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

  ERROR - The program contains a %ELSE directive  that  is  not  matched
  with a %IF directive.  Make sure that each %ELSE is preceded by a %IF,
  and that each %IF contains no more than one %ELSE clause.