Fatal error: Uncaught Error: Call to undefined function WC() in /homepages/12/d722042400/htdocs/app753825294/wp-content/plugins/wc-multivendor-membership/core/class-wcfmvm.php:302 Stack trace: #0 /homepages/12/d722042400/htdocs/app753825294/wp-includes/class-wp-hook.php(308): WCFMvm->run_wcfmvm_installer('') #1 /homepages/12/d722042400/htdocs/app753825294/wp-includes/class-wp-hook.php(332): WP_Hook->apply_filters(NULL, Array) #2 /homepages/12/d722042400/htdocs/app753825294/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #3 /homepages/12/d722042400/htdocs/app753825294/wp-settings.php(617): do_action('init') #4 /homepages/12/d722042400/htdocs/app753825294/wp-config.php(156): require_once('/homepages/12/d...') #5 /homepages/12/d722042400/htdocs/app753825294/wp-load.php(50): require_once('/homepages/12/d...') #6 /homepages/12/d722042400/htdocs/app753825294/wp-blog-header.php(13): require_once('/homepages/12/d...') #7 /homepages/12/d722042400/htdocs/app753825294/index.php(17): require('/homepages/12/d...') #8 {main} t in /homepages/12/d722042400/htdocs/app753825294/wp-content/plugins/wc-multivendor-membership/core/class-wcfmvm.php on line 302