Null pointer exception when starting portal

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: Master
• Fix Version/s: 7.1.0 M2, 7.1.X, Master
• Component/s: Dynamic Data Mapping
• Labels: None
• Fix Priority: 5
• Git Pull Request: https://github.com/sergiogonzalez/liferay-portal/pull/4284

Portal won't start in git commit ID 831a88b with an exception thrown in console (please see attachment for it)