Exception
  The ApplicationBasePage could not be located.  Please rebuild project.

Source     : MicroFour StrataFrame Extensibility

Stack Trace:
   at MicroFour.StrataFrame.Extensibility.BusinessObjectNameTypeEditor.EditValue(ITypeDescriptorContext context, IServiceProvider provider, Object value)

But I have the the ApplicationBasePage and I did rebuilded the proyect. I also have another business object library with the BO in it and I referenced it.

I'm sending you the solution in case is usefull in any way.