VMS Help FORTRAN, Error Messages, Compilation Errors, EXTCOMPARNAM  *Conan The Librarian (sorry for the slow response - running on an old VAX)

  SEVERITY:  I

  MESSAGE TEXT:  Extension to FORTRAN-77:  COMMON block has same name
  as PARAMETER constant

  EXPLANATION:  A COMMON blocks was declared to have the same name as
  a PARAMETER constant, a PARAMETER constant was declared to have the
  same name as a previously declared COMMON block.