I've noticed an issue where the extension fails to fill in the login fields at my.1password.com correctly.
It skips the email field and fills my email address into the secret key field. The master password gets filled in correctly.
1Password Version: Not Provided
Extension Version: 0.8.4
OS Version: Ubuntu 17.04, Chrome 60.0.3112.113 Official Build
Sync Type: Not Provided