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

  ERROR - The program specifies an invalid argument  passing  mechanism,
  for  example, passing strings or arrays BY VALUE, or passing an entire
  virtual  array.   Check  all  elements  for  proper  parameter-passing
  mechanism.