10 X$=SYS(CHR$(7)):R$=LEFT(X$,7):L$+RIGHT(X$,8) 20PRINT L$ 30PRINT"AN UNEXPECTED ERROR HAS OCCURRED PLEASE SAVE" 40PRINT"THE OUTPUT AND CONTACT THE PERSON RESPONSIBLE" 50 PRINT"FOR THE CADF SYSTEM." 60PRINT 70 CHAIN"CADA" 75PRINT"TYPE 1 WHEN YOU WISH TO CONTINUE." 78 INPUT I 80END