Puppet

Latest version from 0.24.x fails with the following error if no target is defined:

#puppet --trace --debug foo.pp
debug: Creating default schedules
debug: Prefetching parsed resources for ssh_authorized_key
debug: //Ssh_authorized_key[xy@foobar_root]: Changing ensure
debug: //Ssh_authorized_key[xy@foobar_root]: 1 change(s)
notice: //Ssh_authorized_key[xy@foobar_root]/ensure: created
debug: Flushing ssh_authorized_key provider target 
/usr/lib/ruby/1.8/fileutils.rb:1262:in `initialize'
/usr/lib/ruby/1.8/fileutils.rb:1262:in `open'
/usr/lib/ruby/1.8/fileutils.rb:1262:in `copy_file'
/usr/lib/ruby/1.8/fileutils.rb:1261:in `open'
/usr/lib/ruby/1.8/fileutils.rb:1261:in `copy_file'
/usr/lib/ruby/1.8/fileutils.rb:463:in `copy_file'
/usr/lib/ruby/1.8/fileutils.rb:383:in `cp'
/usr/lib/ruby/1.8/fileutils.rb:1395:in `fu_each_src_dest'
/usr/lib/ruby/1.8/fileutils.rb:1411:in `fu_each_src_dest0'
/usr/lib/ruby/1.8/fileutils.rb:1393:in `fu_each_src_dest'
/usr/lib/ruby/1.8/fileutils.rb:382:in `cp'
/usr/lib/ruby/site_ruby/1.8/puppet/util/filetype.rb:114:in `write'
/usr/lib/ruby/site_ruby/1.8/puppet/util/filetype.rb:55:in `real_write'
/usr/lib/ruby/site_ruby/1.8/puppet/util/filetype.rb:55:in `write'
/usr/lib/ruby/site_ruby/1.8/puppet/provider/parsedfile.rb:102:in `flush_target'
/usr/lib/ruby/site_ruby/1.8/puppet/provider/parsedfile.rb:74:in `flush'
/usr/lib/ruby/site_ruby/1.8/puppet/provider/parsedfile.rb:72:in `each'
/usr/lib/ruby/site_ruby/1.8/puppet/provider/parsedfile.rb:72:in `flush'
/usr/lib/ruby/site_ruby/1.8/puppet/provider/parsedfile.rb:356:in `flush'
/usr/lib/ruby/site_ruby/1.8/puppet/provider/ssh_authorized_key/parsed.rb:66:in `flush'
/usr/lib/ruby/site_ruby/1.8/puppet/type.rb:855:in `flush'
/usr/lib/ruby/site_ruby/1.8/puppet/transaction.rb:92:in `apply'
/usr/lib/ruby/site_ruby/1.8/puppet/transaction.rb:239:in `eval_resource'
/usr/lib/ruby/site_ruby/1.8/puppet/util.rb:425:in `thinmark'
/usr/lib/ruby/gems/1.8/gems/activesupport-2.2.2/lib/active_support/core_ext/benchmark.rb:8:in `realtime'
/usr/lib/ruby/site_ruby/1.8/puppet/util.rb:424:in `thinmark'
/usr/lib/ruby/site_ruby/1.8/puppet/transaction.rb:238:in `eval_resource'
/usr/lib/ruby/site_ruby/1.8/puppet/transaction.rb:310:in `evaluate'
/usr/lib/ruby/site_ruby/1.8/puppet/util.rb:425:in `thinmark'
/usr/lib/ruby/gems/1.8/gems/activesupport-2.2.2/lib/active_support/core_ext/benchmark.rb:8:in `realtime'
/usr/lib/ruby/site_ruby/1.8/puppet/util.rb:424:in `thinmark'
/usr/lib/ruby/site_ruby/1.8/puppet/transaction.rb:309:in `evaluate'
/usr/lib/ruby/site_ruby/1.8/puppet/transaction.rb:303:in `collect'
/usr/lib/ruby/site_ruby/1.8/puppet/transaction.rb:303:in `evaluate'
/usr/lib/ruby/site_ruby/1.8/puppet/node/catalog.rb:124:in `apply'
/usr/bin/puppet:233
err: Could not apply complete catalog: Puppet::Util::FileType::FileTypeFlat could not write : No such file or directory 

Content of foo.pp

ssh_authorized_key{'xy@foobar_root':
    type => 'ssh-rsa',
    user => 'root',
    key => 'AAAAXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX='
}

if I additionally define a target it works like a charm.