Thumnails & images not showing in WPG2 plugin

hi i tried to post the support/request on https://gallery.menalto.com forum for help but there is no response even after 5 days of my post so i thought to post problem here for help,

i m using WPG2 (3.0.7) plugin with wordpress 2.6.3

My Gallery2 Location: https://domain.com/gallery2/

My WordPress Locatio: https://domain.com (root folder of domain)

WPG2 Path Settings:
https://img526.imageshack.us/img526/2438/wpg2pathkj0.jpg

now the problem is gallery is working fine on this location https://domain.com/gallery2/

but its not showing images on my wordpress