control characters are not allowed at line 1 column 1

/usr/lib/ruby/1.8/puppet/indirector/rest.rb:162:in `is_http_200?'
/usr/lib/ruby/1.8/puppet/indirector/rest.rb:95:in `find'
/usr/lib/ruby/1.8/puppet/indirector/indirection.rb:196:in `find'
/usr/lib/ruby/1.8/puppet/configurer.rb:239:in `retrieve_new_catalog'
/usr/lib/ruby/1.8/puppet/util.rb:477:in `thinmark'
/usr/lib/ruby/1.8/benchmark.rb:308:in `realtime'
/usr/lib/ruby/1.8/puppet/util.rb:476:in `thinmark'
/usr/lib/ruby/1.8/puppet/configurer.rb:238:in `retrieve_new_catalog'
/usr/lib/ruby/1.8/puppet/configurer.rb:86:in `retrieve_catalog'
/usr/lib/ruby/1.8/puppet/configurer.rb:112:in `retrieve_and_apply_catalog'
/usr/lib/ruby/1.8/puppet/configurer.rb:151:in `run'
/usr/lib/ruby/1.8/puppet/agent.rb:44:in `run'
/usr/lib/ruby/1.8/puppet/agent/locker.rb:21:in `lock'
/usr/lib/ruby/1.8/puppet/agent.rb:44:in `run'
/usr/lib/ruby/1.8/sync.rb:230:in `synchronize'
/usr/lib/ruby/1.8/puppet/agent.rb:44:in `run'
/usr/lib/ruby/1.8/puppet/agent.rb:108:in `with_client'
/usr/lib/ruby/1.8/puppet/agent.rb:42:in `run'
/usr/lib/ruby/1.8/puppet/application.rb:172:in `call'
/usr/lib/ruby/1.8/puppet/application.rb:172:in `controlled_run'
/usr/lib/ruby/1.8/puppet/agent.rb:40:in `run'
/usr/lib/ruby/1.8/puppet/application/agent.rb:336:in `onetime'
/usr/lib/ruby/1.8/puppet/application/agent.rb:310:in `run_command'
/usr/lib/ruby/1.8/puppet/application.rb:309:in `run'
/usr/lib/ruby/1.8/puppet/application.rb:413:in `hook'
/usr/lib/ruby/1.8/puppet/application.rb:309:in `run'
/usr/lib/ruby/1.8/puppet/application.rb:404:in `exit_on_fail'
/usr/lib/ruby/1.8/puppet/application.rb:309:in `run'
/usr/lib/ruby/1.8/puppet/util/command_line.rb:69:in `execute'
/usr/bin/puppet:4
err: Could not retrieve catalog from remote server: Error 400 on SERVER: (<unknown>): control characters are not allowed at line 1 column 1