Recently I'd installed Debian Lenny, and yesterday I needed to get the scanner working again. Unfortunately, I couldn't remember exactly what I'd done in Ubuntu or where I'd found the instructions. I tried a Google search. This was the advice from the first link I found:
Did a make menuconfig and added USB-scanner support to the kernelDamn! That sounds hard! I sure I didn't do anything that difficult before.
In fact, installing the scanner in Debian wasn't too difficult in the end. After quite a bit more Googling, I found an installation guide for Debian [Update: the link seems to be dead, but the document is now available at SourceForge.], the "backend" for my scanner and the correct firmware.
The problem with the advice above is that it dates from 2002 and is no longer appropriate. This is illustrative of a pitfall when using Google to look for answers to problems in Linux- a lot of the solutions offered my be out of date, no longer appropriate, and quite simply the wrong thing to do.
Two tips are: