Проблема Ошибка 500. Макет не найден

Добрый день. При смене шаблона сайта произошла ошибка и теперь при открытии админки выдает


в error.log пишет:

ModSecurity: Warning. Match of "eq 0" against "MULTIPART_UNMATCHED_BOUNDARY" required. [file "/etc/httpd/conf.d/mod_security.conf"][line "87"][id "200003"][msg "Multipart parser detected a possible unmatched boundary."][uri "/administrator/index.php"][unique_id "VmFS4yWMwIUAAC4CGBcAAADK"]

/var/.../.htaccess: Invalid command 'internally', perhaps misspelled or defined by a module not included in the server configuration

/var/.../.htaccess: Invalid command 'Block', perhaps misspelled or defined by a module not included in the server configuration

Как можно исправить?