set more off                               /* turn off paging           */
use /eds/datasets/sample-progs/data/test   /* bring in a stata dataset  */
describe                                   /* what's in it?             */

                                   /* check codings of status        */
                                   /* if assert fails, list problems */
                                   /* "capture" allows us to test    */
                                   /* the return code but not stop   */
capture assert status==1 | status==2       
if _rc==9 {                                
list id fname lname status if status > 2 | status == .
}                                          

set more on                                /* turn paging back on    */
clear                                      /* clear memory           */
exit                                       /* exit the program       */