BTRFS Unmountable: not mounted Error Cache Drive

[wakko]

Hoping someone can help me out, i'm getting an error that my cache drive is unmountable. 

Nov 19 08:18:34 WOODOMUR root: mount: /mnt/cache: wrong fs type, bad option, bad superblock on /dev/sdb1, missing codepage or helper program, or other error.
Nov 19 08:18:34 WOODOMUR kernel: BTRFS error (device sdb1): devid 2 uuid dced580e-d864-4da1-9522-fae2629617e8 is missing
Nov 19 08:18:34 WOODOMUR kernel: BTRFS error (device sdb1): failed to read the system array: -2
Nov 19 08:18:34 WOODOMUR kernel: BTRFS error (device sdb1): open_ctree failed
Nov 19 08:18:34 WOODOMUR emhttpd: shcmd (204): exit status: 32
Nov 19 08:18:34 WOODOMUR emhttpd: /mnt/cache mount error: not mounted

 

Tried some of things from this thread, but i get an error on these too. 

 

 

 

Edited November 20, 2022 by wakko
marking this closed.

[JorgeB]

Please post the complete diagnostics.

[wakko]

ended up just formatting and saving what i could using these instructions. Marking this closed.