Looking for logging into the Nextcloud Failed 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 Nextcloud Failed site. After that you can login as usual with your login credentials.
https://help.nextcloud.com/t/cant-login-on-nextcloud-14-web-gui/36630
https://help.nextcloud.com/t/solved-broken-nextcloud-login-home-page-fresh-install/33917
https://help.nextcloud.com/t/client-login-fails-with-401/29378
https://www.reddit.com/r/NextCloud/comments/8oua9k/log_flooded_with_login_failed_warnings/
https://github.com/nextcloud/server/issues/11149
https://github.com/nextcloud/android/issues/2939
https://github.com/nextcloud/server/issues/8421
https://github.com/nextcloud/desktop/issues/279
https://github.com/nextcloud/server/issues/13431
https://github.com/nextcloud/server/issues/10885
https://github.com/nextcloud/server/issues/11670
https://github.com/nextcloud/server/issues/2967
https://github.com/nextcloud/desktop/issues/718