Description of problem: undefined method `split' for nil:NilClass in application_helper.rb after clicking quickly from "Services & Catalogs" and "order" (1-2 seconds) Version-Release number of selected component (if applicable): 5.8.2 How reproducible: happens all the time very frequently on the customer environment Steps to Reproduce: 1. click on "Services & Catalogs" 2. click quickly on "order" 3. Actual results: [----] F, [2018-03-26T11:13:42.099473 #6856:1be68c8] FATAL -- : Error caught: [NoMethodError] undefined method `split' for nil:NilClass /opt/rh/cfme-gemset/bundler/gems/manageiq-ui-classic-35beb5e894ab/app/helpers/application_helper.rb:1707:in `parse_nodetype_and_id' /opt/rh/cfme-gemset/bundler/gems/manageiq-ui-classic-35beb5e894ab/app/controllers/catalog_controller.rb:1900:in `replace_right_cell' /opt/rh/cfme-gemset/bundler/gems/manageiq-ui-classic-35beb5e894ab/app/controllers/application_controller/dialog_runner.rb:159:in `dialog_initialize' /opt/rh/cfme-gemset/bundler/gems/manageiq-ui-classic-35beb5e894ab/app/controllers/catalog_controller.rb:548:in `svc_catalog_provision' /opt/rh/cfme-gemset/bundler/gems/manageiq-ui-classic-35beb5e894ab/app/controllers/application_controller/explorer.rb:180:in `generic_x_button' /opt/rh/cfme-gemset/bundler/gems/manageiq-ui-classic-35beb5e894ab/app/controllers/catalog_controller.rb:57:in `x_button' /opt/rh/cfme-gemset/gems/actionpack-5.0.3/lib/action_controller/metal/basic_implicit_render.rb:4:in `send_action' /opt/rh/cfme-gemset/gems/actionpack-5.0.3/lib/abstract_controller/base.rb:188:in `process_action' /opt/rh/cfme-gemset/gems/actionpack-5.0.3/lib/action_controller/metal/rendering.rb:30:in `process_action' /opt/rh/cfme-gemset/gems/actionpack-5.0.3/lib/abstract_controller/callbacks.rb:20:in `block in process_action' Expected results: the custom form loads as expected Additional info: does not happen if you click more slowly or mouse-over rather than click.