>>I think I understand that, but why does one Vartype() return 'U' while another gets Error?
>>
>>I have been using Vartype( oObject.cProperty ) whenever I knew that oObject existed, rather than Pemstatus(), and it works the way I think it should.
>
>You used it icorrectly. You shoud use TYPE() instead.

Are you saying I should never use Vartype() if there is a possibility that it will return 'U'?
If that's not what you're saying can you give me an example where it's used properly and returns 'U'?