invalid floating conversion

  Explanation:   The  float  conversion  result  is   either   ROP
  (Reserved   Operand),   NaN  (Not  a  Number),  or  the  closest
  equivalent.

  User  Action:   Make   sure   the   float   conversion   routine
  cosi_cvt_ftof  is  invoked  with  the  proper  range of floating
  value.