Library /sys$common/syshlp/basichelp.hlb Compile time errors, ILLLINNUM  *Conan The Librarian (sorry for the slow response - running on an old VAX)

  ERROR - A CHAIN with LINE statement specifies an invalid line  number.
  Either  the  number  is outside the valid range or a string expression
  follows the LINE keyword.  Supply a line number between 1  and  32767,
  inclusive.