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Silverlight 3 has it's own Attribute based validation framework and UI controls to show the broken rules. http://silverlight.net/samples/sl3/toolkitcontrolsamples/run/default.html Is there a way to use CSLA rules with the new validations controls?

I get the error "Value cannot be null" a lot when I am using objectfactory with the dataprovider. I can get the objects when calling object.getXXX that works. I also have a problem when i bind the cancel,save,delete buttons. The save and cancel button is enabled when there has been no changes. I am using Rolodex and the RemotePortalWithObjectFactory

Thanks for answering so fast. I always like the way you are answering questions. They are not just hints but always point you to a solution. The solution is not always what you want but it gets the job done. Hope that you soon have some time to write more about SL.

Is it possible to use SL and object factor without PropertyInfo? If it's possible then what am I loosing if I use normal property gets/set and backing fields like old CSLA 2. Why am I asking this? because I would like to try to use my NH classes as CSLA classes. I can do that if I use partial classes. In SL I can use a partial class that inherit from