Fatal error after upgrade

Backend fatal error: PHP Fatal error: Uncaught Error: Call to undefined method WCPBC_Update_Exchange_Rates::get_providers() in /home/theuser/domains/thesite.com/public_html/wp-content/plugins/woocommerce-product-price-based-on-countries/includes/admin/settings/wcpbc-settings-options.php:49

Stack trace:

0 /home/theuser/domains/thesite.com/public_html/wp-content/plugins/woocommerce-product-price-based-on-countries/includes/admin/settings/class-wc-settings-price-based-country.php(244): include()

1 /home/theuser/domains/thesite.com/public_html/wp-content/plugins/woocommerce/includes/admin/settings/class-wc-settings-page.php(125): WC_Settings_Price_Based_Country->get_settings_for_default_section()

2 /home/theuser/domains/thesite.com/public_html/wp-content/plugins/woocommerce/includes/admin/settings/class-wc-settings-page.php(98): WC_Settings_Page->get_settings_for_section()

3 /home/theuser/domains/thesite.com/public_html/wp-content/plugins/woocommerce/includes/class-wc-install.php(805): WC_Settings_Page->get_settings()

4 /home/theuser/domains/thesite.com/public_html/wp-content/plugins/woocommerce/includes/class-wc-install.php(395): WC_Install::create_options()

5 /home/theuser/domains/thesite.com/public_html/wp-content/plugins/woocommerce/includes/class-wc-install.php(262): WC_Install::install()

6 /home/theuser/domains/thesite.com/public_html/wp-includes/class-wp-hook.php(308): WC_Install::check_version()

7 /home/theuser/domains/thesite.com/public_html/wp-includes/class-wp-hook.php(332): WP_Hook->apply_filters()

8 /home/theuser/domains/thesite.com/public_html/wp-includes/plugin.php(517): WP_Hook->do_action()

9 /home/theuser/domains/thesite.com/public_html/wp-settings.php(617): do_action()

10 /home/theuser/domains/thesite.com/public_html/wp-config.php(142): require_once('/home/theuser/…')

11 /home/theuser/domains/thesite.com/public_html/wp-load.php(50): require_once('/home/theuser/…')

12 /home/theuser/domains/thesite.com/public_html/wp-admin/admin-ajax.php(22): require_once('/home/theuser/…')

13 {main}

thrown in /home/theuser/domains/thesite.com/public_html/wp-content/plugins/woocommerce-product-price-based-on-countries/includes/admin/settings/wcpbc-settings-options.php on line 49
, referer: https://theuser163.ff131c2.ssdwp.nl/wp-admin/admin-ajax.php?action=as_async_request_queue_runner&nonce=ced42cdb0b