_csv.Error: string with NUL bytes

[fscked]

On May 3, 9:29 am, Marc 'BlackJack' Rintsch <bj_... at gmx.net> wrote:
> In <1178209090.674787.202... at o5g2000hsb.googlegroups.com>, fscked wrote:
> > The traceback is as follows:
>
> > Traceback (most recent call last):
> >   File "createXMLPackage.py", line 35, in ?
> >     for boxid, mac, activated, hw_ver, sw_ver, heartbeat, name,
> > address, phone, country, city, in csvreader:
> > _csv.Error: string with NUL bytes
> > Exit code: 1 , 0001h
>
> As Larry said, this most likely means there are null bytes in the CSV file.
>
> Ciao,
>         Marc 'BlackJack' Rintsch

How would I go about identifying where it is?