Take the 2-minute tour ×  I moved a typed dataset from one
project to an ASP Web Application project. I put the typed
dataset into one of the existing directories as it was in the
App_Code directory of the previous site but don't see the option
to create that asp.net folder in this project.  Now, when I try
to instantiate the typed dataset, the compiler says 'The type or
namespace name '' could not be found (are you missing a using
directive or an assembly reference?)'.   share|improve this
question add comment  4 Answers  up vote 4 down vote accepted
You may need to re-gen the DataSet. When you move the .xsd,
you've only moved the xml layout of the DataSet.  Delete any
generated code file, open the xsd, move something, and then save
it. The save operation calls the generator. Or you can right-
click on the .xsd file and call the generator directly.
share|improve this answer Just to clarify - this does work. You
can expand the XSD in the Solution Explorer, and simply delete
the Designer.vb file. Then open yo