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saxguy1's avatar
saxguy1
Guide
May 31, 2018
Solved

ReadyNAS DUO "corrupt Root" how to re-install?

I have a corrupted HDD that I have pulled out and I reformatted the remaining good one NTFS on a WIndows 10 machine. Seems fine there. But when I go to load it in my ReadyNAS DUO, I see blinkng green lights. I have performed the factory resets and saw the 2 sequeces of flashing lights. When I load latest RAIDar, I get the ciorrupt root and an IP address I'm pretty sure I didn't set (192.168.168.168). My wifi router uses the 10.x.x.x space.

 

How can I just start fresh with the re-formatted HDD?

 

thanks


  • saxguy1 wrote:

     

    Does this really have to be done *first in Windows?


    No, it has to be done in the NAS.  The NAS needs to partition the disk, format it, create the RAID array(s), and then create the file system. 

     

    Did you add this new disk as the second disk?  Or did you remove the original disk and insert a new one?

14 Replies

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  • mdgm-ntgr's avatar
    mdgm-ntgr
    NETGEAR Employee Retired

    Try deleting the partitions off the disk using your PC and then put the disk back in the NAS.

     

    The NAS needs to format disks.

    • saxguy1's avatar
      saxguy1
      Guide

      Deleted the volume. put back in the NAS and booted but still seeing the same green flashing lights but I do see a correct IP now (screenshot)

       

      Should I try another hard reset?

      • StephenB's avatar
        StephenB
        Guru - Experienced User

        saxguy1 wrote:

        Deleted the volume. put back in the NAS and booted but still seeing the same green flashing lights but I do see a correct IP now (screenshot)

         

        Should I try another hard reset?


        "Corrupt root" means that the NAS is seeing partitions on the disk, but nothing it can boot from.

         

        That most likely means that you didn't really delete all the partitions on the disk.  The normal process is to open the windows disk manager ("Create and format disk partitions" in win10), and select every "volume" (really partitions) it sees on the drive and delete them.  An alternative is to use the "write zeros" test in the vendor tools (seatools for seagate, lifeguard for western digital).  

         

        You could try deleting partitions/zeroing the drive in the PC again, or you could try another factory reset. 

         

        But given the history, I suggest putting the drive into a PC, and testing it with the appropriate vendor software - doing a long read test, and follow that with the destructive write zeros test.  That will confirm the health of the drives, and prepare them for a normal factory install at the same time.

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