If the sidebar is giving you trouble, and these steps aren't helping, you may need to revoke permissions in your Gmail. To do this, you need to reset your connection to ContactMonkey. ]
1. Click on the link below, then click on ContactMonkey in the list and then click REMOVE ACCESS.
https://myaccount.google.com/
Once that is done, please Reload Chrome and then sign in to ContactMonkey via your sidebar again.