Integrate MyBlogGuest free content with your WordPress blog.
To be able to publish articles from "Find Articles" section, your blog needs to comply with minimum requirements (read more about the requirements here ) Besides, the article writers can set their own requirements. Anyone can "offer" their blog in "Find Infographics" section where there are no minimum requirements.
Most likely, your Access Token has expired. You can renew it using 'Renew Access Token' option in MyBlogGuest -> Settings. If you were unable to renew the token, MyBlogGuest.com may be having a problem connecting to your blog server. Please get help from your hosting provider.