I can't logout in Chrome from my admin acount

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. go to my owncloud website.
2. Select "Logout" under the account menu
3. Doesn't log out.

Expected behaviour
Tell us what should happen

I expect it to bring me to a login page where I can access a different account

Actual behaviour
Tell us what happens instead

It goes t othe "Files" page.

Server configuration
Operating system: Ubuntu
Web server: Apache
Database: Not sure.
PHP version: not sure
ownCloud version (see ownCloud admin page): latest
Updated from an older ownCloud or fresh install:
Special configuration (external storage, external authentication, reverse proxy, server-side-encryption):

ownCloud log (data/owncloud.log)

Please paste possible errors in the following code block, see https://central.owncloud.org/t/how-to-find-webserver-or-oc-logfile-enable-php-logfile/808 for more info

Integrity status for oC9+

Login as admin user into your ownCloud and access
http://example.com/index.php/settings/integrity/failed
paste the results here.

Can you set in your owncloud folder /config / config.php
- the session lifetime to smaller number and check if it works for you.