There are two back buttons in wiki.

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 6.1.X EE, 7.0.0 M3
• Fix Version/s: 6.2.1 CE GA2, 6.2.X EE, 7.0.0 M1
• Component/s: Wiki, ~ [Archived] Collaboration
• Labels:
  • QA-R
  • liferay-fixpack-collaboration-2-6210
• Environment: Tomcat 7.0 + MySQL 5. Portal 6.1.x EE GIT ID: 0a9eaa3bf46f0b30f80b0e755bff86f3e12d0890. ; Tomcat 7.0 + MySQL 5. Portal master GIT ID: f2c637f04d161786affd722c05d2807b90e42250.
• Branch Version/s:
  6.2.x
• Backported to Branch:
  Committed
• Story Points: 5
• Fix Priority: 3
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal/pull/15281

1. Go to Admin -> Wiki
2. Click Main
3. Click the two back buttons
4. Click Add Page then click the two back buttons

Expected result:
There is only one back button.

Actual result:
There are two back button, and they have the same function.