data zlh;
  input cpi@@;
  date=intnx('month','1jan98'd,_n_-1);
  format date monyy.;
  cards;

run;

proc x12 data=zlh date=date;
 var cpi;
 transform function=auto;
 identify diff=(0,1) sdiff=(0,1);
run;

34   proc x12 data=zlh date=date;
35    var cpi;
NOTE: SCL source line.
36    transform function=auto;
                        ---------
                        22      200
ERROR 22-322: Syntax error, expecting one of the following: ;, POWER.
ERROR 200-322: The symbol is not recognized and will be ignored.
37    identify diff=(0,1) sdiff=(0,1);
38   run;

NOTE: The SAS System stopped processing this step because of errors.