Once the Own Archive managed package mTLS (mutual Transport Layer Security) certificate expires, the package is no longer able to connect to the backend and you will see errors similar to:
This article explains why the Own Archive managed package stops connecting to its backend when the mTLS certificate expires, and how to check your package version and fix the errors.
The Archive managed package uses mTLS certificates to connect to the backend. These have a fixed expiration date and per the Own Support Policy, managed packages are supported 365 days from day of release.
Once this date is reached and the certificate expires, the package is no longer able to connect to the backend and you will see errors when attempting to access the different parts of the managed package.
You can check the current version of your managed package by navigating to the "Home Page" tab, or by navigating to Archive Settings > Org Information in the managed package.
You can also check what the latest version of the package is by consulting the Access Salesforce Documentation page.
Update the managed package to the latest version.
If after the managed package update is completed you still encounter the same errors, or you find that you are already on the latest version, follow these steps to re-authenticate:
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