>>>>>>Hi,
>>>>>>
>>>>>>What can cause the above error when setting a property of an object?
>>>>>>
>>>>>>I have a class derived from 'Container' with a property named 'IsValid' with an access method that simply returns T.
>>>>>>A second class is derived from this which overrides the IsValid_Access by returning 'This.IsValid'
>>>>>>
>>>>>>In the InteractiveChange of a textbox in the class I have:
>>>>>>
>>>>>
>>>>>Check Hidden/protected attribute
>>>>>

>>>>>
>>>>>? PEMSTATUS(THIS.Parent,"IsValid",2)

Returns F - everything is public :-{
>>>
>>>Rename the IsValid_Access to IsValid_Access_, then try again.
>>
>>Thank you ! That worked (once I'd put the sub-classed code into the renamed method)
>>So are you going to tell me why it worked (i.e. what was wrong before) :-}
>>
>>Regards,
>>Viv
>>
>
>Hard to say something without having the code in my hands.
>
>Post IsValid_Access code ...
Pretty minimal. Just:

IF !THIS.IsValid
  ?? CHR(7)
  THIS.Label2.VISIBLE = .T.
ENDIF
RETURN THIS.IsValid

Regards,
Viv