I have updated the OCTOPRINT then it cannot be started

I have updated 1.4.0 then it cannot be started
OctoPrint version : 1.4.0
OctoPi version : 0.17.0

2020-06-04 16:05:16,992 - octoprint.startup - INFO - ***************************************************************************$
2020-06-04 16:05:16,994 - octoprint.startup - INFO - Starting OctoPrint 1.4.0
2020-06-04 16:05:16,995 - octoprint.startup - INFO - ***************************************************************************$
2020-06-04 16:05:17,586 - octoprint.util.connectivity_checker - INFO - Connectivity changed from offline to online
2020-06-04 16:05:17,590 - octoprint.startup - INFO - Blacklist processing done, adding 1 blacklisted plugin versions: roomtemp ($
2020-06-04 16:05:17,637 - octoprint.plugin.core - INFO - Loading plugins from /home/pi/oprint/lib/python2.7/site-packages/octopr$
2020-06-04 16:05:19,135 - py.warnings - WARNING - /home/pi/oprint/local/lib/python2.7/site-packages/octoprint_astroprint/__init_$
  from flask.ext.login import user_logged_in, user_logged_out

2020-06-04 16:05:19,174 - octoprint.plugin.core - INFO - Found 21 plugin(s) providing 21 mixin implementations, 38 hook handlers
2020-06-04 16:05:19,346 - octoprint.server.heartbeat - INFO - Starting server heartbeat, 900.0s interval
2020-06-04 16:05:19,364 - octoprint.cli.server - ERROR - Uncaught exception
Traceback (most recent call last):
  File "/home/pi/oprint/bin/octoprint", line 8, in <module>
    sys.exit(main())
  File "/home/pi/oprint/local/lib/python2.7/site-packages/octoprint/__init__.py", line 615, in main
    octo(args=args, prog_name="octoprint", auto_envvar_prefix="OCTOPRINT")
  File "/home/pi/oprint/local/lib/python2.7/site-packages/click/core.py", line 764, in __call__
    return self.main(*args, **kwargs)
  File "/home/pi/oprint/local/lib/python2.7/site-packages/click/core.py", line 717, in main
    rv = self.invoke(ctx)
  File "/home/pi/oprint/local/lib/python2.7/site-packages/click/core.py", line 1137, in invoke
    return _process_result(sub_ctx.command.invoke(sub_ctx))
  File "/home/pi/oprint/local/lib/python2.7/site-packages/click/core.py", line 956, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/home/pi/oprint/local/lib/python2.7/site-packages/click/core.py", line 555, in invoke
    return callback(*args, **kwargs)
  File "/home/pi/oprint/local/lib/python2.7/site-packages/click/decorators.py", line 17, in new_func
    return f(get_current_context(), *args, **kwargs)
  File "/home/pi/oprint/local/lib/python2.7/site-packages/octoprint/cli/server.py", line 207, in serve_command
    ignore_blacklist)
  File "/home/pi/oprint/local/lib/python2.7/site-packages/octoprint/cli/server.py", line 119, in run_server
    octoprint_server.run()
  File "/home/pi/oprint/local/lib/python2.7/site-packages/octoprint/server/__init__.py", line 298, in run
    self._setup_i18n(app)
  File "/home/pi/oprint/local/lib/python2.7/site-packages/octoprint/server/__init__.py", line 1063, in _setup_i18n
    LOCALES = babel.list_translations()
  File "/home/pi/oprint/local/lib/python2.7/site-packages/octoprint/server/util/flask.py", line 93, in fixed_list_translations
    result += list_translations(dir)
  File "/home/pi/oprint/local/lib/python2.7/site-packages/octoprint/server/util/flask.py", line 72, in list_translations
    for entry in scandir(dirname):
  File "/home/pi/oprint/lib/python2.7/encodings/utf_8.py", line 16, in decode
    return codecs.utf_8_decode(input, errors, True)
UnicodeDecodeError: 'utf8' codec can't decode byte 0xd0 in position 33: invalid continuation byte

Disclaimer: I'm no python developer.

It seems to me there is a file with a non-utf8 name containing the byte 0xd0.

find ~pi -name "*$(printf '\320')*"

With this maybe you find this file.

thank you,
I try to do so but did not return any value

But now it can be launched only in safe mode

I find it here ~/.octoprint/translations and I delete it.
now it's OK.
Thank you again for your help.