When a system has lots of devices Swat may abort with:
You can find a fix here: http://blogs.sun.com/henk/resource/fixes/binfix.tar
- place tar file in your swat install directory, then 'cd /swatxxx' and 'tar -xvf binfix.tar'
You'll now have a new file: classes/Utils/Bin.class.
If that still fails then you have a REAL large amount of device. Contact me at email@example.com if needed.