Scheduled web content cause error if is published twice

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 6.2.X EE, 7.0.0 DXP SP3, 7.0.0 DXP FP23, 7.0.X EE, Master
• Fix Version/s: 6.2.X EE, 7.0.0 DXP FP26, 7.0.X EE, 7.0.4 CE GA5, 7.1.X, Master
• Component/s: Staging, ~[Archived] WCM
• Labels:
  • QA-V
  • liferay-digital-enterprise-70-sp5
  • liferay-fixpack-de-26-7010
  • liferay-fixpack-portal-157-6210
• Branch Version/s:
  7.0.x, 6.2.x
• Backported to Branch:
  Committed
• Story Points: 1
• Fix Priority: 3
• Git Pull Request: https://github.com/liferay/com-liferay-journal/pull/402

Environment with remote staging configured.
1- Add a web content display.
2- Include a web content and schedule it to the future.
3- Publish to Live.
4- After that, re-publish again without modification.

Expected behaviour:
The web content display shows the web content scheduled for publication.

Actual behaviour:
After the second publication process the web content display shows the following error:

The selected web content no longer exists.
Do you want to Select Another Web Content?
Reproduced on 

6.2.X and Master Commit 8b8e7ca64f69dd7573b31fa2017d243cfeb96299 - Thu Jul 13 21:41:28 2017 -0700