ExtensibleXmlParser error : Invalid content was found starting with element 'bpmn2:timeCycle'. No child element is expected at this point. in BPM Suite

Issue

• I get the following error when I start a Container.

2018-01-12 21:19:27,884 ERROR [org.drools.core.xml.ExtensibleXmlParser][690] (EJB default - 1) Process Info: id:com.sample.MyProcess, pkg:com.sample, name:MyProcess, version:1.0
Node Info: id:_FN3GsrwAEee8ouiAbN_xlA name: 
Parser message: (null: 389, 106): cvc-complex-type.2.4.d: Invalid content was found starting with element 'bpmn2:timeCycle'. No child element is expected at this point.

The Timer part of the bpmn2 files is:

    <bpmn2:intermediateCatchEvent id="_2A478CBA-B5FA-432E-904B-B2AE93132366" drools:selectable="true" drools:boundaryca="true" color:background-color="#f5deb3" color:border-color="#a0522d" color:color="#000000" name="MyTimer">
      <bpmn2:extensionElements>
        <drools:metaData name="elementname">
          <drools:metaValue><![CDATA[Retry Timer - Retry 5 times
]]></drools:metaValue>
        </drools:metaData>
      </bpmn2:extensionElements>
      <bpmn2:incoming>_6AD574BB-B558-4E60-81F3-97D22CA711B0</bpmn2:incoming>
      <bpmn2:outgoing>_1EB4F0C3-5662-4697-9AA4-649AB4DBB167</bpmn2:outgoing>
      <bpmn2:timerEventDefinition id="_FN3GsLwAEee8ouiAbN_xlA">
        <bpmn2:timeDuration xsi:type="bpmn2:tFormalExpression" id="_FN3GsbwAEee8ouiAbN_xlA">60s</bpmn2:timeDuration>
        <bpmn2:timeCycle xsi:type="bpmn2:tFormalExpression" id="_FN3GsrwAEee8ouiAbN_xlA" language="none">R5/PT60S</bpmn2:timeCycle>
      </bpmn2:timerEventDefinition>
    </bpmn2:intermediateCatchEvent>