Fatal error: Uncaught Error: Call to undefined function wcfm_is_vendor() in /home/radiobip/public_html/wp-content/plugins/wc-multivendor-membership/core/class-wcfmvm.php:172 Stack trace: #0 /home/radiobip/public_html/wp-includes/class-wp-hook.php(286): WCFMvm->wcfmvm_init_after_wp(Object(WP)) #1 /home/radiobip/public_html/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters(NULL, Array) #2 /home/radiobip/public_html/wp-includes/plugin.php(531): WP_Hook->do_action(Array) #3 /home/radiobip/public_html/wp-includes/class-wp.php(750): do_action_ref_array('wp', Array) #4 /home/radiobip/public_html/wp-includes/functions.php(1105): WP->main('') #5 /home/radiobip/public_html/wp-blog-header.php(16): wp() #6 /home/radiobip/public_html/index.php(17): require('/home/radiobip/...') #7 {main} thrown in /home/radiobip/public_html/wp-content/plugins/wc-multivendor-membership/core/class-wcfmvm.php on line 172