Published at LXer:
We have k3b installed locally for users to burn CDs/DVDs/etc. This only gets used very infrequently, and it seems that something else has broken every time it does get used. This time it was a “Cannot find writer” error. I checked for the presence of cdrecord and dvd-rw-tools; all fine. Eventually it turned out to be a permissions error - that /dev/cdrom was set to be only user- and group-writable; and the user was not in the relevant group. Added them, log in & out, all well.
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