Ceph

"ceph orch ls" results in

Error EINVAL: Traceback (most recent call last):
  File "/usr/share/ceph/mgr/mgr_module.py", line 1774, in _handle_command
    return self.handle_command(inbuf, cmd)
  File "/usr/share/ceph/mgr/orchestrator/_interface.py", line 171, in handle_command
    return dispatch[cmd['prefix']].call(self, cmd, inbuf)
  File "/usr/share/ceph/mgr/mgr_module.py", line 474, in call
    return self.func(mgr, **kwargs)
  File "/usr/share/ceph/mgr/orchestrator/_interface.py", line 107, in <lambda>
    wrapper_copy = lambda *l_args, **l_kwargs: wrapper(*l_args, **l_kwargs)  # noqa: E731
  File "/usr/share/ceph/mgr/orchestrator/_interface.py", line 96, in wrapper
    return func(*args, **kwargs)
  File "/usr/share/ceph/mgr/orchestrator/module.py", line 735, in _list_services
    services = raise_if_exception(completion)
  File "/usr/share/ceph/mgr/orchestrator/_interface.py", line 228, in raise_if_exception
    raise e
KeyError: 'exporter'

This may have the same cause as #63805. Having KeyError 'exporter' instead of 'ceph-exporter' as in #63805 may be due to the fact that I use the rook backend.