My friend has a mac book pro with snow leopard on it and after the End User License Agreement a window labeled Houdini License Administrator Message pops up and says " error installing key: LICENSE Generic Houdini-Master-NonCommercial 10.0 1 10-nov-2009 +.+.+.+. woolfpack.local f4337766nwcp6uNjkOOkcsHalhPYGA3WOVj4gGkbCs1pkWnULcERYMCLqvaWe23
Could not write the license to a file:
/Library/Preferences/sesi/licenses.local

i am not a technical guy at all so it might be something simple and i am just being stupid.

but if anybody can help or has any ideas that would be great thanks