Can't login with Google Apps Login "hide login area"

When “hide login area” is enabled, I try to login with “Google Apps Login” an return from from oauth step, I got an empty error in login page and I can’t get authenticated

Disabling “hide login area”, Goolge Apps Login works again.

https://www.ads-software.com/plugins/google-apps-login/

iThemes Security 4.0.16

https://www.ads-software.com/plugins/better-wp-security/