Traceback (most recent call last):
  File "/app/lib/python3.8/site-packages/electrum/gui/qt/main_window.py", line 3186, in closeEvent
    self.clean_up()
  File "/app/lib/python3.8/site-packages/electrum/gui/qt/main_window.py", line 3213, in clean_up
    self.gui_object.close_window(self)
  File "/app/lib/python3.8/site-packages/electrum/gui/qt/__init__.py", line 386, in close_window
    self.daemon.stop_wallet(window.wallet.storage.path)
  File "/app/lib/python3.8/site-packages/electrum/daemon.py", line 528, in stop_wallet
    return fut.result()
  File "/usr/lib/python3.8/concurrent/futures/_base.py", line 444, in result
    return self.__get_result()
  File "/usr/lib/python3.8/concurrent/futures/_base.py", line 389, in __get_result
    raise self._exception
  File "/app/lib/python3.8/site-packages/electrum/daemon.py", line 536, in _stop_wallet
    await wallet.stop()
  File "/app/lib/python3.8/site-packages/electrum/wallet.py", line 381, in stop
    self.save_db()
  File "/app/lib/python3.8/site-packages/electrum/wallet.py", line 315, in save_db
    self.db.write(self.storage)
  File "/app/lib/python3.8/site-packages/electrum/wallet_db.py", line 1354, in write
    self._write(storage)
  File "/app/lib/python3.8/site-packages/electrum/util.py", line 420, in <lambda>
    return lambda *args, **kw_args: do_profile(args, kw_args)
  File "/app/lib/python3.8/site-packages/electrum/util.py", line 416, in do_profile
    o = func(*args, **kw_args)
  File "/app/lib/python3.8/site-packages/electrum/wallet_db.py", line 1364, in _write
    storage.write(json_str)
  File "/app/lib/python3.8/site-packages/electrum/storage.py", line 98, in write
    os.chmod(self.path, mode)
OSError: [Errno 38] Funzione non implementata: '/run/user/1000/doc/573944d7/wallet.dat'