[01.org Celadon] Unable to boot into launcher on stable branch using 4K monitor + custom build

Hello everybody, I have checked out the latest stable branch ww201913.xml . When I connect my NUC6CAYH (APL) to an 4K Display (resolution 3840x2160) I am unable to boot into the launcher. The NUC hangs in android boot screen. What can I do ? Please find logs below : logcat https://pastebin.com/d8eGtPha <https://pastebin.com/d8eGtPha> dumpsys https://pastebin.com/UjrxC5PW <https://pastebin.com/UjrxC5PW> bugreport https://drive.google.com/open?id=1oy9uQqqMpG_95Vsm4sUpH6pRjqnscPhN <https://drive.google.com/open?id=1oy9uQqqMpG_95Vsm4sUpH6pRjqnscPhN> I am running the latest BIOS on my NUC and the os was compiled using : source build/envsetup.sh lunch celadon-userdebug make SPARSE_IMG=true flashfiles -j4 Best regards, Dominik Louven