Package: xserver-xorg-video-intel Version: 2.99.9178th Generation Intel Core processors with HD Graphics - Coffee Lake not supportet
https://ark.intel.com/content/www/us/en/ark/products/135935/intel-core-i5-8259u-processor-6m-cache-up-to-3-80-ghz.html Please upgrade to https://01.org/linuxgraphics/downloads/2018q1-intel-graphics-stack-recipe Mit freundlichen Grüßen Carsten Burkhardt