Warning: include_once(/home/kalayefa/domains/kalayefani.com/public_html/wp-content/themes/IranAvada/includes/class-fusion-builder-migrate.php): failed to open stream: Permission denied in /home/kalayefa/domains/kalayefani.com/public_html/wp-content/themes/IranAvada/includes/class-avada-autoload.php on line 59

Warning: include_once(): Failed opening '/home/kalayefa/domains/kalayefani.com/public_html/wp-content/themes/IranAvada/includes/class-fusion-builder-migrate.php' for inclusion (include_path='.:/usr/local/php-7.4/lib/php') in /home/kalayefa/domains/kalayefani.com/public_html/wp-content/themes/IranAvada/includes/class-avada-autoload.php on line 59

Fatal error: Uncaught Error: Class 'Fusion_Builder_Migrate' not found in /home/kalayefa/domains/kalayefani.com/public_html/wp-content/themes/IranAvada/includes/upgrade/class-avada-upgrade-500.php:41
Stack trace:
#0 /home/kalayefa/domains/kalayefani.com/public_html/wp-content/themes/IranAvada/includes/upgrade/class-avada-upgrade-abstract.php(74): Avada_Upgrade_500->migration_process()
#1 /home/kalayefa/domains/kalayefani.com/public_html/wp-content/themes/IranAvada/includes/class-avada-upgrade.php(209): Avada_Upgrade_Abstract->__construct(true)
#2 /home/kalayefa/domains/kalayefani.com/public_html/wp-content/themes/IranAvada/includes/class-avada-upgrade.php(258): Avada_Upgrade->__construct()
#3 /home/kalayefa/domains/kalayefani.com/public_html/wp-content/themes/IranAvada/includes/bootstrap.php(133): Avada_Upgrade::get_instance()
#4 /home/kalayefa/domains/kalayefani.com/public_html/wp-content/themes/IranAvada/functions.php(51): require_once('/home/kalayefa/...')
#5 /home/kalayefa/domains/kalayefani.com/public_html/wp-settings in /home/kalayefa/domains/kalayefani.com/public_html/wp-content/themes/IranAvada/includes/upgrade/class-avada-upgrade-500.php on line 41

Fatal error: Uncaught Error: Class 'WC_Log_Levels' not found in /home/kalayefa/domains/kalayefani.com/public_html/wp-content/plugins/woocommerce/includes/class-wc-logger.php:236
Stack trace:
#0 /home/kalayefa/domains/kalayefani.com/public_html/wp-content/plugins/woocommerce/includes/class-woocommerce.php(359): WC_Logger->critical('Uncaught Error:...', Array)
#1 [internal function]: WooCommerce->log_errors()
#2 {main}
  thrown in /home/kalayefa/domains/kalayefani.com/public_html/wp-content/plugins/woocommerce/includes/class-wc-logger.php on line 236