please guide me how to fix this error :
Code: Select all
user1@debian:~/gitian-builder$ bin/make-base-vm --lxc --arch amd64 --suite precise
[sudo] password for user1:
I: Target architecture can be executed
I: Retrieving InRelease
I: Retrieving Release
I: Retrieving Release.gpg
I: Checking Release signature
E: Release signed by unknown key (key id 40976EAF437D05B5)
The specified keyring /usr/share/keyrings/ubuntu-archive-keyring.gpg may be incorrect or out of date.
You can find the latest Debian release key at https://ftp-master.debian.org/keys.html