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Pool Unmounted, Disks detached after Server CMOS issue

Hello, I haven’t been using my server for some time, and it wasn’t happy after the motherboard battery failed, it wouldn’t even show the HP logo and option to enter the Bios settings on power up.
Running Rockstor 4.1.0.0 on OpenSuse Leap Linux: 5.3.18-59.37
Have two RAID 1 pools, each with two disks

Brief description of the problem

HP Microserver Gen7 N54L wouldn’t booting at all after being powered off for a few weeks/months. I removed the four data disks, replaced the motherboard battery and reset the CMOS. I don’t think I let it boot up past entering the bios before putting the disks back in.
The web gui Storage/Pools window is now showing both pools as unmounted, there are two RAID1 pools, each having two of the four physical disks. The four disks are listed with the word “detached” at the beginning of their names.

The screen plugged into the HP server shows a final message 9.078620] FAT-fs (sda2): Volume was not properly unmounted. Some data may (be?) corrupt. Please run fsck.I’m not a Linux expert but don’t think this is referring to any of the four data disks. This server console window is not responding to anything from the keyboard. I can get to the system shell from the WebGUI.

Could I delete the pool and create a new one without losing data on the disk, or am I needing to do some recovery work on the disks first? I’ve been looking at similar threads on the forum, and have tried the btrfs dev stats -z /mnt2/Pool1command and btrfs dev stats /mnt2/Pool1 but they didn’t change anything. Any advice would be appreciated, I’m fairly certain most of the data has already been copied off, but I’d like to be able to check what is on this server.

Thank you, John

Web-UI screenshot

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