Critical Error when filtering

I have had to uninstall the plugin. When I filtered the Orders by date, the following error was logged and the whole site experienced a critical error (public and admin):

[28-Aug-2025 22:40:52 UTC] PHP Fatal error: Uncaught TypeError: unserialize(): Argument #1 ($data) must be of type string, array given in /home/pstyourprud/public_html/wp-content/plugins/additional-order-filters-for-woocommerce/includes/class-waof-admin-options.php:314
Stack trace: 0 /home/pstyourprud/public_html/wp-content/plugins/additional-order-filters-for-woocommerce/includes/class-waof-admin-options.php(314): unserialize() 1 /home/pstyourprud/public_html/wp-content/plugins/additional-order-filters-for-woocommerce/includes/class-waof-default-filters-hpos-storage.php(26): AOF_Woo_Additional_Order_Filters_Admin_Options::woaf_enabled_additional_filters() 2 /home/pstyourprud/public_html/wp-content/plugins/additional-order-filters-for-woocommerce/includes/class-waof-default-filters-hpos-storage.php(455): AOF_Woo_Additional_Order_Default_Filters_HPOS_Storage->__construct() 3 /home/pstyourprud/public_html/wp-content/plugins/additional-order-filters-for-woocommerce/additionalorderfilters.php(46): require_once(‘/home/pstyourpr…’) 4 /home/pstyourprud/public_html/wp-settings.php(545): include_once(‘/home/pstyourpr…’) 5 /home/pstyourprud/public_html/wp-config.php(102): require_once(‘/home/pstyourpr…’) 6 /home/pstyourprud/public_html/wp-load.php(50): require_once(‘/home/pstyourpr…’) 7 /home/pstyourprud/public_html/wp-blog-header.php(13): require_once(‘/home/pstyourpr…’) 8 /home/pstyourprud/public_html/index.php(17): require(‘/home/pstyourpr…’) 9 {main}

thrown in /home/pstyourprud/public_html/wp-content/plugins/additional-order-filters-for-woocommerce/includes/class-waof-admin-options.php on line 314