"Uncaught (in promise) Error: 500 Server Error" when using the DataPump Import Wizard

Summary:

When creating an DataPump Import in an APEX Workload Autonomous Database the wizard doesnt open. In JS Console i see "Uncaught (in promise) Error: 500 Server Error"

Content (please ensure you mask any confidential information):

on site error handling shows:

Summary: REST call failed.
Detail: {"url":"https://[…].adb.eu-frankfurt-1.oraclecloudapps.com/ords/admin/_sdw/_services/datapump/object_storage_compartments/","data":{"q":"{"$orderby":{"name":"ASC"}}"}}

edited out the instance URL

Version (include the version you are using, if applicable):

OCI