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

  WARNING - The program contains a numeric  expression  whose  value  is
  outside  the  valid  range  for  floating-point  numbers.   Modify the
  expression so that its value is within the allowable range.