Device icons have stopped appearing on desktop

[Kok, Auke]

Liviu Andronic wrote:
> On 1/10/09, Dave Wood <dave at unrealize.co.uk> wrote:
>> Slackware 12.2 2.6.27.7 kernel
>>  xfce 4.4.3
>>
>>  I've noticed that the when I plug in a usb stick or put in a cd/dvd no
>>  device icon appears. Xfce is managing the desktop.
>>
> I also have this problem on Gentoo, with similar Xfce. Till some point
> thunar-volman worked just fine, but lately it stopped recognising usb
> sticks, and permanently fails on detecting Video DVDs (instead, it
> tries to mount the latter, and fails with "Unknown file system
> 'udf'."; I have the DVD icon on the desktop, though).

enable the 'udf' filesystem support in your kernel config?

Auke