Can not change / delete subtypes

[yangguang]

I create utility network in gdb, create a subtype of structure junction, then i rename / delete  it, but failed.

error 002140

env

windows server 2019

arcgis pro 2.8.2

[DanPatterson]

related ... Solved: ArcGIS Pro 2.1.0: Remove Subtype failed with error - Esri Community