Xubuntu Install CrystalSpace

I just installed CrystalSpace from the .deb package in the Ubuntu repositories but when I try and run walktest this appears in the terminal

houlihanfamily@houlihanfamily-laptop:~$ walktest
DEBUG: Sound System Software Renderer Initializing...
WARNING: could not load plugin 'crystalspace.sndsys.software.driver.alsa'
WARNING: could not load plugin 'crystalspace.sndsys.software.driver.crystalspace.sndsys.software.driver.alsa'
ERROR: Failed to load driver as [crystalspace.sndsys.software.driver.alsa] or [crystalspace.sndsys.software.driver.crystalspace.sndsys.software.driver.alsa].
WARNING: failed to initialize plugin 'crystalspace.sndsys.renderer.software'
ATTENTION: default value of option force_s3tc_enable overridden by environment.

crystalspace.engine.warning:
Shader /shader/std_lighting.xml not available
Shader /shader/std_lighting_portal.xml not available
ALERT: crystalspace.maploader.parse.map: Could not open map file 'world' on VFS!

crystalspace.maploader.parse.map: Could not open map file 'world' on VFS!
ALERT: crystalspace.system: Failing to load map!

crystalspace.system: Failing to load map!
ALERT: crystalspace.system: Error initializing system!

crystalspace.system: Error initializing system!
Cleaning up...