Try using the wrl importer in 2.49
http://www.rarewarecentral.com/downl...mport_web3d.py
just install it in the scripts folder and try importing it again
It seems that Blender have changed the import scripts in 2.6
EDIT:
Redownload the Banjo Kazooie zip from the site I have included a blend file of banjo if it works I will update all models.