Specifying it like this, gets me different error:

Exception has occurred: ValueError

• Insufficient permissions (delete failed) for None
  botocore.exceptions.ClientError: An error occurred (IllegalLocationConstraintException) when calling the DeleteObject operation: The me-south-1 location constraint is incompatible for the region specific endpoint this request was sent to.

During handling of the above exception, another exception occurred:

File "/home/ma/src/clearml-server/task_test.py", line 10, in <module>
task: clearml.Task = clearml.Task.init(
ValueError: Insufficient permissions (delete failed) for None