I get this in the left box when I choose the Bulk Add / Predefined Choices option.
Warning: array_keys() [function.array-keys]: The first argument should be an array in /home/xxxx/public_html/wp-content/plugins/gravityforms/form_detail.php on line 956
Warning: Invalid argument supplied for foreach() in /home/xxxxxx/public_html/wp-content/plugins/gravityforms/form_detail.php on line 956