I think the problem is that you are useing 'a' as a variable and confusing VFP. VFP reserves a as a workarea.

If you do exactly the same code using, for example, oSheet instead of 'a', you should see the problem go away.

Alan

>I've created an object
>a= createobject('excel.sheet')
>When I tryed to reference a instance variable or a method:
>a.name= 'aaa'
>the system shows me a message: 'name' variable is not found