I haven't made any changes. Pi hadn't been turned on for a while, and when I did it's now throwing this when I run 'python launchmenu.py' :

alsactl: load_state:1647: Cannot open /home/pi/pimame/config/piplay-sound.state for reading: No such file or directory
Found hardware: "BRCM bcm2835 AL" "Broadcom Mixer" "" "" ""
Hardware is initialized using a generic method
/home/pi/pimame/pimame-menu/pmmenu/pmconfig.py:16: RuntimeWarning: use mixer: libmad.so.0: cannot open shared object file: No such file or directory
(ImportError: libmad.so.0: cannot open shared object file: No such file or directory)
pygame.mixer.pre_init(44100, -16, 1, 2048)
Traceback (most recent call last):
File "launchmenu.py", line 68, in
main()
File "launchmenu.py", line 15, in main
cfg = PMCfg()
File "/home/pi/pimame/pimame-menu/pmmenu/pmconfig.py", line 16, in __init__
pygame.mixer.pre_init(44100, -16, 1, 2048)
File "/usr/lib/python2.7/dist-packages/pygame/__init__.py", line 74, in __getattr__
raise NotImplementedError(MissingPygameModule)
NotImplementedError: mixer module not available
(ImportError: libmad.so.0: cannot open shared object file: No such file or directory)