Group folder Missing icon


Nextcloud version : 18.0.2
Group Folders version : 6.0.6
Operating system and version : Debian 9
PHP version : 7.3.17

The issue you are facing:

I’m using Group folders on a shared non profit organisation deployment of Nextcloud
10/20 users using web interface only, no nextcloud client
Firefox, Safari, Chrome, Brave Browser used same bug:
No icon on group Folders displayed


Tried on a fresh new install with same version (Debian/nextcloud)
Same issue

I’ve the same issue.
Have you found a solution?