Configuration error in my hassio

hallo i am new in HA and i had done some configurations , the serve seems work fine but i am still getting this error in the log every few minutes :
Also from today i am no more able to create snapshots , it does not give me errors, but not proceed. home someone can help me .:

Wed Jan 15 2020 18:23:24 GMT+0100 (Ora standard dell’Europa centrale)
Error processing webhook 43190b460328122bc6fd4b58a421e936b683e5eda0e79fc4b7136e4858387e42
Traceback (most recent call last):
File “/usr/src/homeassistant/homeassistant/components/webhook/init.py”, line 77, in async_handle_webhook
response = await webhook[“handler”](hass, webhook_id, request)
File “/usr/src/homeassistant/homeassistant/components/mobile_app/webhook.py”, line 272, in handle_webhook
await hass.data[DOMAIN][DATA_STORE].async_save(safe)
File “/usr/src/homeassistant/homeassistant/helpers/storage.py”, line 137, in async_save
await self._async_handle_write_data()
File “/usr/src/homeassistant/homeassistant/helpers/storage.py”, line 198, in _async_handle_write_data
self._write_data, self.path, data
concurrent.futures._base.CancelledError

the problem was solved … i dont know how actually …
you can close the topic.