Cannot delete run change feature. - Intergraph Smart 3D - Administration

Intergraph Smart 3D Troubleshooting Reference

PPMProduct
Intergraph Smart 3D
PPMCategory_custom
Administration & Configuration
Version_S3D
12.x(2018)

Meaning: A run change feature must exist between two connected features of different runs. Deletion of this run change is not allowed.

Recovery: Delete one of the adjacent features or change its run such that the run change is no longer required.