Fatal error: str_replace(): – Only happens with completed orders

Suddenly getting this error but only for ‘Completed’ orders….

Also, WordPress was just updated to version 6.6.2

Fatal error: str_replace(): Argument #2 ($replace) must be of type string when argument #1 ($search) is a string

/www/alphadogadasigns_648/public/wp-content/plugins/woocommerce-pdf-ips-templates/includes/class-wcpdf-templates-main.php (1937)

#0 /www/alphadogadasigns_648/public/wp-content/plugins/woocommerce-pdf-ips-templates/includes/class-wcpdf-templates-main.php(1937): str_replace(‘{{customer_orde…’, Array, ‘<span><strong>O…’)

#1 /www/alphadogadasigns_648/public/wp-content/plugins/woocommerce-pdf-ips-templates/includes/class-wcpdf-templates-main.php(1294): WPO\WC\PDF_Invoices_Templates\Main->make_replacements(‘<span><strong>O…’, Object(Automattic\WooCommerce\Admin\Overrides\Order), Object(WPO\WC\PDF_Invoices\Documents\Packing_Slip))

#2 /www/alphadogadasigns_648/public/wp-includes/class-wp-hook.php(324): WPO\WC\PDF_Invoices_Templates\Main->custom_blocks_data(‘packing-slip’, Object(Automattic\WooCommerce\Admin\Overrides\Order))

#3 /www/alphadogadasigns_648/public/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array)

#4 /www/alphadogadasigns_648/public/wp-includes/plugin.php(517): WP_Hook->do_action(Array)

#5 /www/alphadogadasigns_648/public/wp-content/plugins/woocommerce-pdf-ips-templates/templates/Simple Premium/packing-slip.php(133): do_action(‘wpo_wcpdf_befor…’, ‘packing-slip’, Object(Automattic\WooCommerce\Admin\Overrides\Order))

#6 /www/alphadogadasigns_648/public/wp-content/plugins/woocommerce-pdf-invoices-packing-slips/includes/documents/abstract-wcpdf-order-document.php(1213): include(‘/www/alphadogad…’)

#7 /www/alphadogadasigns_648/public/wp-content/plugins/woocommerce-pdf-invoices-packing-slips/includes/documents/abstract-wcpdf-order-document.php(1069): WPO\WC\PDF_Invoices\Documents\Order_Document->render_template(‘/www/alphadogad…’, Array)

#8 /www/alphadogadasigns_648/public/wp-content/plugins/woocommerce-pdf-invoices-packing-slips/includes/documents/abstract-wcpdf-order-document.php(1026): WPO\WC\PDF_Invoices\Documents\Order_Document->get_html()

#9 /www/alphadogadasigns_648/public/wp-content/plugins/woocommerce-pdf-invoices-packing-slips/includes/documents/abstract-wcpdf-order-document.php(1093): WPO\WC\PDF_Invoices\Documents\Order_Document->get_pdf()

#10 /www/alphadogadasigns_648/public/wp-content/plugins/woocommerce-pdf-invoices-packing-slips/includes/class-wcpdf-main.php(568): WPO\WC\PDF_Invoices\Documents\Order_Document->output_pdf(‘inline’)

#11 /www/alphadogadasigns_648/public/wp-includes/class-wp-hook.php(324): WPO\WC\PDF_Invoices\Main->generate_document_ajax(”)

#12 /www/alphadogadasigns_648/public/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(”, Array)

#13 /www/alphadogadasigns_648/public/wp-includes/plugin.php(517): WP_Hook->do_action(Array)

#14 /www/alphadogadasigns_648/public/wp-admin/admin-ajax.php(192): do_action(‘wp_ajax_generat…’)

#15 {main}