This happens when your chrome profile is corrupted. You need to install Collabspot on a new chrome profile/person to fix this one.
1. Click the Person Name button located at the upper-right corner of your Chrome web browser.
2. Then Click the "Switch Person" button
3. A pop-up window will appear. Hit "Add Person"
4. On your New Chrome Profile, Don't sign in to your Chrome. Skip signing in to your New Chrome. You might encounter issues when you're previously or still logged in to your other Chrome.
5. Open a new tab then search: https://mail.google.com
6. Click Sign in to your Gmail Account.
7. Login to your Gmail account.