Error: Error while saving e-mail

Hi, I got the following error while backing up my emails.

Stored 91.1%: 321cba@hotmail.com - [zfs-fuse] Re: How insane would I be ?
Error: Error while saving e-mail
Ignoring this error message.
If you want, please report the following traceback at www.gmail-backup.com/forum
Thanks! (gmb.py revision 691):
Traceback (most recent call last):
File "gmb.pyo", line 1225, in backup
File "gmb.pyo", line 956, in store
IOError: [Errno 2] No such file or directory: u'C:\\Documents and Settings\\Start\\Skrivbord\\gmail_backup\\2009_07_20090709-210727-abc123@gmail_com-[zfs-fuse]_BUYING_A_REFURBISHED_DELL_LAPTOP_BUYING_A_REFURBISHED_DELL_LAPTOP_BUYING_A_REFURBISHED_DELL_LAPTOP_http_ebook123_50webs_com_buying-a-refurbished-dell-laptop--_html_http_ebook123_50we-1.eml'

Stored 91.1%: abc123@gmail.com - [zfs-fuse] BUYING A REFURBISHED DELL LAPTOP...BUYING A REFURBISHED
DELL LAPTOP...BUYING A REFURBISHED DELL LAPTOP...
http://ebook123.50webs.com/buying-a-refurbished-dell-laptop--.html
http://ebook123.50webs.com/buying-a-refurbished-dell-laptop--.html http://ebo
Stored 91.1%: abc123@rudd-o.com - [zfs-fuse] Re: How insane would I be ?