BPMN process validation is failing with ' Unknown gateway direction: Unspecified ' error in RHPAM 7

Issue

• BPMN process validation is failing with ' Unknown gateway direction: Unspecified ' error in RHPAM 7

ERROR [stderr] (EJB default - 1) java.lang.IllegalArgumentException: Unknown gateway direction: Unspecified
ERROR [stderr] (EJB default - 1)    at deployment.ROOT.war//org.jbpm.bpmn2.xml.ExclusiveGatewayHandler.createNode(ExclusiveGatewayHandler.java:39)
ERROR [stderr] (EJB default - 1)    at deployment.ROOT.war//org.jbpm.bpmn2.xml.AbstractNodeHandler.start(AbstractNodeHandler.java:110)
ERROR [stderr] (EJB default - 1)    at deployment.ROOT.war//org.drools.core.xml.ExtensibleXmlParser.startElement(ExtensibleXmlParser.java:409)
ERROR [stderr] (EJB default - 1)    at deployment.ROOT.war//org.apache.xerces.parsers.AbstractSAXParser.startElement(AbstractSAXParser.java:498)
ERROR [stderr] (EJB default - 1)    at deployment.ROOT.war//org.apache.xerces.impl.xs.XMLSchemaValidator.startElement(XMLSchemaValidator.java:792)