Janek Stolarek wrote: >> When you turn on the computer firefox works well, then you suspend and >> when you return from suspend firefox has the above mentioned symptoms. Is >> this correct? > Yes. The exact details are inthe bug report I linked earlier so I won't > repeat them here. > >> It could help if you would describe your configuration (hardware: board >> video card). I remember you mentioned somewhere else HDMI. > I've experienced this on several different machines and what they all have > in common are nvidia's proprietary drivers. These are known to do a poor > job with resuming from suspend. I just tested how Chromium video playback > behaves after waking from suspend and it has a similar problem. The > difference is that with Chromium only rendering of the page is broken and > refreshing it fixes the problem. With Firefox the whole browser window > disappears and there's no way to restore it. > So what does it have to do with Trinity? You mean if Trinity was on Wayland you wouldn't experience this? Can you try a desktop on Wayland and see if it has the issue? >> Another question: Do you know what is the difference between X11 and >> Wayland? > My layman's understanding is that Wayland replaces X11 but it's not a > drop-in replacement and requires that a window manager implements support > for it. And I understand XWayland acts as a X11 compatibility layer on top > of Wayland. That's basically my whole knowledge of Wayland. Yes, it was discussed once on the devs list AFAIR, but I do not know that someone tried Trinity with it.