I am using all in one review widget and I got email from google that there is error with rich snippet.
please fix it in your widget. I like it when search engine display star rating in google search. But i think you have used lot of other rich snippet empty. Please remove it from your widget. So that it don't give any error
please remove those missing fields from schema.
here is google email
Search Console has identified that your site is affected by 7 Products issues:
Warnings are suggestions for improvement. Some warnings can affect your appearance on Search; some might be reclassified as errors in the future. The following warnings were found on your site:
We recommend that you fix these issues when possible to enable the best experience and coverage in Google Search.
We're ecstatic to say that we've filled out all the empty fields! 🎉
Since now, you should not get bothered by warnings coming from Google.
We'd be really happy to hear your feedback on this, so feel welcome to share it in the comments! 🙂