The rows and colums of surveys are not displayed properly.
Does anybody has an idea what could lead to this display bug?
Greetings
Eric
Ubuntu 16.04.3 LTS (GNU/Linux 4.4.0-96-generic x86_64)Apache2 WebserverMySQL 5.7.20-0PHP 7.0.23-1Theme: Essential 3.3.1.0 (Build: 2017040304)