Hi, Those have always been there, and we should add the groups simply to avoid the noise. Would you like to submit a patch? LFS should have some more details about their individual configurations. -Michael > On 7 Jun 2020, at 13:28, Matthias Fischer wrote: > > Hi, > > after updating - yesterday - to Core 145 I just noticed some new kernel > messages today (in the middle of working): > > ... > 14:06:04 kernel: <27>udevd[502]: specified group 'input' unknown > 14:06:04 kernel: <27>udevd[502]: specified group 'render' unknown > 14:06:04 kernel: <27>udevd[502]: specified group 'kvm' unknown > ... > > Besides of this, the update was installed without any error messages - > no reboot required. > > The machine runs unobtrusively (Deepl translation!) - no visible problems. > > Hardware is a Duo Box, running Core 145 / x86_64. > > Only me - or can somone confirm? > > Best, > Matthias