(In reply to Aaron Puchert from comment #4) > > -Oct 02 08:31:04 Sonne boinc[9863]: 02-Oct-2023 08:31:04 [---] xss_idle() > > XOpenDisplay(:0) call > > Here you differ from the package though. Yes, of course. > XOpenDisplay is part of libX11, Yes. > and the packaged client no longer links with that since sr#626119 [1]. Thanks for this background information (from 2018-07-29). https://build.opensuse.org/request/show/626119 > The manager links with it, but that's a different program: It is interesting how the involved software dependencies were separated. > If you want to do the same for your build, It depends … > you have to either remove the package libXScrnSaver-devel, Would you like to refer to the name “libXss-devel” instead? Are there any reasons to keep this package occasionally installed because of other software development attempts? > or configure with --without-x. How do you think about further constraints for such a build configuration option? > Other than that, we can not help you if you don't describe the issue: It seems that you missed an opportunity to take a linked information source better into account. https://github.com/BOINC/boinc/issues/4048#issuecomment-1712562997 > My understanding is that XSS idle detection, > especially if it doesn't work, should not block, I observed special software behaviour. Can it be reproduced by any other interested system testers? > so it's probably just an unrelated warning. Would anybody like to point the source file out which contains the discussed message?