Warning: include(/home/plusshee/domains/plussheed.ir/public_html/wp-content/plugins/flexible-checkout-fields/vendor/composer/../../src/Settings/Migrations/Migration320.php): failed to open stream: Permission denied in /home/plusshee/domains/plussheed.ir/public_html/wp-content/plugins/flexible-checkout-fields/vendor/composer/ClassLoader.php on line 582

Warning: include(): Failed opening '/home/plusshee/domains/plussheed.ir/public_html/wp-content/plugins/flexible-checkout-fields/vendor/composer/../../src/Settings/Migrations/Migration320.php' for inclusion (include_path='.:/usr/local/php-7.4/lib/php') in /home/plusshee/domains/plussheed.ir/public_html/wp-content/plugins/flexible-checkout-fields/vendor/composer/ClassLoader.php on line 582

Fatal error: Uncaught Error: Class 'WPDesk\FCF\Free\Settings\Migrations\Migration320' not found in /home/plusshee/domains/plussheed.ir/public_html/wp-content/plugins/flexible-checkout-fields/src/Settings/MigrationsManager.php:30
Stack trace:
#0 /home/plusshee/domains/plussheed.ir/public_html/wp-content/plugins/flexible-checkout-fields/src/Plugin.php(89): WPDesk\FCF\Free\Settings\MigrationsManager->__construct('4.1.23')
#1 /home/plusshee/domains/plussheed.ir/public_html/wp-content/plugins/flexible-checkout-fields/classes/plugin.php(108): WPDesk\FCF\Free\Plugin->init()
#2 /home/plusshee/domains/plussheed.ir/public_html/wp-content/plugins/flexible-checkout-fields/vendor_prefixed/wpdesk/wp-plugin-flow-common/src/Initialization/BuilderTrait.php(66): Flexible_Checkout_Fields_Plugin->init()
#3 /home/plusshee/domains/plussheed.ir/public_html/wp-content/plugins/flexible-checkout-fields/vendor_prefixed/wpdesk/wp-plugin-flow-common/src/Initialization/Simple/SimpleFreeStrategy.php(51): FcfVendor\WPDesk\Plugin\Flow\Initialization\Simp in /home/plusshee/domains/plussheed.ir/public_html/wp-content/plugins/flexible-checkout-fields/src/Settings/MigrationsManager.php on line 30

Fatal error: Uncaught Error: Class 'WC_Log_Levels' not found in /home/plusshee/domains/plussheed.ir/public_html/wp-content/plugins/woocommerce/includes/class-wc-logger.php:236
Stack trace:
#0 /home/plusshee/domains/plussheed.ir/public_html/wp-content/plugins/woocommerce/includes/class-woocommerce.php(422): WC_Logger->critical('Uncaught Error:...', Array)
#1 [internal function]: WooCommerce->log_errors()
#2 {main}
  thrown in /home/plusshee/domains/plussheed.ir/public_html/wp-content/plugins/woocommerce/includes/class-wc-logger.php on line 236