WCFM Error

Fatal error: Uncaught TypeError: filter_var(): Argument #3 ($options) must be of type array|int, string given in D:\xampp-portable-windows-x64-8.0.0-2-VS16\xampp\htdocs\getchits\wp-content\plugins\wc-frontend-manager-ultimate\core\class-wcfmu-vendor-chatbox.php:1285 Stack trace: #0 D:\xampp-portable-windows-x64-8.0.0-2-VS16\xampp\htdocs\getchits\wp-content\plugins\wc-frontend-manager-ultimate\core\class-wcfmu-vendor-chatbox.php(1285): filter_var(‘::1’, 275, ”) #1 D:\xampp-portable-windows-x64-8.0.0-2-VS16\xampp\htdocs\getchits\wp-content\plugins\wc-frontend-manager-ultimate\core\class-wcfmu-vendor-chatbox.php(1250): WCFMu_Vendor_Chatbox->fbc_validate_ip(‘::1’) #2 D:\xampp-portable-windows-x64-8.0.0-2-VS16\xampp\htdocs\getchits\wp-content\plugins\wc-frontend-manager-ultimate\core\class-wcfmu-vendor-chatbox.php(486): WCFMu_Vendor_Chatbox->fbc_get_ip_address() #3 D:\xampp-portable-windows-x64-8.0.0-2-VS16\xampp\htdocs\getchits\wp-includes\class-wp-hook.php(287): WCFMu_Vendor_Chatbox->fbc_user_init(”) #4 D:\xampp-portable-windows-x64-8.0.0-2-VS16\xampp\htdocs\getchits\wp-includes\class-wp-hook.php(311): WP_Hook->apply_filters(NULL, Array) #5 D:\xampp-portable-windows-x64-8.0.0-2-VS16\xampp\htdocs\getchits\wp-includes\plugin.php(484): WP_Hook->do_action(Array) #6 D:\xampp-portable-windows-x64-8.0.0-2-VS16\xampp\htdocs\getchits\wp-settings.php(557): do_action(‘init’) #7 D:\xampp-portable-windows-x64-8.0.0-2-VS16\xampp\htdocs\getchits\wp-config.php(90): require_once(‘D:\\xampp-portab…’) #8 D:\xampp-portable-windows-x64-8.0.0-2-VS16\xampp\htdocs\getchits\wp-load.php(37): require_once(‘D:\\xampp-portab…’) #9 D:\xampp-portable-windows-x64-8.0.0-2-VS16\xampp\htdocs\getchits\wp-blog-header.php(13): require_once(‘D:\\xampp-portab…’) #10 D:\xampp-portable-windows-x64-8.0.0-2-VS16\xampp\htdocs\getchits\index.php(17): require(‘D:\\xampp-portab…’) #11 {main} thrown in D:\xampp-portable-windows-x64-8.0.0-2-VS16\xampp\htdocs\getchits\wp-content\plugins\wc-frontend-manager-ultimate\core\class-wcfmu-vendor-chatbox.php on line 1285