<html><body><div style="color:#000; background-color:#fff; font-family:arial, helvetica, sans-serif;font-size:8pt">>From: walter harms <wharms@bfs.de> <div style="font-family: arial, helvetica, sans-serif; font-size: 8pt;"><div style="font-family: times new roman, new york, times, serif; font-size: 12pt;"><div dir="ltr"> >To: xorg@lists.x.org >Sent: Sunday, August 25, 2013 4:50 PM >Subject: Re: screen (intel igp) goes black after logout when using xauth </div> <div class="y_msg_container">> >Hi, >i still have no idea. >But perhaps you can reduced your Programm to make the xauth stuff only >to get an idea if that has anything to do with the problem. > >(I assume that only your programm is causing the problem, others work fine). > >re. > wh > >Am 25.08.2013 07:50, schrieb <a ymailto="mailto:StompDagger1@yahoo.com" href="mailto:StompDagger1@yahoo.com">StompDagger1@yahoo.com</a>: >>> From: "<a ymailto="mailto:StompDagger1@yahoo.com" href="mailto:StompDagger1@yahoo.com">StompDagger1@yahoo.com</a>" <<a ymailto="mailto:stompdagger1@yahoo.com" href="mailto:stompdagger1@yahoo.com">stompdagger1@yahoo.com</a>> >> >>> To: "<a ymailto="mailto:xorg@lists.freedesktop.org" href="mailto:xorg@lists.freedesktop.org">xorg@lists.freedesktop.org</a>" <<a ymailto="mailto:xorg@lists.freedesktop.org" href="mailto:xorg@lists.freedesktop.org">xorg@lists.freedesktop.org</a>> >>> Sent: Sunday, August 18, 2013 10:01 AM >>> Subject: screen (intel igp) goes black after logout when using xauth >> >> >> >>> Hello, >> >>> I have the following scenario: >> >> * a framework that runs a gui program. >> >> * group a that all the included users can use that framework >>> in an essence, user x from group a can execute program a1. program a1 >> uses sudo to run another program as user a_x which runs a gui program. >>> as the executing user isn't user a_x, I need to use xauth to extract the >> session's X cookie to be able to connect to the X session, after the >> program is done, I remove the X session from the >X cookie using xauth. >> >>> this works well when I start the program but when I shut it down and logout, the screen stays black. >> >>> this started when I replaced the previous card (ati, worked without problems) with the intel igp. >> >>> any ideas? the logs doesn't show any error. >> >>> I'm using kernel 3.10.7 with mesa from git, inter driver version 2.21.14 on a i7-2600 with 16 gb of ram. >> >>> thanks for the help. >> >> no one have an idea in the matter? >> greetings, thanks for the input, will try it. something popped into mind. I use a hdmi to dvi cable, can that be the issue? e.g. there is some feedback that is needed when connecting to hdmi that dvi doesn't supports? </div> </div> </div> </div></body></html>