/sys$common/syshlp/helplib.hlb CONVERT, file, Qualifiers, /EXCEPTIONS_FILE  *Conan The Librarian (sorry for the slow response - running on an old VAX)

    Specifies whether an exceptions file (file type .EXC) is to be
    generated during the conversion.

    Format

      /EXCEPTIONS_FILE  [=filespec]

      /NOEXCEPTIONS_FILE  (DEFAULT)

    Specifies the file in which the exception records are returned.
    If you specify /EXCEPTIONS_FILE but omit the filespec parameter,
    the exception records are displayed on the SYS$OUTPUT device.