Activating staging ends in NPE when instance default language is changed

• Type: Regression Bug
• Status: Closed
• Resolution: Duplicate
• Affects Version/s: 7.0.X EE
• Fix Version/s: Master
• Component/s: Staging
• Labels:
  • QA-AUTOMATION
  • staging_testing
• Fix Priority: 5

To reproduce:
1. Go to Control Panel, Configuration, Instance Settings, Miscellaneous, Display Settings
2. Configure any language other than English as Default Language
3. Logout
4. Login
5. Activate local staging

Actual result:

javax.portlet.PortletException: java.lang.NullPointerException

full trace is here: https://gist.github.com/kmaria/3ae688cc59894375cb3635f5cc89c226

Expected:
local staging to be enabled

Tested on ee-7.0.x 311f4b8