Fatal error: Uncaught Error: Call to undefined function wcfm_is_vendor() in /var/www/u1514383/data/www/stolmastera.com/wp-content/plugins/wc-multivendor-membership/core/class-wcfmvm.php:187 Stack trace: #0 /var/www/u1514383/data/www/stolmastera.com/wp-includes/class-wp-hook.php(303): WCFMvm->wcfmvm_init_after_wp(Object(WP)) #1 /var/www/u1514383/data/www/stolmastera.com/wp-includes/class-wp-hook.php(327): WP_Hook->apply_filters(NULL, Array) #2 /var/www/u1514383/data/www/stolmastera.com/wp-includes/plugin.php(518): WP_Hook->do_action(Array) #3 /var/www/u1514383/data/www/stolmastera.com/wp-includes/class-wp.php(763): do_action_ref_array('wp', Array) #4 /var/www/u1514383/data/www/stolmastera.com/wp-includes/functions.php(1291): WP->main('') #5 /var/www/u1514383/data/www/stolmastera.com/wp-blog-header.php(16): wp() #6 /var/www/u1514383/data/www/stolmastera.com/index.php(17): require('/var/www/u15143...') #7 {main} thrown in /var/www/u1514383/data/www/stolmastera.com/wp-content/plugins/wc-multivendor-membership/core/class-wcfmvm.php on line 187