SCENARIO
While trying to login to NetSuite the 6 digit code which comes from 2FA authenticator app from Cellphone don’t get approved and account gets Locked for 30 mins.
REASON
If the this issue is caused suddenly on a particular day. then it means you will have to update the Authenticator app.
SOLUTION
Go to Play store or App Store according to your cell phone and update the App.
Once updated if the account was locked after 30mins try to login again.