Description of problem:
refresh of OCP 3.2 crashes with permission error

Version-Release number of selected component (if applicable):
cfme-5.7.0.17-1

How reproducible:
all the time - customer env

Steps to Reproduce:
1. refresh the OCP provide
2.
3.

Actual resultss:
[----] I, [2017-01-18T15:19:12.125449 #2830:91314c]  INFO -- : MIQ(MiqQueue.put_or_update) Message id: [1401000001534640] updated with following: {:queue_name=>"ems_1401000000000004", :state=>"ready", :zone=>"default", :class_name=>"EmsRe
fresh", :method_name=>"refresh", :role=>"ems_inventory", :args=>[[["ManageIQ::Providers::OpenshiftEnterprise::ContainerManager", 1401000000000004]]], :msg_timeout=>7200, :task_id=>nil}
[----] I, [2017-01-18T15:19:12.125751 #2830:91314c]  INFO -- : MIQ(MiqQueue.put_or_update) Message id: [1401000001534640],  id: [], Zone: [default], Role: [ems_inventory], Server: [], Ident: [ems_1401000000000004], Target id: [], Instance
 id: [], Task id: [], Command: [EmsRefresh.refresh], Timeout: [7200], Priority: [100], State: [ready], Deliver On: [], Data: [], Args: [[["ManageIQ::Providers::OpenshiftEnterprise::ContainerManager", 1401000000000004]]], Requeued
[----] I, [2017-01-18T15:19:12.125986 #2830:91314c]  INFO -- : <AutomationEngine> Followed  Relationship [miqaedb:/System/event_handlers/event_action_refresh?target=ems#create]
[----] I, [2017-01-18T15:19:12.126294 #2830:91314c]  INFO -- : <AutomationEngine> Followed  Relationship [miqaedb:/System/Event/EmsEvent/KUBERNETES/CONTAINER_UNHEALTHY#create]
[----] I, [2017-01-18T15:19:12.126894 #2830:91314c]  INFO -- : MIQ(MiqQueue#delivered) Message id: [1401000001534645], State: [ok], Delivered in [0.151325699] seconds
[...]
[----] E, [2017-01-18T15:19:12.320568 #2930:91314c] ERROR -- : MIQ(ManageIQ::Providers::OpenshiftEnterprise::ContainerManager::Refresher#refresh) EMS: [CBP], id: [1401000000000004] Refresh failed
[----] E, [2017-01-18T15:19:12.323573 #2930:91314c] ERROR -- : [NoMethodError]: undefined method `each_with_object' for nil:NilClass  Method:[rescue in block in refresh]
[----] E, [2017-01-18T15:19:12.323769 #2930:91314c] ERROR -- : /var/www/miq/vmdb/app/models/manageiq/providers/openshift/container_manager/refresh_parser.rb:168:in `parse_env_variables'
/var/www/miq/vmdb/app/models/manageiq/providers/openshift/container_manager/refresh_parser.rb:198:in `parse_openshift_image'
/var/www/miq/vmdb/app/models/manageiq/providers/openshift/container_manager/refresh_parser.rb:17:in `block in get_openshift_images'
/var/www/miq/vmdb/app/models/manageiq/providers/kubernetes/container_manager/refresh_parser.rb:136:in `process_collection_item'
/var/www/miq/vmdb/app/models/manageiq/providers/kubernetes/container_manager/refresh_parser.rb:130:in `block in process_collection'
/opt/rh/rh-ruby23/root/usr/share/ruby/delegate.rb:341:in `each'
[...]

Expected results:
no error in rescue

Additional info:
probable regression of bz#1282815
testing with cfme-5.7.0.1-2 in progress