david walcroft wrote: > Hi, > I've had problems with KDE and Alsa sound for some time now,it's > always this error: > > Sound server informational message: > Error while initializing the sound driver: > device: default can't be opened for capture (Invalid argument) > The sound server will continue, using the null output device. > > All other third party programmes use Alsa but not KDE and I'm a little > stumped,can someone help please. Some recent KDE versions had a known bug. The autodetect didn't work for the sound system. The workaround for this is simple: In the Control Center: Sound & Multimedia -> Sound System. On the Hardware tab: "Select the audio device". Set this to "Advanced Linux Sound Architecture". -- JRT ___________________________________________________ . Account management: https://mail.kde.org/mailman/listinfo/kde. Archives: http://lists.kde.org/. More info: http://www.kde.org/faq.html.