Critical Error with WordPress 5.3.2

Hello,

I received an email in my WordPress mailbox regarding an error with my Enfold theme and the latest version of WordPress. Here is the error:

An error of type E_ERROR was caused in line 489 of the file S:\Websites\hoperoswell.org\www\wp-content\themes\enfold\enfold\config-templatebuilder\avia-template-builder\php\shortcode-template.class.php. Error message: Uncaught Error: Cannot use string offset as an array in S:\Websites\hoperoswell.org\www\wp-content\themes\enfold\enfold\config-templatebuilder\avia-template-builder\php\shortcode-template.class.php:489
Stack trace:
#0 S:\Websites\hoperoswell.org\www\wp-content\themes\enfold\enfold\config-templatebuilder\avia-template-builder\php\shortcode-template.class.php(443): aviaShortcodeTemplate->create_sortable_editor_element(Array)
#1 S:\Websites\hoperoswell.org\www\wp-content\themes\enfold\enfold\config-templatebuilder\avia-template-builder\php\template-builder.class.php(397): aviaShortcodeTemplate->prepare_editor_element()
#2 S:\Websites\hoperoswell.org\www\wp-includes\class-wp-hook.php(288): AviaBuilder->js_template_editor_elements(”)
#3 S:\Websites\hoperoswell.org\www\wp-includes\class-wp-hook.php(312): WP_Hook->apply_filters(”, Array)
#4 S:\Websites\hoperoswell.org\www\wp-includes\plugin.php(478): WP_Hook->do_action(Array)
#5 S:\Websites\hoperoswell.org\www\wp-includes\media-template.php(1455): do_action(‘print

What is the fix for this?

Thanks!