CRITICAL: Failed to create file system for "filen:": getMasterKeys: failed to decrypt master keys meta: DecryptMetadataV2: cipher: message authentication failed

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1

What is the problem you are having with rclone?

running rclone ls filen: gives the error:

2026/02/21 23:13:11 CRITICAL: Failed to create file system for "filen:": getMasterKeys: failed to decrypt master keys meta: DecryptMetadataV2: cipher: message authentication failed

rclone --version

rclone 1.73.1

  • os/version: gentoo 2.18 (64 bit)
  • os/kernel: 6.18.8-gentoo-dist (x86_64)
  • os/type: linux
  • os/arch: amd64
  • go/version: go1.25.5 X:nodwarf5
  • go/linking: dynamic
  • go/tags: none

Which cloud storage system are you using?

Filen

Please run 'rclone config redacted' and share the full output. If you get command not found, please make sure to update rclone.

[filen]
type = filen
email = xxx@xxx.xxx
password = XXX
api_key = XXX
master_keys = XXX
### Double check the config for sensitive info before posting publicly

NOTE that I went ahead and added master_keys to check if it works.

A log from the command that you were trying to run with the -vv flag

rclone ls -vv filen:

2026/02/21 23:21:56 DEBUG : rclone: Version "1.73.1" starting with parameters ["rclone" "ls" "-vv" "filen:"]
2026/02/21 23:21:56 DEBUG : Creating backend with remote "filen:"
2026/02/21 23:21:56 DEBUG : Using config file from "/home/xxx/.config/rclone/rclone.conf"
2026/02/21 23:21:59 CRITICAL: Failed to create file system for "filen:": getMasterKeys: failed to decrypt master keys meta: DecryptMetadataV2: cipher: message authentication failed