here is the sole error log entry… does this help with why the text editor isnt loading?

[20-Sep-2017 19:44:01 UTC] PHP Fatal error: Uncaught Error: Cannot use string offset as an array in /home/kgfchurc/public_html/wp-content/themes/enfold/config-templatebuilder/avia-template-builder/php/shortcode-template.class.php:489
Stack trace:
#0 /home/sitename/public_html/wp-content/themes/enfold/config-templatebuilder/avia-template-builder/php/shortcode-template.class.php(443): aviaShortcodeTemplate->create_sortable_editor_element(Array)
#1 /home/sitename/public_html/wp-content/themes/enfold/config-templatebuilder/avia-template-builder/php/template-builder.class.php(397): aviaShortcodeTemplate->prepare_editor_element()
#2 /home/sitename/public_html/wp-includes/class-wp-hook.php(298): AviaBuilder->js_template_editor_elements(”)
#3 /home/sitename/public_html/wp-includes/class-wp-hook.php(323): WP_Hook->apply_filters(”, Array)
#4 /home/sitename/public_html/wp-includes/plugin.php(453): WP_Hook->do_action(Array)
#5 /home/sitename/public_html/wp-includes/media-template.php(1271): do_action(‘print_media_tem…’)
#6 /home/sitename/public_html/wp-include in /home/sitename/public_html/wp-content/themes/enfold/config-templatebuilder/avia-template-builder/php/shortcode-template.class.php on line 489