I resolved the issue by adjusting workspace permissions.
It was necessary to have Admin permission for the Fabric workspace. but this was not clear from the error message in Fabric.
I recommend updating the error message to specify that the issue is related to insufficient permissions.
STATUS
DETAILS
New
Unable to change the Permissions in Workspace
While updating the workspace permissions, the customer is unable to make changes and is receiving an error message. However, the error message does not provide clear information What access needed to change the workspace permissions.
STATUS
DETAILS
New