in the webassist/plugins/gallery/addimages.php file, edit line 6:
if (!WA_Auth_RulePasses("Super Administrator")){
to:
if (!WA_Auth_RulePasses("Administrator")){
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.