Administración Instancia Google Cloud de ecommerce

Problemas de permisos en el directorio y algunos errores.

[Thu Jul 18 08:44:53.789559 2019] [access_compat:error] [pid 29829:tid 139864125073152] [client 46.222.219.246:5297] AH01797: client denied by server configuration: /opt/bitnami/apps/prestashop/htdocs/upload/stthemeeditor/1/site.webmanifest, referer: https://www.domain.com/
[Thu Jul 18 09:04:53.113566 2019] [access_compat:error] [pid 29829:tid 139864192214784] [client 46.222.219.246:5106] AH01797: client denied by server configuration: /opt/bitnami/apps/prestashop/htdocs/upload/steasycontent, referer: https://www.domain.com/
[Thu Jul 18 09:04:55.210927 2019] [access_compat:error] [pid 29829:tid 139864041146112] [client 46.222.219.246:5122] AH01797: client denied by server configuration: /opt/bitnami/apps/prestashop/htdocs/upload/stthemeeditor/1/site.webmanifest, referer: https://www.domain.com/
En Prestashop, aunque cambie los permisos de la carpeta a 775 sigue dando errores.
Warning: file_put_contents(/opt/bitnami/apps/prestashop/htdocs/config/themes/panda/shop1.json): failed to open stream: Permission denied