Jose,

I have a component created from the designer. I make another component and change the inherits line from the base class to my parent class. I get the below message after I have saved the subclass and try to open it again in the designer.

Thanks

Rex

>>I am not trying to drop a component on a document. I am trying to create a subclass in the component designer.
>>
>>So you are saying that you cannot maintain a component, in the designer, subclassed from an abstract class???
>>
>
>Rex:
>Now I've lost you. What exactly are you doing? when you say:
>"I have an abstract component base class I want to subclass. When I attempt to open the subclass..."
>
>In particular, what do you mean by "open the subclass"
>
>Are you building -in code- a new designer? (directly or indirectly derived from System.ComponentModel.Design.ComponentDesigner)
>Or you are building a custom control?
>
>Regards
>Jose.