Duplicating Field Group Gives Error

On my list of Custom Field Groups, when I click the Duplicate link under any of my field groups, I get a php error as follows:

Fatal error: Uncaught TypeError: array_values(): Argument #1 ($array) must be of type array, string given in /wp-content/plugins/meta-box-aio/vendor/meta-box/meta-box-builder/src/Edit.php:44
Stack trace:
#0 /wp-content/plugins/meta-box-aio/vendor/meta-box/meta-box-builder/src/Edit.php(44): array_values('a:8:{s:15:"text...')
#1 /wp-content/plugins/meta-box-aio/vendor/meta-box/meta-box-builder/src/BaseEditPage.php(34): MBB\Edit->enqueue()
#2 /wp-includes/class-wp-hook.php(308): MBB\BaseEditPage->enqueue_wrapper('post.php')
#3 /wp-includes/class-wp-hook.php(332): WP_Hook->apply_filters(NULL, Array)
#4 /wp-includes/plugin.php(517): WP_Hook->do_action(Array)
#5 /wp-admin/admin-header.php(118): do_action('admin_enqueue_s...', 'post.php')
#6 /wp-admin/edit-form-advanced.php(425): require_once('/...')
#7 /wp-admin/post.php(206): require('/...')
#8 {main}
thrown in /wp-content/plugins/meta-box-aio/vendor/meta-box/meta-box-builder/src/Edit.php on line 44

Screenshot: https://cln.sh/p0L6QF9m