bugfix create customfields

zimbraSingle.php

@@ -110,9 +110,6 @@ function zimbraSingleCreateCustomFields($packageconfigoption)
             "debug",
             $customFieldIDs
         );
-        Capsule::table('tblcustomfields')
-            ->where('relid', '=', $productID)
-            ->delete();
         Capsule::table('tblcustomfields')
         ->updateOrInsert(
             array(