Nextcloud Themes error

Hi Guys,

after my fresh installation of nextcloud i wanted to set up the theming via the app.
After saving and refreshing the page, my hole nextcloud website looks like this:

anyone know what happened?

Here is the output from the nextcloud logfile:

{“reqId”:“IwefTlHszdcgmSPP0iMM”,“level”:3,“time”:“2020-05-06T13:07:19+02:00”,“remoteAddr”:“172.x.x.31”,“user”:“User”,“app”:“PHP”,“method”:“GET”,“url”:"/apps/files/?dir=/",“message”:“Trying to access array offset on value of type null at /var/www/html/nextcloud/3rdparty/leafo/scssphp/src/Compiler.php#5230”,“userAgent”:“Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.129 Safari/537.36”,“version”:“18.0.4.2”}
{“reqId”:“IwefTlHszdcgmSPP0iMM”,“level”:3,“time”:“2020-05-06T13:07:19+02:00”,“remoteAddr”:“172.x.x.31”,“user”:“User”,“app”:“PHP”,“method”:“GET”,“url”:"/apps/files/?dir=/",“message”:“Trying to access array offset on value of type null at /var/www/html/nextcloud/3rdparty/leafo/scssphp/src/Compiler.php#5230”,“userAgent”:“Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.129 Safari/537.36”,“version”:“18.0.4.2”}
{“reqId”:“IwefTlHszdcgmSPP0iMM”,“level”:3,“time”:“2020-05-06T13:07:19+02:00”,“remoteAddr”:“172.x.x.31”,“user”:“User”,“app”:“PHP”,“method”:“GET”,“url”:"/apps/files/?dir=/",“message”:“Trying to access array offset on value of type null at /var/www/html/nextcloud/3rdparty/leafo/scssphp/src/Compiler.php#5230”,“userAgent”:“Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.129 Safari/537.36”,“version”:“18.0.4.2”}
{“reqId”:“IwefTlHszdcgmSPP0iMM”,“level”:3,“time”:“2020-05-06T13:07:19+02:00”,“remoteAddr”:“172.x.x.31”,“user”:“User”,“app”:“PHP”,“method”:“GET”,“url”:"/apps/files/?dir=/",“message”:“Trying to access array offset on value of type null at /var/www/html/nextcloud/3rdparty/leafo/scssphp/src/Compiler.php#5230”,“userAgent”:“Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.129 Safari/537.36”,“version”:“18.0.4.2”}
{“reqId”:“Ued7gzyX1FXBdcYQFbU7”,“level”:3,“time”:“2020-05-06T13:07:25+02:00”,“remoteAddr”:“172.x.x.203”,“user”:“User”,“app”:“PHP”,“method”:“GET”,“url”:"/css/spreed/ecfa-0718-merged-files.css?v=d41d8cd98f00b204e9800998ecf8427e-ecfa741d-18",“message”:“file_get_contents(/var/www/cache/appdata_occbscg0c9rj/css/spreed/ecfa-0718-merged-files.css.gzip): failed to open stream: No such file or directory at /var/www/html/nextcloud/lib/private/Files/Storage/Local.php#218”,“userAgent”:“Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.129 Safari/537.36”,“version”:“18.0.4.2”}

hope somebody knows what to do…

regards :slight_smile: