Description of problem:
unable to sync iso repos, due to PULPErrors

2015-03-16 20:53:20 [I]   Parameters: {"call_report"=>"[FILTERED]", "event_type"=>"repo.sync.finish", "payload"=>{"importer_id"=>"iso_importer", "exception"=>nil, "repo_id"=>"Default_Organization-Red_Hat_Enterprise_Linux_Server-Red_Hat_Enterprise_Linux_7_Server_-_Supplementary_ISOs_x86_64_7_0", "traceback"=>nil, "started"=>"2015-03-16T15:23:18Z", "_ns"=>"repo_sync_results", "completed"=>"2015-03-16T15:23:20Z", "importer_type_id"=>"iso_importer", "error_message"=>nil, "summary"=>{"traceback"=>nil, "error_message"=>{}, "finished_bytes"=>0, "num_isos"=>nil, "state"=>"manifest_failed", "iso_error_messages"=>[], "total_bytes"=>nil, "num_isos_finished"=>0, "state_times"=>{"not_started"=>"2015-03-16T15:23:18", "manifest_in_progress"=>"2015-03-16T15:23:18", "manifest_failed"=>"2015-03-16T15:23:19"}}, "added_count"=>0, "result"=>"failed", "updated_count"=>0, "details"=>nil, "id"=>"5506f568fc7c822c64a1738b", "removed_count"=>0}, "token"=>"", "api_version"=>"v2", "repository"=>{}}
2015-03-16 20:53:20 [I] Sync_complete called for Red Hat Enterprise Linux 7 Server - Supplementary ISOs x86_64 7.0, running after_sync.
2015-03-16 20:53:21 [I] Completed 200 OK in 75ms (Views: 0.3ms | ActiveRecord: 2.4ms)
2015-03-16 20:53:22 [W] Polling failed, attempt no. 1, retrying in 0.5
2015-03-16 20:53:22 [W] PLP0000: Importer indicated a failed response (Katello::Errors::PulpError)
/opt/rh/ruby193/root/usr/share/gems/gems/katello-2.2.0.21/app/lib/actions/pulp/abstract_async_task.rb:100:in `block in external_task='
/opt/rh/ruby193/root/usr/share/gems/gems/katello-2.2.0.21/app/lib/actions/pulp/abstract_async_task.rb:98:in `each'
/opt/rh/ruby193/root/usr/share/gems/gems/katello-2.2.0.21/app/lib/actions/pulp/abstract_async_task.rb:98:in `external_task='
/opt/rh/ruby193/root/usr/share/gems/gems/dynflow-0.7.3/lib/dynflow/action/polling.rb:86:in `poll_external_task_with_rescue'
/opt/rh/ruby193/root/usr/share/gems/gems/dynflow-0.7.3/lib/dynflow/action

Version-Release number of selected component (if applicable):
sat6.1 beta snap6 compose2

How reproducible:


Steps to Reproduce:

Steps to Reproduce:
1. Import manifest ( I used employee subscription) 
2. Enable ISO Repo - I used  "Red Hat Enterprise Linux 6 Server x86_64 6Server"
3. Sync the above repo and watch foreman/production.log

Actual results:
unable to sync ISO repos

Expected results:
Should be able to sync ISO repos.

Additional info: