Something else must be wrong then because I just copied and pasted that onto my raspberry pi and was able to start the container without issue, are you sure you’re using the tag properly?
user@raspberrypi:~/test $ sudo docker compose up
[+] Running 10/10
✔ lidarr Pulled 22.0s
✔ 995f2a46b147 Pull complete 2.7s
✔ e1cde46db0e1 Pull complete 3.1s
✔ acaee427f4c7 Pull complete 3.5s
✔ 255c3937324a Pull complete 4.1s
✔ edec534df16f Pull complete 4.6s
✔ b163a490af0b Pull complete 6.3s
✔ bd4af268fa91 Pull complete 6.8s
✔ ff4dab968553 Pull complete 14.9s
✔ 004112d930a4 Pull complete 15.3s
[+] Running 2/2
✔ Network test_default Created 0.2s
✔ Container lidarr Created 4.0s
Attaching to lidarr
lidarr | [migrations] started
lidarr | [migrations] no migrations found
lidarr | ───────────────────────────────────────
lidarr |
lidarr | ██╗ ███████╗██╗ ██████╗
lidarr | ██║ ██╔════╝██║██╔═══██╗
lidarr | ██║ ███████╗██║██║ ██║
lidarr | ██║ ╚════██║██║██║ ██║
lidarr | ███████╗███████║██║╚██████╔╝
lidarr | ╚══════╝╚══════╝╚═╝ ╚═════╝
lidarr |
lidarr | Brought to you by linuxserver.io
lidarr | ───────────────────────────────────────
lidarr |
lidarr | To support the app dev(s) visit:
lidarr | Lidarr: https://opencollective.com/lidarr
lidarr |
lidarr | To support LSIO projects visit:
lidarr | https://www.linuxserver.io/donate/
lidarr |
lidarr | ───────────────────────────────────────
lidarr | GID/UID
lidarr | ───────────────────────────────────────
lidarr |
lidarr | User UID: 1000
lidarr | User GID: 1000
lidarr | ───────────────────────────────────────
lidarr | Linuxserver.io version: 2.12.4.4658-ls50
lidarr | Build-date: 2025-08-20T02:50:40+00:00
lidarr | ───────────────────────────────────────
lidarr |
lidarr | [custom-init] No custom files found, skipping...
lidarr | [Info] Bootstrap: Starting Lidarr - /app/lidarr/bin/Lidarr - Version 2.12.4.4658
lidarr | [Info] AppFolderInfo: Data directory is being overridden to [/config]
lidarr | [Debug] Bootstrap: Console selected
lidarr | [Info] AppFolderInfo: Data directory is being overridden to [/config]
lidarr | [Info] AppFolderInfo: Data directory is being overridden to [/config]
lidarr | [Warn] Microsoft.AspNetCore.DataProtection.KeyManagement.XmlKeyManager: No XML encryptor configured. Key {bff9bf8a-f5db-4092-9ada-c55e886ac294}