>Even though the checkbox is displayed already, you have to set it visible.
>Every objects created with CREATEOBJECT or ADDOBJECT are by default .visible = .f., regardless of what the class definition says. The grid displays such controls nevertheless, but they behave as if ReadOnly or disabled, because they are invisible...
>
>Bye, Olaf.
Thank you very much for your help. The .visible = .f. solved my problem.
"The creative process is nothing but a series of crises." Isaac Bashevis Singer
"My experience is that as soon as people are old enough to know better, they don't know anything at all." Oscar Wilde
"If a nation values anything more than freedom, it will lose its freedom; and the irony of it is that if it is comfort or money that it values more, it will lose that too." W.Somerset Maugham