Bootstrap 4.1 Same Height Nav Tab Pane in Modal

To set all the tab panes height, use this snipped on document ready()

$('#YourModalContentDivID a[data-toggle="tab"]').bind('shown.bs.tab', function (e) {
    var relatedHeight = $('#YourHeighestTabDivID').height();
    var targetHref = $(e.target).attr("href");
    var $activatedTabContent = $(targetHref);
     $activatedTabContent.innerHeight(relatedHeight);
 });