https://bugs.kde.org/show_bug.cgi?id=366722
Bug ID: 366722 Summary: sddm fails to start after kernel upgrade Product: neon Version: unspecified Platform: Neon Packages OS: Linux Status: UNCONFIRMED Severity: crash Priority: NOR Component: general Assignee: neon-b...@kde.org Reporter: bernhard+...@scheirle.de CC: j...@jriddell.org, neon-b...@kde.org, sit...@kde.org After the kernel upgrade to version 4.4.0-34 sddm fails to start (black screen/frozen loading screen) See attached upgrade and sddm log Selecting an older kernel (4.4.0-31) in grup and sddm starts again. sddm log (probably most interesting lines): Aug 13 07:12:39 Blackbox sddm-greeter[2920]: QXcbIntegration: Cannot create platform OpenGL context, neither GLX nor EGL are enabled Aug 13 07:12:39 Blackbox sddm-greeter[2920]: Failed to create OpenGL context for format QSurfaceFormat(version 2.0, options QFlags(), depthBufferSize 24, redBufferSize -1, greenBufferSize -1, blueBufferSize -1, alphaBufferSize -1, stencilBufferSize 8, samples -1, swapBehavior 2, swapInterval 1, profile 0) The web recommends adding the sddm user to the video group. I'll try out if this works. Reproducible: Always Steps to Reproduce: 1. Boot with kernel 4.4.0-31 (maybe requires an nvidia card with proprietary drivers) Actual Results: Black screen. Somtimes the last image of the loading screen. Switching to tty1 works. Expected Results: A login screen. System: KDE Neon User Editon Nvidia Driver: 361.42 -- You are receiving this mail because: You are watching all bug changes.