NETGEAR is aware of a growing number of phone and online scams. To learn how to stay safe click here.
Forum Discussion
My volume is gone.
Hello there, I have an issue with my ReadyNAS104 Netgear. First I noticed that I couldn't access my data so I went to the admin page through Google Chrome. As soon as I open the tab I get...
I suggest paid support (my.netgear.com). You should ask about per-incident support.
whatever you do, do not 'remove inactive volumes'
hopefully you have a good recent backup.
unfortunately, neither NAS or RAID is a backup by itself.
backup = multiple copies of your data on multiple devices and ideally in multiple places
Maybe you want to upvote this "idea": https://community.netgear.com/t5/Idea-Exchange-for-ReadyNAS/Change-the-incredibly-confusing-error-message-quot-remove/idi-p/1271658
Download the logs from the GUI, search for md127 in dmesg.log and paste an extract here.
Information about "md127" in "dmesg.log" file:
[Wed Jul 12 15:45:31 2017] md: md127 stopped.
[Wed Jul 12 15:45:31 2017] md: bind<sdb3>
[Wed Jul 12 15:45:31 2017] md: bind<sdc3>
[Wed Jul 12 15:45:31 2017] md: bind<sdd3>
[Wed Jul 12 15:45:31 2017] md: bind<sda3>
[Wed Jul 12 15:45:31 2017] md/raid:md127: device sda3 operational as raid disk 0
[Wed Jul 12 15:45:31 2017] md/raid:md127: device sdd3 operational as raid disk 3
[Wed Jul 12 15:45:31 2017] md/raid:md127: device sdc3 operational as raid disk 2
[Wed Jul 12 15:45:31 2017] md/raid:md127: device sdb3 operational as raid disk 1
[Wed Jul 12 15:45:31 2017] md/raid:md127: allocated 0kB
[Wed Jul 12 15:45:31 2017] md/raid:md127: raid level 5 active with 4 out of 4 devices, algorithm 2
[Wed Jul 12 15:45:31 2017] RAID conf printout:
[Wed Jul 12 15:45:31 2017] --- level:5 rd:4 wd:4
[Wed Jul 12 15:45:31 2017] disk 0, o:1, dev:sda3
[Wed Jul 12 15:45:31 2017] disk 1, o:1, dev:sdb3
[Wed Jul 12 15:45:31 2017] disk 2, o:1, dev:sdc3
[Wed Jul 12 15:45:31 2017] disk 3, o:1, dev:sdd3
[Wed Jul 12 15:45:31 2017] md127: detected capacity change from 0 to 11987456360448
[Wed Jul 12 15:45:32 2017] BTRFS: device label 2fe55b28:data devid 1 transid 207627 /dev/md127
[Wed Jul 12 15:45:32 2017] Adding 1047420k swap on /dev/md1. Priority:-1 extents:1 across:1047420k
[Wed Jul 12 15:45:32 2017] BTRFS info (device md127): setting nodatasum
[Wed Jul 12 15:45:33 2017] BTRFS (device md127): bad tree block start 7712697015821932053 19052141346816
[Wed Jul 12 15:45:33 2017] BTRFS (device md127): bad tree block start 7712697015821932053 19052141346816
[Wed Jul 12 15:45:33 2017] BTRFS: failed to read tree root on md127
[Wed Jul 12 15:45:33 2017] BTRFS: open_ctree failed
[Wed Jul 12 15:45:37 2017] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[Wed Jul 12 15:45:37 2017] IPv6: ADDRCONF(NETDEV_UP): eth1: link is not ready
[Wed Jul 12 15:45:41 2017] mvneta d0074000.ethernet eth1: Link is Up - 100Mbps/Full - flow control off
[Wed Jul 12 15:45:41 2017] IPv6: ADDRCONF(NETDEV_CHANGE): eth1: link becomes ready
[Wed Jul 12 15:45:41 2017] mvneta d0070000.ethernet eth0: Link is Up - 1Gbps/Full - flow control off
[Wed Jul 12 15:45:41 2017] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[Wed Jul 12 16:00:44 2017] BTRFS info (device md127): setting nodatasum
[Wed Jul 12 16:00:44 2017] BTRFS (device md127): bad tree block start 7712697015821932053 19052141346816
[Wed Jul 12 16:00:44 2017] BTRFS (device md127): bad tree block start 7712697015821932053 19052141346816
[Wed Jul 12 16:00:44 2017] BTRFS: failed to read tree root on md127
[Wed Jul 12 16:00:44 2017] BTRFS: open_ctree failed
NETGEAR Academy
Boost your skills with the Netgear Academy - Get trained, certified and stay ahead with the latest Netgear technology!
Join Us!
