Appointments+ OAuth Log Error

Hi Guys
Appointments+ is connected to Google Calendar on site:
https://homeopathygiveswings.theevaplatform-members.com
It is logging the below to my logs over and over again each day. Server Error Log:

Connected Google Application Type is set to "other".

ERROR:

Got error 'PHP message: [Appointments+] [2017-10-25 23:02:48] INFO: Service Call {\n "service": DEBUG: OAuth2 access token expired \n\nPHP message: [Appointments+] [2017-10-25 23:02:48] ERROR: The OAuth 2.0 access token has expired, and a refresh token is not available. Refresh tokens are not returned for responses that were auto-approve