lei por ahi, que en el mismo crital report hay ejemplos.. bueno use uno de ellos y me arroja lo siguiente:
Cita: The oPageEngine object was not created or is not in scope. Please check that the Viewer is referencing rptserver.asp in the correct virtual directory. It is also possible that the ReadRecords method failed. Ensure that you are logging on to the datasource correctly and have provided values for Parameter Fields.