2016-07-23 01:33:52 +0200 Puppet (err): Could not retrieve catalog from remote server: Error 400 on SERVER: Evaluation Error: The attribute 'key' has already been set at /etc/puppetlabs/code/environments/production/modules/essentials/manifests/sources.pp:30:1 on node srv17.ffnw.de 2016-07-23 01:33:52 +0200 Puppet (err): Could not retrieve catalog; skipping run