[Samba] Samba Invalid user not working

[updatemyself .]

thanks a lot for ur support.. but its not working
 i tried... with out space and
only one user...

as following

[vol3]
        path = /vol08_800
        invalid users = 16778634
        valid users = @16777729
        read only = No
        create mask = 0644
        security mask = 0755
        directory mask = 0775
        inherit permissions = Yes
        inherit acls = Yes
        inherit owner = Yes
        vfs objects = audit, recycle
        recycle:versions = Yes
        recycle:touch = Yes
        recycle:keeptree = Yes
        recycle:exclude = *.tmp,*.temp
        recycle:repository = /home/.Trash/%m-%U-%d

even then.. that user can access the share..

thank you in advance
jerrynikky