Text and meaning of the error
This error can occur when working with Google Sheets activities.
The error message can look like this:
Request failed with status code 403.
Such an error may occur if the Google account you are using does not have access to the file, you are trying to work with.
In order to solve this error, you need to grant the access to the file for the Google account, authorized in Studio Pro ("Settings" → "Services Connection" → "Google").