[www.remarpro.com Forums] There has been a critical error on this website.

[Phuket Hotel]

I activated wpcargo plugin in my wordpress site but i tried tracking my consignment or checking my invoice and it shows this : There has been a critical error on this website. Please check your site admin email : I tried checking my admin email and found this errors

Error Details ============= An error of type E_ERROR was caused in line 22 of the file /home2/asuthai1/public_html/wp-content/plugins/wpcargo/lib/barcode-generator/vendor/picqer/php-barcode-generator/src/BarcodeGeneratorPNG.php. Error message: Uncaught Picqer\Barcode\Exceptions\BarcodeException: Neither gd-lib or imagick are installed! in /home2/asuthai1/public_html/wp-content/plugins/wpcargo/lib/barcode-generator/vendor/picqer/php-barcode-generator/src/BarcodeGeneratorPNG.php:22 Stack trace: #0 /home2/asuthai1/public_html/wp-content/plugins/wpcargo/admin/includes/functions.php(697): Picqer\Barcode\BarcodeGeneratorPNG->__construct() #1 /home2/asuthai1/public_html/wp-content/plugins/wpcargo/admin/classes/class-wpcargo.php(111): wpcargo_generate_barcodecode(‘WPC085162107740…’) #2 /home2/asuthai1/public_html/wp-content/plugins/wpcargo/admin/classes/class-wpc-print-admin.php(50): WPCargo->barcode_url(46) #3 /home2/asuthai1/public_html/wp-includes/class-wp-hook.php(310): WPCargo_Print_Admin->wpcargo_print_submenu_page_callback(”) #4 /home2/asuthai1/public_html/wp-includes/class-wp-hook.php(334): WP_Hook->apply_filters(”, Array) #5 /home2/asuthai1/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #6 /home2/asuthai1/public_html/wp-admin/admin.php(259): do_action(‘wpcargo_shipmen…’) #7 /home2/asuthai1/public_html/wp-admin/edit.php(10): require_once(‘/home2/asuthai1…’) #8 {main} thrown

Please help me fix this error as i have no knowledge of coding

The page I need help with: [log in to see the link]