Migration vers bullseye impossible

[arjz]

ce topic m’a aidé a relancer les apt update et upgrade:

Something went wrong while updating the cache of APT (due to SURY) (version 2024)

/ What to do if you have an error while updating the repo ? I just had an error while trying to update my server : [multiple sources listed here] W: Some index files failed to download. They have been ignored, or old ones used instead. W: Failed to fetch https://packages.sury.org/php/dists/bullseye/InRelease The following signatures were invalid: EXPKEYSIG B188E2B695BD4743 DEB.SURY.ORG Automatic Signing Key W: An error occurred during the signature verification. The repository is no…