-W: The repository 'file:$APTARCHIVE unstable Release' does not have a Release file. This is deprecated, please contact the owner of the repository.
-E: Use --allow-insecure-repositories to force the update" aptget update --no-allow-insecure-repositories
+E: The repository 'file:$APTARCHIVE unstable Release' does not have a Release file.
+N: Updating from such a repository can't be done securely, and is therefore disabled by default.
+N: See apt-secure(8) manpage for repository creation and user configuration details." aptget update --no-allow-insecure-repositories