Library /sys$common/syshlp/dtm$dw_helplib.hlb mu, v_mu, v_upm  *Conan The Librarian (sorry for the slow response - running on an old VAX)

  Choose the Update menu item to obtain the latest
  generation of the view structure.

  Digital Test Manager automatically updates a view when
  you collapse and then expand a view. However, Digital
  Test Manager does not automatically update a view to
  reflect changes made to the library database.