Yassin,

> When I try to do an update I try to call the following
> oOSPCHECKBOOKSETUP.Entity.INTERID = Me.BvinField.Value
> oOSPCHECKBOOKSETUP.Entity.CHEKBKID = Me.CheckBookList.SelectedValue
> oOSPCHECKBOOKSETUP.Entity.MODIFIDT = Now.Date
> Dim save1 As OakLeaf.MM.Main.Business.mmSaveDataResult =
> oOSPCHECKBOOKSETUP.SaveEntity
>
> But it comes back with SaveCanceled.

The SaveEntity() method returns false if child business object's PreSaveProcessing() method returns false, or if there is no DataSet/DataTable associated with the business object. I recommend stepping through the debugger when you call SaveEntity() to see what's happening.

Best Regards,