On 10/10/2010 03:22 PM, Baowei Liu wrote: > I'm not sure if this is a Nvidia drivers or SL issue. But I hope I can > find some help here.... I installed x86_64 SL5.4 and updated to SL5.5 on a > Lenovo Thinkstation D20. I tried different versions of graphic drivers > including the latest driver I can find on nvidia website for my Nvidia > Quadro NVS 290 video card. i am lucky in that i do not have an nvidia video card and from what i have seen of problems, i will stay away from them. from what i have seen on fedora support list, there is a consistent problem with nvidia video cards and nvidia drivers. it is getting better, but still not cured. among suggestions that have worked are; boot level 3, start desktop with 'startx'. remove and reinstall 'nvidia' driver. use 'nouveau' drivers. +++ a google advanced linux search: http://www.google.com/advanced_search?hl=en&output=linux&restrict=linux&num=100 for; 1] nvidia "Quadro+NVS+290" http://www.google.com/search?q=nvidia+%22Quadro%2BNVS%2B290%22&hl=en&num=100&lr=&ft=i&cr=&safe=images&btnmeta%3Dsearch%3Dlinux= returns 6,410 hits. 2] nvidia "Quadro+NVS+290" +fixed http://www.google.com/search?num=100&hl=en&lr=&site=linux&restrict=linux&output=linux&q=nvidia+%22Quadro%2BNVS%2B290%22+%2Bfixed&btnG=Search returns 15 hits. 3] nvidia "Quadro+NVS+290" +solved http://www.google.com/search?num=100&hl=en&lr=&site=linux&restrict=linux&output=linux&q=nvidia+%22Quadro%2BNVS%2B290%22+%2Bsolved&btnG=Search returns 37 hits. +++ i did not check any of the hits to see what problems where, but it does show that there is hope. hth. -- peace out. tc,hago. g . **** in a free world without fences, who needs gates. ** help microsoft stamp out piracy - give linux to a friend today. ** to mess up a linux box, you need to work at it. to mess up an ms windows box, you just need to *look* at it. ** learn linux: 'Rute User's Tutorial and Exposition' http://rute.2038bug.com/index.html 'The Linux Documentation Project' http://www.tldp.org/ 'LDP HOWTO-index' http://www.tldp.org/HOWTO/HOWTO-INDEX/index.html 'HowtoForge' http://howtoforge.com/ ****