Audacious won't play CD's
I have installed Audacious but whenever I try and play a CD the following message appears.
audacious
ERROR plugin-load.cc:72 [plugin_load]: /usr/lib/audacious/Transport/neon.so could not be loaded: libneon.so.27: cannot open shared object file: No such file or directory
ERROR plugin-load.cc:72 [plugin_load]: /usr/lib/audacious/Transport/mms.so could not be loaded: libmms.so.0: cannot open shared object file: No such file or directory
ERROR plugin-load.cc:72 [plugin_load]: /usr/lib/audacious/Container/cue.so could not be loaded: libcue.so.2: cannot open shared object file: No such file or directory
ERROR plugin-load.cc:72 [plugin_load]: /usr/lib/audacious/Input/sid.so could not be loaded: libsidplayfp.so.4: cannot open shared object file: No such file or directory
ERROR plugin-load.cc:72 [plugin_load]: /usr/lib/audacious/Input/amidi-plug.so could not be loaded: libfluidsynth.so.1: cannot open shared object file: No such file or directory
ERROR config.cc:238 [guess_element]: No suitable mixer element found.
Checking /dev/cdrom for cdrom...
CDROM sensed: HL-DT-ST DVDRAM GHC0N 1.00 SCSI CD-ROM
Verifying drive can read CDDA...
Expected command set reads OK.
ALSA lib pcm_dmix.c:1099:(snd_pcm_dmix_open) unable to open slave
ALSA lib pcm_dmix.c:1099:(snd_pcm_dmix_open) unable to open slave
ALSA lib pcm_dmix.c:1099:(snd_pcm_dmix_open) unable to open slave
ERROR util.cc:269 [audgui_simple_message]: ALSA error: snd_pcm_open failed: Device or resource busy.
Help please.