oC samba cache problem 9.0.4 (and under)

Please help us by providing the following info. Before posting please also check the pinned "Known issues" threads and make sure that you're running the latest available version for your oC release: https://owncloud.org/changelog/

Steps to reproduce
1. set up external storage. in my case it is samba
2. use oC for several months
3. see no updates on web interface.

Expected behaviour
listing is up to date

Actual behaviour
changes are frozen for 7 months.

Server configuration
Operating system: ubuntu
Web server: nginx + php7.0-fpm
Database: mysql
PHP version: 7.0
ownCloud version (see ownCloud admin page): 9.0.4
Updated from an older ownCloud or fresh install: 9.0.2.2 (and some others)
ownCloud log (data/owncloud.log, see https://central.owncloud.org/t/how-to-find-webserver-or-oc-logfile-enable-php-logfile/808): no errors

Special configuration (external storage, external authentication, reverse proxy, server-side-encryption): extenal storage + ldap

Integrity status for oC9+

No errors have been found.

i fixed it by changin server from "localhost" to "127.0.0.2"
but, it is not clean solution :frowning: