Cannot open root device "<NULL>"..please append a correct "root=" boot option...

Mauricio Henriquez mhenriquezs at
Thu May 28 12:56:16 PDT 2009

Thanks Mike,

It was just a dummy me that chose a SCSI virtual disk when I create the 
vmware machine, I fixed cloning the virtual SCSI disk to a virtual IDE 
one, the with supergrubdisk fix the mbr and boila!!, ahppey LFS 6.4 user :-)

Thanks again,


Mike McCarty wrote:
> Mauricio Henriquez wrote:
>> Hi guys,
>> I just finish my third LFS system this time using LFS 6.4 usual I 
>> make all the process in a vmware machine becouse I use it for teching 
>> porpuses, but now at the end I have a kernel panic due to the fact that 
>> it can't mount the root filesystem, the error is the one at subject:
>> Cannot open root device "<NULL>"..please append a correct "root=" boot 
>> are all the available partitions:
>> [2.871] 0b00 1048575 sr0 driver: sr
>> <Kernel panic stuff here>
> This can be caused by a missing or incorrect driver for the
> "disc" you are using. IOW, you may be missing the driver for
> the part of the emulated chipset which runs the "disc".
> Mike

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