fails on activation

Fatal error: Cannot redeclare webship_integrated_quoting_shipping_method() (previously declared in C:\xampp\htdocs\wp-content\plugins\xps-ship-integration\xpsship-integration.php:1518) in C:\xampp\htdocs\wp-content\plugins\woocommerce-webship-integrated-quoting\woocommerce-webship-integrated-quoting.php on line 19