message: ex9p working on non-periodic meshes.
diff: @@ -152,6 +152,7 @@ int main(int argc, char *argv[])
  // 3. Read the serial mesh from the given mesh file on all processors. We can
  // handle geometrically periodic meshes in this code.
  Mesh *mesh = new Mesh(mesh_file, 1, 1);
  + mesh->EnsureNodes();
  int dim = mesh->Dimension();
  // 4. Define the ODE solver used for time integration. Several explicit
  