Ramon
>The construct "1||1" states that a child has ID 1 and its parent's ID is >also 1. You could isolate the child ID with $Piece(ID,"||",2), but >whether you actually want to do that depends on how do you intend to >open the object once the CSP form has been posted. If you have to open >the parent anyway, then you may just pass the full ID from the form, >then loop through the children until the matching ID is found (but I'm >sure someone else can think of a better way to do it :)) Not sure what you mean here set OBJID="1||2" set obj=##class(ChildClass).%OpenId(OBJID) ?? not an expert with CSP Bind but if you want to open another page for an instance of the child class I guess you do something like <a href="ChildPage.csp?OBJID=1||2">the child</a> peter
