Found a fix - great site for acer aspire one users too:
http://macles.blogspot.com/2008/10/n...65691154266215
Search for rfcomm takes you direct to article for how to add the bluetooth.ko kernel module as suspected!
The ftp site for the source zip wouldn't work for me but a simple google for the zip will return other ftp sites from which to get it.
There is a link further down to a precompiled one but I would suggest following the first link and building from source as is quite enlightening!