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

  FATAL - The offset of a field within a BASIC RECORD differs  from  the
  offset specified by the CDD/Repository for that record.  Please submit
  a software problem report with the source code of a small program that
  produces this error.