Falha no cdrom do kernel aberto

Mensagem de erro: Kernel cdrom open failed.

Esta é a mensagem de erro comum em /var/log/messages& dmesg.
Aqui estão algumas mensagens de erro.

Oct 29 00:00:00 NP42CLT1 kernel: cdrom: open failed.
Oct 30 00:00:00 NP42CLT1 kernel: cdrom: open failed.
Oct 31 00:00:00 NP42CLT1 kernel: cdrom: open failed.
Nov  1 00:00:00 NP42CLT1 kernel: cdrom: open failed.
Nov  2 00:00:00 NP42CLT1 kernel: cdrom: open failed.
Nov  3 00:00:00 NP42CLT1 kernel: cdrom: open failed.
Nov  4 00:00:01 NP42CLT1 kernel: cdrom: open failed.
Nov  4 00:00:15 NP42CLT1 kernel: cdrom: open failed.
Nov  5 00:00:00 NP42CLT1 kernel: cdrom: open failed.
Nov  6 00:00:00 NP42CLT1 kernel: cdrom: open failed.
Nov  7 00:00:00 NP42CLT1 kernel: cdrom: open failed.

Existe alguém que possa dizer como consertar isso.