/sys$common/syshlp/helplib.hlb FORTRAN, Error Messages, Compilation Errors, IMPMULTYP  *Conan The Librarian (sorry for the slow response - running on an old VAX)

  SEVERITY:  E

  MESSAGE TEXT:  Letter mentioned twice in IMPLICIT statement, last
  type used

  EXPLANATION:  A letter was given an implicit data type more than
  once.  The last data type given is used.