asp.net - The page must inherit from DelvingWare.AsyncControls.AsyncPage - 


using delvingware.asynccontrols;     public partial class buildcheck : system.web.ui.page         {        }

presently ,the above code , need inherit "delvingware.asynccontrols.asyncpage" class "buildcheck" , 1.here directly writing "system.web.ui.page,delvingware.asynccontrols.asyncpage "
2. got error ,and using " delvingware.asynccontrols.asyncpage" class got other error ,i want both class inherit "buildcheck" page ...can 1 me.

the error pretty clear.
controls using expect base class delvingware.asynccontrols.asyncpage

you cannot have 2 base classes in c#.


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