When you see this message, it means your Google Account
is not yet connected to ClassLink:
Single Sign-On will work once you connect your Google Account to ClassLink
Single sign-on (SSO) is a session and user authentication service that permits a user
to use one set of login credentials to access multiple applications.
NOTE: You only need to connect or sync once, unless your email has been changed.
Note: Please read the ClassLink Login Methods before proceeding.