Nevermind, found bug has been already logged thanks to:
https://askubuntu.com/questions/834331/16-04-ubuntu-single-sign-on-wrong-e-mail-or-password/834555#834555
Nevermind, found bug has been already logged thanks to:
https:/ /askubuntu. com/questions/ 834331/ 16-04-ubuntu- single- sign-on- wrong-e- mail-or- password/ 834555# 834555