VMS Help FORTRAN, Error Messages, Compilation Errors, STRDEPTH  *Conan The Librarian (sorry for the slow response - running on an old VAX)

  SEVERITY:  F

  MESSAGE TEXT:  STRUCTUREs/UNIONs/MAPs nested too deeply

  EXPLANATION:  The combined nesting level limit for structures,
  unions, and maps is 20 levels.