[BUG] Unable to permanently delete an experiment - invalid URI scheme 'file' about mlflow HOT 4 OPEN

export MLFLOW_TRACKING_URI=http://10.83.182.46:8001
/home/projects/.local/bin/mlflow gc --backend-store-uri sqlite:////home/projects/mlflow/mlruns.db

olegz@dev mlflow % mlflow gc --backend-store-uri sqlite:///$(pwd)/mlruns.db
...
File "/Users/olegz/Library/Python/3.9/lib/python/site-packages/mlflow/store/artifact/mlflow_artifacts_repo.py", line 35, in _validate_uri_scheme
    raise MlflowException(
mlflow.exceptions.MlflowException: The configured tracking uri scheme: 'file' is invalid for use with the proxy mlflow-artifact scheme. The allowed tracking schemes are: {'https', 'http'}

olegz@dev mlflow % export MLFLOW_TRACKING_URI=http://127.0.0.1:8080
olegz@dev mlflow % mlflow gc --backend-store-uri sqlite:///$(pwd)/mlruns.db
Run with ID 7df4f883bdcc466c90405637cabe62c6 has been permanently deleted.
Run with ID 5d5445d3b97845c4a6d6afe798625d3a has been permanently deleted.
Run with ID c2133b7cf23a4a8586b9ce2fd7dd9b6f has been permanently deleted.
Run with ID d967acc86d1642afac33d89e2fbb68aa has been permanently deleted.
Run with ID b706a93dc78f46dfb6c3a2e27641bd6f has been permanently deleted.
Experiment with ID 1 has been permanently deleted.