Error message

• Notice: Undefined index: matched_header_info in boost_custom_expire_rules_exit() (line 62 of /home/freepress/web/freepress.org/public_html/sites/all/modules/boost_custom_expire_rules/boost_custom_expire_rules.module).
• Warning: touch(): Unable to create file cache/normal/freepress.org/departments/display/19/2004/996/index.html_ because No such file or directory in boost_custom_expire_rules_exit() (line 67 of /home/freepress/web/freepress.org/public_html/sites/all/modules/boost_custom_expire_rules/boost_custom_expire_rules.module).