I dont see a Tableau 2 support form, I hav the current version from the Numinix site Have this issue
[24-Sep-2018 19:42:12 UTC] PHP Fatal error: Uncaught Error: Call to undefined function split() in /home/cubmanky1/public_html/visionsinvinyldesigns.com/store1/includes/templates/tableau2/sideboxes/tpl_categories.php:16
Stack trace:
#0 /home/cubmanky1/public_html/visionsinvinyldesigns.com/store1/includes/modules/sideboxes/categories.php(22): require()
#1 /home/cubmanky1/public_html/visionsinvinyldesigns.com/store1/includes/modules/column_left.php(31): require('/home/cubmanky1...')
#2 /home/cubmanky1/public_html/visionsinvinyldesigns.com/store1/includes/templates/tableau2/common/tpl_main_page.php(146): require('/home/cubmanky1...')
#3 /home/cubmanky1/public_html/visionsinvinyldesigns.com/store1/index.php(97): require('/home/cubmanky1...')
#4 {main}
thrown in /home/cubmanky1/public_html/visionsinvinyldesigns.com/store1/includes/templates/tableau2/sideboxes/tpl_categories.php on line 16


line 16 of that file list($nada, $mycpath)= split('=', $box_categories_array[$i]['path']);