title: EF Database first how to update model for database changes?
body: <p>In a class library <code>Ado.net Entity Data Model</code> is has generated POCO classes. These were generated fine for the first time. But database changes are not being reflected. In <code>edmx</code> diagram right clicking and choosing <code>Update Model from Database</code> show newly created table but it do not add table even after selecting it to add.</p>
  
  <p>I tried running .tt (by right click and Run custom tool) but even it did not regenerated the Poco classes as per latest DB changes.</p>
  
  <p>Help please</p>