The cleaned form data is not of the exact form as outlined in Exercise #8. You must correct this problem and try again.
Hopefully the diagnostic message below will give you a hint as to the problem:

---

The chosen answers you submitted are not of the exact form #-#-#-#-#-#-#-# where # stands for a number, and the numbers are separated by dashes '-' . Your submitted answers must exactly match the format outlined in the book

---

back