Since you have a repeat region with separate update forms inside of it, you need to reset the counter for each and you also need to move the form inside of the repeat region. I've made those updates and it appears to be working properly now.
Your friends over here at WebAssist! These Dreamweaver extensions will assist you in building unlimited, custom websites.
These out-of-the-box solutions provide you proven, tested applications that can be up and running now. Build a store, a gallery, or a web-based email solution.