The post above was with the nvidia driver What i did then, i changed the nvidia driver to the nv driver in kubuntu by default here is what i obtain from xsession.errors
Xsession: X session started for romaric at lundi 3 mars 2008, 21:09:48 (UTC+0100) startkde: Starting up... startkde: kpersonalizer not found! Please install to properly configure your user. kbuildsycoca running... X Error: BadWindow (invalid Window parameter) 3 Major opcode: 2 Minor opcode: 0 Resource id: 0x1a00059 X Error: BadWindow (invalid Window parameter) 3 Major opcode: 20 Minor opcode: 0 Resource id: 0x1a00059 X Error: BadWindow (invalid Window parameter) 3 Major opcode: 20 Minor opcode: 0 Resource id: 0x1a00059 X Error: BadWindow (invalid Window parameter) 3 Major opcode: 20 Minor opcode: 0 Resource id: 0x1a00059 X Error: BadWindow (invalid Window parameter) 3 Major opcode: 20 Minor opcode: 0 Resource id: 0x1a00059 X Error: BadWindow (invalid Window parameter) 3 Major opcode: 20 Minor opcode: 0 Resource id: 0x1a00059 X Error: BadWindow (invalid Window parameter) 3 Major opcode: 20 Minor opcode: 0 Resource id: 0x1a00059 X Error: BadWindow (invalid Window parameter) 3 Major opcode: 15 Minor opcode: 0 Resource id: 0x1a00059 X Error: BadWindow (invalid Window parameter) 3 Major opcode: 20 Minor opcode: 0 Resource id: 0x1a00059 X Error: BadWindow (invalid Window parameter) 3 Major opcode: 2 Minor opcode: 0 Resource id: 0x1a00059 X Error: BadWindow (invalid Window parameter) 3 Major opcode: 18 Minor opcode: 0 Resource id: 0xe0004e X Error: BadWindow (invalid Window parameter) 3 Major opcode: 2 Minor opcode: 0 Resource id: 0xe0004e X Error: BadWindow (invalid Window parameter) 3 Major opcode: 25 Minor opcode: 0 Resource id: 0xe0004e kbuildsycoca running... Reusing existing ksycoca Ignored duplicate item: Konsole Ignored duplicate item: Surveillance du syst�me Ignored duplicate item: TransGaming Cedega Ignored duplicate item: Konqueror Ignored duplicate item: Kontact Ignored duplicate item: Assistant KDE de travail collaboratif Ignored duplicate item: Gestionnaire de mises � jour Ignored duplicate item: KArm Ignored duplicate item: Assistant KDE de travail collaboratif Ignored duplicate item: KNotes Ignored duplicate item: Strigi kdecore (KProcess): WARNING: _attachPty() 15 Could not find 'restricted-manager-kde' executable. kdecore (KAction): WARNING: KAction::insertKAccel( kaccel = 0x80dec40 ): KAccel object already contains an action name "file_quit" kdecore (KAction): WARNING: KAction::insertKAccel( kaccel = 0x80dec40 ): KAccel object already contains an action name "file_quit" No battery found. This is not a laptop, quitting ... i don't see anything weird in xorg.log or syslog -- kde4 crashes on splash screen https://bugs.launchpad.net/bugs/197879 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs