When installing neo4j, an error happened.
My environment is Ubuntu 18.04 LTS on GCE.
Command is below. (https://neo4j.com/docs/operations-manual/current/installation/linux/debian/)
wget -O - https://debian.neo4j.org/neotechnology.gpg.key | sudo apt-key add - echo 'deb https://debian.neo4j.org/repo stable/' | sudo tee -a /etc/apt/sources.list.d/neo4j.list sudo apt-get update
Error massage is below.
W: GPG error: http://debian.neo4j.org/repo stable/ Release: The following signatures were invalid: BADSIG 26C95CF201182252 Neo Technology Admins <firstname.lastname@example.org> E: The repository 'http://debian.neo4j.org/repo stable/ Release' is not signed. 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. W: Target Packages (Packages) is configured multiple times in /etc/apt/sources.list.d/neo4j.list:1 and /etc/apt/sources.list.d/neo4j.list:2 W: Target Translations (en) is configured multiple times in /etc/apt/sources.list.d/neo4j.list:1 and /etc/apt/sources.list.d/neo4j.list:2
What should I do?