The redirect URI in the request, https://www.dediary.com/m/googlecon/handle, does not match the ones authorized for the OAuth client. To update the authorized redirect URIs, visit: https://console.developers.google.com/apis/credentials/oauthclient/853334711141-jholct7nuero3nnha1ch1jev4e6se6mp.apps.googleusercontent.com?project=853334711141