Looking for logging into the Failure Bns 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 Failure Bns site. After that you can login as usual with your login credentials.
https://forums.bladeandsoul.com/topic/179198-system-error-account-login-failure-3000/
https://support.bladeandsoul.com/hc/en-us/articles/205637389-I-m-Having-Trouble-Logging-Into-My-NC-Account-
https://www.reddit.com/r/bladeandsoul/comments/7s2fsa/account_login_failure_at_startup/
https://twitter.com/bladeandsoulops/status/738083473790009344?lang=de
https://pohwaran.com/login-or-in-game-error-message-error-1000-3000-200-300/
https://community.intuit.com/questions/1658956-you-don-t-have-permission-to-access-http-www-scotiaonline-scotiabank-com-online-authentication-authentication-bns-on-this-server
http://crisqv.blogspot.com/2014/03/blade-soul-login-error-solution.html
https://www.hrpassport.com/
https://answers.microsoft.com/en-us/windows/forum/all/account-login-failure-on-windows-10-error-the-user/05da7ec4-5ee5-45ed-9d5c-ce3395f27f7f
http://battleping.com/theforum/showthread.php?tid=4248
https://adndevblog.typepad.com/manufacturing/2012/05/how-to-handle-error-300-badauthenticationtoken.html
https://www.bnsbuddy.com/threads/exitlag.325/
https://www.dpsvip.com/news/707--blade-and-soul-naeu-login-failed-42-error-solution-method