Config of Portlets of User and Group's statistics can not be saved

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 7.0.1 CE GA2
• Fix Version/s: 7.0.0 DXP FP2, 7.0.3 CE GA4, Master
• Component/s: Social Networking, Social Networking > Social Activity
• Labels:
  • liferay-digital-enterprise-70-sp1
  • liferay-fixpack-de-2-7010
• Story Points: 1
• Fix Priority: 4
• Liferay Contributor's Agreement:
  Accept
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal/pull/42163

Steps to reproduce

1. Add User Statistics/Group Statistics portlet to page
2. Configure portlet
3. Make changes to configuration
4. Click save

Expected result: Configuration is properly saved
Actual result: Configuration is not saved and the portlet is temporarily available. See attached .txt file for the console errors.

Reproduced on:
Tomcat 8.0.32 + MySQL 5.6
Portal master GIT ID: 9522812385d557087958ffed241f364ed6dc6861