User cannot expand/collapse pages in the tree menu

• Type: Regression Bug
• Status: Closed
• Resolution: Duplicate
• Affects Version/s: 7.0.0 M3
• Fix Version/s: 7.0.0 M3
• Component/s: Frontend Infrastructure
• Labels: None
• Fix Priority: 3
• Git Pull Request: https://github.com/lipusz/liferay-portal/pull/40

Steps to reproduce:

Add Pages

1. Navigate to Site Pages
2. Add a Page called "parent"
3. Click Parent page
4. Add Child Page called "Child"

Attempt interaction

1. Make sure the Parent page is collapsed in the tree view
2. Reload the page
3. Click plus sign for Parent page to view child page

Expected result:

Child page should display under Parent page.

Actual result:

Expanding/collapsing pages in the tree does not work. User have to click the parent page in order to view child pages.