See JBPM-4719.
The issue was fixed with the following commits: 6.3.x: https://github.com/droolsjbpm/kie-wb-common/commit/b01ac6f58b66d3308beb7671ced0e8b0c435c2e0 master: https://github.com/droolsjbpm/kie-wb-common/commit/41d70b3e93769bbde78829ebe381322231243cf5
Walter Medvedeo <wmedvede> updated the status of jira JBPM-4719 to Coding In Progress
Walter Medvedeo <wmedvede> updated the status of jira JBPM-4719 to Resolved