Ok, i see whats going on
the date conversion wasn't actually needed. it was converting an empty value to:
which was passing the validation.
i removed the date conversion which fixed the issue.
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.