Error message

• Notice: Undefined property: stdClass::$is_draft in webform_client_form() (line 2524 of /var/www/crm.only1properties.com/httpdocs/sites/all/modules/ess/webform/webform.module).
• Notice: Undefined property: stdClass::$is_draft in webform_client_form() (line 2618 of /var/www/crm.only1properties.com/httpdocs/sites/all/modules/ess/webform/webform.module).
• Strict warning: Only variables should be passed by reference in eval() (line 49 of /var/www/crm.only1properties.com/httpdocs/modules/php/php.module(80) : eval()'d code).