Hi Kuroi,

As a total coincidence, the solution for my problem has just been posted on the Wishpot Wishlist Management support thread

Quote Originally Posted by amazeme View Post
yes - can confirm this problem. works ok in Firefox but IE prevents ability to add to cart.....BUT only if you have the wishpot code included anywhere BEFORE the attributes module code in tpl_product_info_display.php
I have just relocated the Wishpot code, and all appears to be working fine now.

So, it was nothing to do with Stock by Attributes :-)

Thanks for your help,
Sheila