In PROD, ApplicationsController#create sometimes throws:  MCollective::UnknownRPCError: Cannot validate input fact: Unknown validator: 'typecheck'.

Stacktrace:
…/ruby193/root/usr/share/ruby/mcollective/rpc/
client.rb: 938:in `process_results_with_block'
…/ruby193/root/usr/share/ruby/mcollective/rpc/
client.rb: 855:in `block in call_agent'
…t/rh/ruby193/root/usr/share/ruby/mcollective/
client.rb: 156:in `block (2 levels) in req'
…t/rh/ruby193/root/usr/share/ruby/mcollective/
client.rb: 151:in `loop'
…t/rh/ruby193/root/usr/share/ruby/mcollective/
client.rb: 151:in `block in req'
         /opt/rh/ruby193/root/usr/share/ruby/
timeout.rb:  69:in `timeout'
…t/rh/ruby193/root/usr/share/ruby/mcollective/
client.rb: 148:in `req'
…/ruby193/root/usr/share/ruby/mcollective/rpc/
client.rb: 851:in `call_agent'
…/ruby193/root/usr/share/ruby/mcollective/rpc/
client.rb: 244:in `method_missing'
…b/openshift/
mcollective_application_container_proxy.rb:3213:in `block (2 levels) in rpc_get_fact'
         /opt/rh/ruby193/root/usr/share/ruby/
timeout.rb:  69:in `timeout'
…b/openshift/
mcollective_application_container_proxy.rb:3212:in `block in rpc_get_fact'
…b/openshift/
mcollective_application_container_proxy.rb:2326:in `rpc_exec'
…b/openshift/
mcollective_application_container_proxy.rb:3206:in `rpc_get_fact'
…b/openshift/
mcollective_application_container_proxy.rb:3021:in `rpc_find_available'
…b/openshift/
mcollective_application_container_proxy.rb:  72:in `find_available_impl'
…er-1.18.3/lib/openshift/
application_container_proxy.rb:  22:in `find_available'
…/openshift-origin-controller-1.18.3/app/models/
gear.rb:  97:in `reserve_uid'
…r-1.18.3/app/models/pending_ops/
reserve_gear_uid_op.rb:   8:in `execute'
…n-controller-1.18.3/app/models/
pending_app_op_group.rb: 108:in `block in execute'
…n-controller-1.18.3/app/models/
pending_app_op_group.rb:  97:in `each'
…n-controller-1.18.3/app/models/
pending_app_op_group.rb:  97:in `execute'
…ift-origin-controller-1.18.3/app/models/
application.rb:1511:in `run_jobs'
…ift-origin-controller-1.18.3/app/models/
application.rb: 667:in `block in add_features'
…ift-origin-controller-1.18.3/app/models/
application.rb:1581:in `run_in_application_lock'
…ift-origin-controller-1.18.3/app/models/
application.rb: 651:in `add_features'
…ift-origin-controller-1.18.3/app/models/
application.rb: 253:in `create_app'
…ller-1.18.3/app/controllers/
applications_controller.rb: 157:in `create'
…ntroller-1.18.3/lib/openshift/controller/
action_log.rb:  80:in `set_logged_request'
…sr/share/gems/gems/journey-1.0.4/lib/journey/
router.rb:  68:in `block in call'
…sr/share/gems/gems/journey-1.0.4/lib/journey/
router.rb:  56:in `each'
…sr/share/gems/gems/journey-1.0.4/lib/journey/
router.rb:  56:in `call'
…per-0.11.1/lib/mongo_mapper/middleware/
identity_map.rb:  10:in `call'
…oid-3.0.21/lib/rack/mongoid/middleware/
identity_map.rb:  34:in `block in call'
…e/gems/gems/mongoid-3.0.21/lib/mongoid/
unit_of_work.rb:  39:in `unit_of_work'
…oid-3.0.21/lib/rack/mongoid/middleware/
identity_map.rb:  34:in `call'
…3/root/usr/share/gems/gems/rack-1.4.1/lib/rack/
etag.rb:  23:in `call'
…/share/gems/gems/rack-1.4.1/lib/rack/
conditionalget.rb:  35:in `call'
…e/gems/gems/rack-1.4.1/lib/rack/session/abstract/
id.rb: 205:in `context'
…e/gems/gems/rack-1.4.1/lib/rack/session/abstract/
id.rb: 200:in `call'
…/share/gems/gems/rack-1.4.1/lib/rack/
methodoverride.rb:  21:in `call'
…oot/usr/share/gems/gems/rack-1.4.1/lib/rack/
runtime.rb:  17:in `call'
…3/root/usr/share/gems/gems/rack-1.4.1/lib/rack/
lock.rb:  15:in `call'
…are/gems/gems/rack-cache-1.2/lib/rack/cache/
context.rb: 136:in `forward'
…are/gems/gems/rack-cache-1.2/lib/rack/cache/
context.rb: 143:in `pass'
…are/gems/gems/rack-cache-1.2/lib/rack/cache/
context.rb: 155:in `invalidate'
…are/gems/gems/rack-cache-1.2/lib/rack/cache/
context.rb:  71:in `call!'
…are/gems/gems/rack-cache-1.2/lib/rack/cache/
context.rb:  51:in `call'
…r-3.0.21/lib/phusion_passenger/rack/
request_handler.rb:  97:in `process_request'
…0.21/lib/phusion_passenger/
abstract_request_handler.rb: 521:in `accept_and_process_next_request'
…0.21/lib/phusion_passenger/
abstract_request_handler.rb: 274:in `main_loop'
…0.21/lib/phusion_passenger/rack/
application_spawner.rb: 206:in `start_request_handler'
…0.21/lib/phusion_passenger/rack/
application_spawner.rb:  79:in `block in spawn_application'
…s/gems/passenger-3.0.21/lib/phusion_passenger/
utils.rb: 470:in `safe_fork'
…0.21/lib/phusion_passenger/rack/
application_spawner.rb:  64:in `spawn_application'
…assenger-3.0.21/lib/phusion_passenger/
spawn_manager.rb: 264:in `spawn_rack_application'
…assenger-3.0.21/lib/phusion_passenger/
spawn_manager.rb: 137:in `spawn_application'
…assenger-3.0.21/lib/phusion_passenger/
spawn_manager.rb: 275:in `handle_spawn_application'
…senger-3.0.21/lib/phusion_passenger/
abstract_server.rb: 357:in `server_main_loop'
…senger-3.0.21/lib/phusion_passenger/
abstract_server.rb: 206:in `start_synchronously'


Reference id for one occurrence: 32cd89ae595f22b97ce2566b6f1fd89b