The alert is just indicating you need to enter a value where one is missing.   Scroll down inside of the page (not the whole page), and you should be able to find the missing value.   Another fast way to get where you want is to search/filter for nifi.toolkit.tls.token which will take you directly to it.   Once the alert/error is satisfied the NEXT button on the bottom of the page will work again.     If this reply answers your questions please mark this reply as Solution. ... View more