Check Geometry – Bad Envelope

What makes a geometry invalid?

Geometry that is considered invalid meets one of the following conditions: Empty—This condition occurs when the geometry of a feature has zero points and does not contain geometric information, represented by SHAPE_LEN and SHAPE_AREA fields, beyond its original initialization state.

How do I fix invalid geometry in Arcgis?

Start ArcMap. On the main menu, click Customize > Toolbars > Data Reviewer. Click the Select Data Check drop-down arrow on the Data Reviewer toolbar, click the plus sign (+) next to Default Checks, then click Invalid Geometry Check.