will@will-desktop:~/Software/Blender 2.43$ ./blender
guessing './blender' == '/home/will/Software/Blender 2.43/./blender'
Compiled with Python version 2.4.
Checking for installed Python... got it!
Ignoring Xlib error: error code 168 request code 148
Ignoring Xlib error: error code 168 request code 148
Traceback (most recent call last):
  File "<string>", line 47, in ?
  File "/home/will/Software/Blender 2.43/.blender/scripts/bpymodules/b2cs/__init__.py", line 36, in ?
    import util
  File "/home/will/Software/Blender 2.43/.blender/scripts/bpymodules/b2cs/util/__init__.py", line 13, in ?
    import random
  File "/usr/lib/python2.4/random.py", line 67, in ?
    import _random
ImportError: /usr/lib/python2.4/lib-dynload/_random.so: undefined symbol: _PyArg_NoKeywords