Issue error occurred during the signature verification

[Muster]

Server operating system version

Ubuntu 24.04.2 LTS

Plesk version and microupdate number

Plesk Obsidian 18.0.67 Update #3

Hey everyone,
I have plesk in autoupdate mode and it keeps sending me this email of a failed update.

2025-05-31 06:26:04 INFO: pum is called with arguments: ['--list', '--repo-info', '--json']
/usr/lib/python3/dist-packages/apt/cache.py:562: Warning: W:An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://autoinstall.plesk.com/pool/PSA_18.0.67_16409 noble InRelease: The following signatures were invalid: 8BADC1A02FC9C07FB8C20EC0BD11A6AA914BDF7E (untrusted public key algorithm: dsa1024), W:An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://autoinstall.plesk.com/PHP74_17 noble InRelease: The following signatures were invalid: 8BADC1A02FC9C07FB8C20EC0BD11A6AA914BDF7E (untrusted public key algorithm: dsa1024), W:Failed to fetch http://autoinstall.plesk.com/pool/PSA_18.0.67_16409/dists/noble/InRelease The following signatures were invalid: 8BADC1A02FC9C07FB8C20EC0BD11A6AA914BDF7E (untrusted public key algorithm: dsa1024), W:Failed to fetch http://autoinstall.plesk.com/PHP74 _17/dists/noble/InRelease The following signatures were invalid: 8BADC1A02FC9C07FB8C20EC0BD11A6AA914BDF7E (untrusted public key algorithm: dsa1024), W:Some index files failed to download. They have been ignored, or old ones used instead.
res = self._cache.update(fetch_progress, slist, pulse_interval)
2025-05-31 06:26:07 ERROR: Apt cache fetch failed. Try to run the `apt-get update` command.
2025-05-31 06:26:07 ERROR:
2025-05-31 06:26:07 ERROR: Exited with returncode 1.

 

[Sebahat.hadzhi]

Hello, @Muster . Our team is currently reviewing the case and I will follow up with more details as soon as possible.