ERROR:slices_monitor_test_runner.main:Test Failed with exception
Traceback (most recent call last):
  File "/opt/slices-monitor-worker/src/slices-monitor-test-runner/src/slices_monitor_test_runner/test_runners/test_runner_base.py", line 149, in step
    yield
  File "/opt/slices-monitor-worker/src/slices-monitor-test-runner/src/slices_monitor_test_runner/test_runners/slices_health_check.py", line 43, in run
    self._check_flavors()
    ~~~~~~~~~~~~~~~~~~~^^
  File "/opt/slices-monitor-worker/src/slices-monitor-test-runner/src/slices_monitor_test_runner/test_runners/slices_health_check.py", line 18, in _check_flavors
    flavors = list(self._bi_client().flavor.list())
                   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^
  File "/opt/slices-monitor-worker/worker-venv/lib/python3.14/site-packages/slices_clientlib_bi/bi_flavor.py", line 239, in list
    res.append(PagedCollection("flavor", AnyFlavor, f"{self.API_BASE_PATH}flavors/", self._client))  # pyright: ignore [reportArgumentType]
               ~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/slices-monitor-worker/worker-venv/lib/python3.14/site-packages/slices_clientlib_core/util/pagination.py", line 84, in __init__
    response = self._client.get(url, params=params)
  File "/opt/slices-monitor-worker/worker-venv/lib/python3.14/site-packages/httpx/_client.py", line 1053, in get
    return self.request(
           ~~~~~~~~~~~~^
        "GET",
        ^^^^^^
    ...<7 lines>...
        extensions=extensions,
        ^^^^^^^^^^^^^^^^^^^^^^
    )
    ^
  File "/opt/slices-monitor-worker/worker-venv/lib/python3.14/site-packages/httpx/_client.py", line 825, in request
    return self.send(request, auth=auth, follow_redirects=follow_redirects)
           ~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/slices-monitor-worker/worker-venv/lib/python3.14/site-packages/httpx/_client.py", line 914, in send
    response = self._send_handling_auth(
        request,
    ...<2 lines>...
        history=[],
    )
  File "/opt/slices-monitor-worker/worker-venv/lib/python3.14/site-packages/httpx/_client.py", line 939, in _send_handling_auth
    request = next(auth_flow)
  File "/opt/slices-monitor-worker/worker-venv/lib/python3.14/site-packages/httpx/_auth.py", line 75, in sync_auth_flow
    request = next(flow)
  File "/opt/slices-monitor-worker/worker-venv/lib/python3.14/site-packages/slices_clientlib_core/client.py", line 94, in auth_flow
    self._token_for_audience = get_access_token_for_audience(auth_token, self.target_audience, self.project_id)
                               ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/opt/slices-monitor-worker/worker-venv/lib/python3.14/site-packages/slices_clientlib_core/oauth2/token_exchange.py", line 96, in get_access_token_for_audience
    response.raise_for_status()
    ~~~~~~~~~~~~~~~~~~~~~~~~~^^
  File "/opt/slices-monitor-worker/worker-venv/lib/python3.14/site-packages/httpx/_models.py", line 829, in raise_for_status
    raise HTTPStatusError(message, request=request, response=self)
httpx.HTTPStatusError: Client error '400 BAD REQUEST' for url 'https://portal.slices-ri.eu/oauth/token'
For more information check: https://developer.mozilla.org/en-US/docs/Web/HTTP/Status/400

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/opt/slices-monitor-worker/src/slices-monitor-test-runner/src/slices_monitor_test_runner/main.py", line 66, in run_test
    return _get_test_by_test_spec(steps, test_dir, test_spec).run()
           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^
  File "/opt/slices-monitor-worker/src/slices-monitor-test-runner/src/slices_monitor_test_runner/test_runners/slices_health_check.py", line 39, in run
    with self.step(
         ~~~~~~~~~^
        "List Flavors",
        ^^^^^^^^^^^^^^^
        description="Requesting flavors using Slices BI API",
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    ):
    ^
  File "/opt/uv-python-installs/cpython-3.14.1-linux-x86_64-gnu/lib/python3.14/contextlib.py", line 162, in __exit__
    self.gen.throw(value)
    ~~~~~~~~~~~~~~^^^^^^^
  File "/opt/slices-monitor-worker/src/slices-monitor-test-runner/src/slices_monitor_test_runner/test_runners/test_runner_base.py", line 173, in step
    raise SlicesTestFailure(f"Step {name!r} {retry_suffix2} failed") from e
slices_monitor_test_runner.exceptions.SlicesTestFailure: Step 'List Flavors'  failed
Run Test: slices-bi-health-check
2026-02-28  01:10:53.889704  CET - Check List Flavors
2026-02-28  01:10:54.277480  CET - Error in test step 'List Flavors': Client error '400 BAD REQUEST' for url 'https://portal.slices-ri.eu/oauth/token'
For more information check: https://developer.mozilla.org/en-US/docs/Web/HTTP/Status/400
2026-02-28  01:10:54.277576  CET -   Response content: {"error": "invalid_grant", "error_description": "Could not validate subject token"}