Cant use my passphare for sec key

[pillerpiraten]

Hey i cant use my passphare for sec key only says this when i type in gpg --decrypt backup_2024-08-31.sec.pgp | gpg --import
gpg: unknown armor header: Passphrase-Format: numeric9x4
gpg: unknown armor header: Passphrase-Begin: 98
gpg: AES256.CFB encrypted data
gpg: gcry_kdf_derive failed: Invalid data
gpg: encrypted with 1 passphrase
gpg: decryption failed: No secret key
gpg: no valid OpenPGP data found.
gpg: Total number processed: 0
please help / Pingvingen

Sent with [Proton Mail](https://proton.me/mail/home) secure email.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.gnupg.org/pipermail/gnupg-users/attachments/20250224/6cb91d6d/attachment-0001.html>