For running J!5.1 you must https://fabrikar.com/forums/index.php?wiki/update-from-github/ or include the new file manually https://fabrikar.com/forums/index.php?threads/joomla-5-1-and-fabrik-cannot-find-files-error.54473/post-285151 See also Announcements
Please see our announcement here.
I need to make it dead simple for a user to go to the second page of a tabbed form. The next/previous buttons are not rendering so I tried to add a button element. I tried a button element with js and it doesn't work. Help.
jQuery('#group2_tab').tab('show');