from stored ProBuilder data for each GameObject in the scene. If you have a lot of GameObjects in a scene, this can take a while. ## Rebuild Shared Indexes Cache Discards all shared vertex position data and rebuilds based on proximity. ## Remove Degenerate Triangles Deletes triangles on a Mesh that are either taking up no space, or are duplicates. ## Check for Broken ProBuilder References Checks for and repairs any missing or broken ProBuilder references in the scene.