Installing plugins

While trying to instal plugin, i received the below information upon returning back to my localhost i got this message .

Fatal error: Uncaught Error: Class "WC_Settings_API" not found in C:\xampp\htdocs\WPS\wordpress\wp-content\plugins\woocommerce-novalnet-gateway\includes\admin\class-wc-novalnet-configuration.php:16 Stack trace: #0 C:\xampp\htdocs\WPS\wordpress\wp-content\plugins\woocommerce-novalnet-gateway\class-wc-novalnet.php(190): include_once() #1 C:\xampp\htdocs\WPS\wordpress\wp-content\plugins\woocommerce-novalnet-gateway\class-wc-novalnet.php(176): WC_Novalnet->__construct() #2 C:\xampp\htdocs\WPS\wordpress\wp-content\plugins\woocommerce-novalnet-gateway\novalnet-payment-gateway.php(54): WC_Novalnet::instance() #3 C:\xampp\htdocs\WPS\wordpress\wp-includes\class-wp-hook.php(324): novalnet('') #4 C:\xampp\htdocs\WPS\wordpress\wp-includes\class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #5 C:\xampp\htdocs\WPS\wordpress\wp-includes\plugin.php(517): WP_Hook->do_action(Array) #6 C:\xampp\htdocs\WPS\wordpress\wp-settings.php(506): do_action('plugins_loaded') #7 C:\xampp\htdocs\WPS\wordpress\wp-config.php(96): require_once('C:\\xampp\\htdocs...') #8 C:\xampp\htdocs\WPS\wordpress\wp-load.php(50): require_once('C:\\xampp\\htdocs...') #9 C:\xampp\htdocs\WPS\wordpress\wp-blog-header.php(13): require_once('C:\\xampp\\htdocs...') #10 C:\xampp\htdocs\WPS\wordpress\index.php(17): require('C:\\xampp\\htdocs...') #11 {main} thrown in C:\xampp\htdocs\WPS\wordpress\wp-content\plugins\woocommerce-novalnet-gateway\includes\admin\class-wc-novalnet-configuration.php on line 16

There has been a critical error on this website.

How do i log in and use on localhost?

• This topic was modified 3 months, 2 weeks ago by Steven Stern (sterndata). Reason: formatting
• This topic was modified 3 months, 2 weeks ago by Steven Stern (sterndata).