airflow-scheduler.err

Traceback (most recent call last):
  File "/home/tinmar/.local/lib/python3.10/site-packages/lockfile/pidlockfile.py", line 77, in acquire
    write_pid_to_pidfile(self.path)
  File "/home/tinmar/.local/lib/python3.10/site-packages/lockfile/pidlockfile.py", line 161, in write_pid_to_pidfile
    pidfile_fd = os.open(pidfile_path, open_flags, open_mode)
FileExistsError: [Errno 17] File exists: '/c/Airflow/airflow-scheduler.pid'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/home/tinmar/.local/bin/airflow", line 8, in <module>
    sys.exit(main())
  File "/home/tinmar/.local/lib/python3.10/site-packages/airflow/__main__.py", line 38, in main
    args.func(args)
  File "/home/tinmar/.local/lib/python3.10/site-packages/airflow/cli/cli_parser.py", line 51, in command
    return func(*args, **kwargs)
  File "/home/tinmar/.local/lib/python3.10/site-packages/airflow/utils/cli.py", line 99, in wrapper
    return f(*args, **kwargs)
  File "/home/tinmar/.local/lib/python3.10/site-packages/airflow/cli/commands/scheduler_command.py", line 69, in scheduler
    with ctx:
  File "/home/tinmar/.local/lib/python3.10/site-packages/daemon/daemon.py", line 365, in __enter__
    self.open()
  File "/home/tinmar/.local/lib/python3.10/site-packages/daemon/daemon.py", line 357, in open
    self.pidfile.__enter__()
  File "/home/tinmar/.local/lib/python3.10/site-packages/lockfile/__init__.py", line 197, in __enter__
    self.acquire()
  File "/home/tinmar/.local/lib/python3.10/site-packages/daemon/pidfile.py", line 49, in acquire
    super().acquire(timeout, *args, **kwargs)
  File "/home/tinmar/.local/lib/python3.10/site-packages/lockfile/pidlockfile.py", line 87, in acquire
    raise AlreadyLocked("%s is already locked" %
lockfile.AlreadyLocked: /c/Airflow/airflow-scheduler.pid is already locked