I was able to find it in the logs, it says it has found the optical drives and I have them mapped. However, I still get a "The program can't find any usable optical drives."
[cont-init.d] 95-check-optical-drive.sh: executing...
[cont-init.d] 95-check-optical-drive.sh: looking for usable optical drives...
[cont-init.d] 95-check-optical-drive.sh: found optical drive [/dev/sr0, /dev/sg6], group 19.
[cont-init.d] 95-check-optical-drive.sh: exited 0.