The feature cannot be deleted because its tap is access denied. - Intergraph Smart 3D - Administration

Intergraph Smart 3D Troubleshooting Reference

PPMProduct
Intergraph Smart 3D
PPMCategory_custom
Administration & Configuration
Version_S3D
12.1(2019)

Meaning: The feature that you are trying to delete has a tap on it that is set to read-only.

Recovery: Get write permissions for the tap, and then delete the feature.