When you use email client (ThunderBird, Outlook, Outlook express) or any special app to connect to google mail imap or pop3 service you may run into one of these error messages:
- [WEBALERT http://something-secret-url] Web login required.
- NO failed: Re-Authentication Failure
These are tipical problem when you do not use Weblogin (https://gmail.com) on from the same IP.
Here is the solution: