Create an instance of the GET_DATA Data Vector class for form only.
arglist = makelist();
rc = setnitemn(arglist, 1,
              'NOTABLEE');
classid = loadclass('sashelp.fsp.
                     gddvec');
call send(classid, '_new', gddvecid,
          arglist);
call send(gddvecid, '_setNumberOfColumns',
          1);
call send(gddvecid, '_setIndex', 1);