[P1] iTunes won't start

[Brian Pearce]

> I never had any problem using iTunes until yesterday.
> Now, starting this app gives me the following message:
>         "The iTunes Music Library file cannot be read because it does 
> not appear to  be a valid library file".

Have a look at this:

<http://artlung.com/lab/other/not-valid-itunes-library/>

And see if it helps. (I know you said you had reinstalled the program, 
but there's an additional step here.

Good luck!

BRIAN/bpearce at cloud9.net