If using Service Principal Profiles and the profile is the Admin of that Fabric workspace, the creation of lakehouse etc via API's does not appear to be supported yet by Service Principal Profiles.
datamodel
Advocate I
Advocate IYes, very unfortunate. The way we're planning to work around this for now is to create the workspace, profile, and all items using a Service Principal, then use the profile to remove the SP. "JIT Admin"
