Some time ago i've tried to figure out if disabling the dga layer would have any bad effects, but the only relevant threads that i could gather mentioned that dga is only needed for high-frequency mouse stuff (which dosbox might not be). If you have any idea about it, we might consider just …

Can you pinpoint something that helps? Disabling the DGA mouse using that sdl env var? A workaround that helps in my situation is to launch dosbox (in Ubuntu linux) from a terminal console by typing first: export SDL_VIDEO_X11_DGAMOUSE=0 and then dosbox (FYI ...This does NOT work for me if I type …

wd wrote: Try the SDL_VIDEO_X11_DGAMOUSE env var (use google for some info about it). Thanks, this turned up a LOT of related information!

Oh and this happens in older strategy games and such as well, only instead of spinning, the mouse cursor will warp to one side or corner of the screen and seem stuck there for a moment or two. I have the exact same issue. Did you ever find a solution? Began happening to me when I upgraded my Ubuntu …

Oh and this happens in older strategy games and such as well, only instead of spinning, the mouse cursor will warp to one side or corner of the screen and seem stuck there for a moment or two. I have the exact same issue. Did you ever find a solution? Began happening to me when I upgraded my Ubuntu …

Sounds like a driver issue, maybe fiddle with the output= setting in dosbox.conf and try different graphics drivers/check the directx installation. Thanks for the response. I had already updated all my graphics drivers and directx to the latest versions, so I tried your second suggestion about the …

I noticed two strange intermittent behaviours running DOSbox 0.71 under Windows Vista. The first only seems to occur when I run DOSbox in fullscreen mode after the machine wakes up from a sleep state and even then not every time. What happens is that sometimes I get an error message from my monitor …