Warning: Invalid argument supplied for foreach() thrown on greneric product page creation

Double warning thrown while creating Generic Product

warning: Invalid argument supplied for foreach() in /home/xxxxx/public_html/xxxxxx/includes/form.inc on line 1197
warning: Invalid argument supplied for foreach() in /home/xxxxx/public_html/xxxxxx/includes/form.inc on line 1197

Using ecommerce-6.x-4.0-rc1 and using current ec_roles module posted here: http://drupal.org/node/369391