Opening on behalf of Sathish who is hitting this:

Sep  8 20:54:32 ex-srv2 openshift-console[6568]: [DEBUG] src=app Aria call (576.8ms) get_usage_history https://secure.ariasystems.net/api/ws/api_ws_class_dispatcher.php [ code: 200, error_code: 23006, excepti
on: ["Aria::Error", "End date is less than start date. (23006)"] ]
Sep  8 20:54:32 ex-srv2 openshift-console[6568]: [ERROR] src=app Unhandled exception reference #412f7d60f626fc75c69f4cb5843c46dc: End date is less than start date. (23006)
/var/www/openshift/site/lib/aria/client.rb:50:in `block in invoke'
  /opt/rh/ruby193/root/usr/share/gems/gems/activesupport-3.2.8/lib/active_support/notifications.rb:123:in `block in instrument'
  /opt/rh/ruby193/root/usr/share/gems/gems/activesupport-3.2.8/lib/active_support/notifications/instrumenter.rb:20:in `instrument'
  /opt/rh/ruby193/root/usr/share/gems/gems/activesupport-3.2.8/lib/active_support/notifications.rb:123:in `instrument'
  /var/www/openshift/site/lib/aria/client.rb:38:in `invoke'
  /var/www/openshift/site/lib/aria/client.rb:27:in `method_missing'
  /var/www/openshift/site/lib/aria/methods.rb:122:in `get_usage_history'
  /var/www/openshift/site/lib/aria.rb:23:in `method_missing'
  /var/www/openshift/site/lib/cacheable.rb:26:in `block (3 levels) in initialize'
  /opt/rh/ruby193/root/usr/share/gems/gems/dalli-2.6.2/lib/active_support/cache/dalli_store.rb:76:in `block in fetch'
  /opt/rh/ruby193/root/usr/share/gems/gems/dalli-2.6.2/lib/active_support/cache/dalli_store.rb:279:in `block in instrument'
  /opt/rh/ruby193/root/usr/share/gems/gems/activesupport-3.2.8/lib/active_support/notifications.rb:125:in `instrument'
  /opt/rh/ruby193/root/usr/share/gems/gems/dalli-2.6.2/lib/active_support/cache/dalli_store.rb:279:in `instrument'
  /opt/rh/ruby193/root/usr/share/gems/gems/dalli-2.6.2/lib/active_support/cache/dalli_store.rb:75:in `fetch'
  /var/www/openshift/site/lib/cacheable.rb:25:in `block (2 levels) in initialize'
  /var/www/openshift/site/lib/aria/user.rb:219:in `unbilled_usage_line_items'
  /var/www/openshift/site/lib/aria/user.rb:196:in `next_bill'
  /var/www/openshift/site/app/controllers/account/extended_dashboard.rb:52:in `show'
  /opt/rh/ruby193/root/usr/share/gems/gems/actionpack-3.2.8/lib/action_controller/metal/implicit_render.rb:4:in `send_action'
  /opt/rh/ruby193/root/usr/share/gems/gems/actionpack-3.2.8/lib/abstract_


Logs from ex-srv2, in openshift-console.log