I followed the lesson (Advance 307).
Now I managed to create the cascade combo, but the after update seems not working.

I need to Refresh it or Save it in order to have the data changed in second combo box.

I tried the same method to create after update in Advance 303.

---

Reply from Richard Rost:

Without seeing your database, it's impossible for me to tell you what's wrong. Did you follow the steps EXACTLY as in the video? Check all your spelling.