If you have IBM ServeRaid 6i installed and you have a tape connected to the 2nd scsi channel on your motherboard you could get E6300 Scsi command errors (to scsi command 1h, 11h, 1bh) and E3841 Can't find session (with IBM LTO). This problem accours when you upgraded your ServeRaid controller to firmware level 7.10. To resolve the problem go back to a lower level firmware (