kubuntu-users Digest, Vol 47, Issue 77

Kevin Jones kjb.jones at embarqmail.com
Sun Dec 14 12:59:54 UTC 2008

> ------------------------------
> Message: 2
> Date: Sat, 13 Dec 2008 19:06:26 -0500
> From: "Kevin B. O'Brien" <nadreck at palain.com>
> Subject: Re: flickering screen
> To: Kubuntu Help and User Discussions <kubuntu-users at lists.ubuntu.com>
> Message-ID: <49444E02.6050402 at palain.com>
> Content-Type: text/plain; charset=ISO-8859-1; format=flowed
> Jim wrote:
> > Kevin B. O'Brien wrote:
> >> Embarq Customer wrote:
> >>> Dear All,
> >>> I have a flickering screen when I play back videos on both VLC and
> >>> Movie player. I have switched off the desktop effects following a
> >>> suggestion on this forum. (I can't remember who suggested it, but
> >>> thanks for the tip.) I downloaded Gnome last week to see if the problem
> >>> would occur in a different environment. The screen flickers at about
> >>> the same rate. Does anyone have any further ideas?
> >>> I use a nvidea ATI 1300 radeon graphics card, I would be willing to
> >>> pull it out if it will stop the flickering. Thanks in advance
> >>
> >> I have had the same problem. When I first installed Kubuntu 8.10 on a
> >> brand new machine, I had flickering on everything, but installing the
> >> Nvidia driver cleared that up. But then I started to have problems of
> >> flickering only on video playback.
> >>
> >> My first solution was to reboot, then I found that I only needed to log
> >> out and log back in.
> >>
> >> Today I discovered that closing Amarok cleared it up. I have no idea why
> >> that works. I got there by happenstance, in that I was watching Miro,
> >> then opened Amarok, and after listening to music for about an hour, went
> >> back to Miro and observed the flickering was back. Since I knew that the
> >> *only* thing I had done in between wathcing with no flickering and
> >> having the flickering come back was listen to music on Amarok, I closed
> >> Amarok, and the flickering went away.
> >>
> >> I don't know if this will help you, but this is what I have found so
> >> far.
> >>
> >> Regards,
> >
> > What can happen when a screen flickers the resolution is to high for the
> > monitor to take, set it at 1024x768
> > and see what happens
> Well, in my case I am pretty sure that is not the issue. I have four
> boxes sharing this monitor via a KVM switch. The others are running at
> 1280x1024 without any problem. So the monitor can handle it just fine.
> Since in my case the problem is with a new machine, it could be
> something about the video driver, or something about the software
> configuration.
> Regards,
> --
> Kevin B. O'Brien         TANSTAAFL
> nadreck at palain.com      Linux User #333216
> "Technology is a way of organizing the universe so that man doesn't have
> to experience it." -- Max Frisch

Thanks everyone!!!
turning amarok on and off and logging in and out   did nothing.
I think   I may     have to disconnect the video driver
Perhaps some one else  has an idea.

Thanks for the help

Kevin  Jones

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