I just switched to using environments more or less as described in
http://puppetlabs.com/blog/git-workflow-and-puppet-environments and now puppet agent --test on a previously working node fails with...
Info: Retrieving plugin
Info: Loading facts in /var/lib/puppet/lib/facter/pip_version.rb
Info: Loading facts in /var/lib/puppet/lib/facter/last_run.rb
Info: Loading facts in /var/lib/puppet/lib/facter/python_version.rb
Info: Loading facts in /var/lib/puppet/lib/facter/root_home.rb
Info: Loading facts in /var/lib/puppet/lib/facter/virtualenv_version.rb
Info: Loading facts in /var/lib/puppet/lib/facter/pe_version.rb
Info: Loading facts in /var/lib/puppet/lib/facter/facter_dot_d.rb
Info: Loading facts in /var/lib/puppet/lib/facter/nodejs_latest_version.rb
Info: Loading facts in /var/lib/puppet/lib/facter/nodejs_stable_version.rb
Info: Loading facts in /var/lib/puppet/lib/facter/puppet_vardir.rb
Info: Loading facts in /var/lib/puppet/lib/facter/puppi_projects.rb
Info: Loading facts in /var/lib/puppet/lib/facter/nodejs_installed_version.rb
Info: Loading facts in /var/lib/puppet/lib/facter/concat_basedir.rb
Error: Could not retrieve catalog from remote server: Error 400 on SERVER: Unknown function concat at /etc/puppet/environments/testing/modules/gi/manifests/inst.pp:104 on node france-4.kimsufi.com Warning: Not using cache on failed catalog
Error: Could not retrieve catalog; skipping run
My puppet.conf in the master looks like this:
...
[main]
logdir = /home/log/puppet #changed var to home
vardir = /var/lib/puppet
ssldir = /var/lib/puppet/ssl
rundir = /var/run/puppet
factpath = $vardir/lib/facter
templatedir = $confdir/templates
hiera_config = $confdir/hiera.yaml
[master]
environment = production
manifest = $confdir/environments/$environment/manifests/site.pp
manifestdir = $confdir/environments/$environment/manifests
modulepath = $confdir/environments/$environment/modules
tamplatedir = $confdir/environments/$environment/templates
...
Both master and agent puppet version is 3.4.3.
stdlib is installed in /etc/puppet/environments/testing/modules/stdlib
Any ideas what could I be doing wrong?