Nullability is not changed through the Alter Field Geoprocessing Tool for a table or feature class within a geodatabase.
Last Published: August 24, 2015ArcGIS for Desktop
Bug ID Number
April 20, 2015
November 24, 2020
ArcGIS for Desktop
Operating System Version
The issue is a duplicate of an existing issue. See the issue's Additional Information section for details. Customers associated with the duplicate issue are automatically attached to the open issue.
Duplicate of BUG-000087566.
Alter field nullability by navigating to the Layer Properties dialog box, and selecting the Fields tab.