Joomla 4/5 missing user Fields and Field Group - SOLVED

Issue: joomla 4/5 admin user > menu Fields And Field Group missing
Reason: User>Options > tab Integration > Edit Custom Fields YES/No

 

vmError: Empty slug product with id 20, entries exists fo language? en-GB - SOVLED

Description: joomla 4, virtumart 4.2.0 -> error  vmError: Empty slug product with id 20, entries exists fo language? en-GB
Solution:administrator\components\com_virtuemart\models\product.php quote line 1732-1737
Close code test slug

/*if(empty($product->slug)){
                    $msg = 'Empty slug product with id '.$product->virtuemart_product_id.', entries exists for language? '.VmConfig::$vmlangTag;
                    vmError($msg,$msg.' You may contact the administrator');
                } else {
                    vmError('Could not find product with id '.$product->virtuemart_product_id.', still existing?');
                }*/