Validate reference
Validate verifies the quality of an imported model. It checks the selected bodies, attempts to repair bad surfaces, and then stitches together any surfaces that can create quilts or solids.
Design > Inspect > Validate 
Validate can be used to inspect imported geometry in the Design workspace, in either the Solid or Surface tab.
Note: Direct Modeling mode must be enabled to have access to the Validate command.
- Validate Surfaces Select the surfaces to check.
- Tolerance Sets the tolerance between surfaces.
- Checking Level
- Basic Covers a set of topological, geometric, and uncertainty errors.
- Standard Covers the Basic errors plus intersecting and overlapping faces.