smartctl open device dev sda failed dell or megaraid controller please try adding 39d megaraid n 39 extra quality

Smartctl Open Device Dev Sda Failed Dell Or Megaraid Controller Please Try Adding 39d Megaraid N 39 Extra Quality

I am running smartctl on a Dell server with a MegaRAID controller. The command smartctl open device /dev/sda failed.

smartctl -H -d megaraid,0 /dev/sda