Looking for logging into the Gitlab Cannot site and are not getting the correct working link for it? In such a case, you can use the links given here by searching your desired login page in the search box. If the page is present on our website then you will get all the links related to the Gitlab Cannot site. After that you can login as usual with your login credentials.
https://gitlab.com/gitlab-com/support-forum/issues/2185
https://forum.gitlab.com/t/error-422-i-cant-login-to-my-account/17531
https://forum.gitlab.com/t/cant-login-to-my-gitlab-account/19076
https://gitlab.com/gitlab-org/omnibus-gitlab/issues/3760
https://gitlab.com/gitlab-org/gitlab-ce/issues/39774
https://gitlab.com/gitlab-org/gitlab-ce/issues/37960
https://www.reddit.com/r/gitlab/comments/7263gs/need_help_cant_login_due_to_unknown_error/
https://groups.google.com/d/topic/gitlabhq/f_zWkXGlUyo
https://groups.google.com/d/topic/gitlabhq/MzXNeaVyREI
https://github.com/mattermost/mattermost-server/issues/8636
https://stackoverflow.com/questions/14492308/gitlab-login-error-invalid-email-or-password
https://stackoverflow.com/questions/34449908/cannot-login-to-gitlab-via-ssh-and-https