Today I started receiving this message. Chrome is up to date. I've re-booted. I'm running OSX Yosemite 10.10.5 and 1 Passsword Version 3.8.22 (build 32010). I don't see an update available for 1PW and I suspect you're going to tell me that I need to upgrade. OUCH!
Thanks for your help.
1Password Version: 3.8.22
Extension Version: 18.104.22.168
OS Version: OSX Yosemite 10.10.5
Sync Type: Not Provided