I have two PCs I've installed LUbuntu 14.04 on. On one sound is fine and pulseaudio was installed during the OS installation. On the other pulseaudio is missing, and there is no sound at all, not from audio jack nor from HDMI.
sudo apt-get install pulseaudio I get this error:
Reading package lists... Done Building dependency tree Reading state information... Done Some packages could not be installed. This may mean that you have requested an impossible situation or if you are using the unstable distribution that some required packages have not yet been created or been moved out of Incoming. The following information may help to resolve the situation: The following packages have unmet dependencies: pulseaudio : Depends: libpulse0 (= 1:4.0-0ubuntu11) but 1:4.0-0ubuntu11.1 is to be installed Recommends: pulseaudio-module-x11 but it is not going to be installed Recommends: gstreamer0.10-pulseaudio but it is not going to be installed Recommends: rtkit but it is not going to be installed E: Unable to correct problems, you have held broken packages.