diff --git a/execute-procure-to-pay/cc-invoice-approval-process/cc-invoice-approval-process-v2.bpmn b/execute-procure-to-pay/cc-invoice-approval-process/cc-invoice-approval-process-v2.bpmn
index 22072861..7f187a85 100644
--- a/execute-procure-to-pay/cc-invoice-approval-process/cc-invoice-approval-process-v2.bpmn
+++ b/execute-procure-to-pay/cc-invoice-approval-process/cc-invoice-approval-process-v2.bpmn
@@ -249,11 +249,6 @@ Please fix.
       </bpmn:extensionElements>
       <bpmn:incoming>Flow_0hev3yn</bpmn:incoming>
       <bpmn:outgoing>Flow_02o270g</bpmn:outgoing>
-      <bpmn:property id="Property_039uu3h" name="__targetRef_placeholder" />
-      <bpmn:dataInputAssociation id="DataInputAssociation_1rm3xsh">
-        <bpmn:sourceRef>DataObjectReference_1lka1xq</bpmn:sourceRef>
-        <bpmn:targetRef>Property_039uu3h</bpmn:targetRef>
-      </bpmn:dataInputAssociation>
     </bpmn:serviceTask>
     <bpmn:intermediateThrowEvent id="Event_Invoice_is_accepted" name="Invoice is accepted">
       <bpmn:documentation>Process milestone should update the process metadata field “milestone reached”</bpmn:documentation>
@@ -262,7 +257,6 @@ Please fix.
     </bpmn:intermediateThrowEvent>
     <bpmn:sequenceFlow id="Flow_0hev3yn" sourceRef="Gateway_05ov5p5" targetRef="Activity_0o1vc0a" />
     <bpmn:sequenceFlow id="Flow_02o270g" sourceRef="Activity_0o1vc0a" targetRef="Gateway_1717c0p" />
-    <bpmn:dataObjectReference id="DataObjectReference_1lka1xq" name="invoice" />
     <bpmn:sequenceFlow id="Flow_01p5kjj" sourceRef="Activity_104xpp8" targetRef="Activity_0p88elm" />
     <bpmn:serviceTask id="Activity_0p88elm" name="2d. Upload Invoice PDF document" scriptFormat="python" script="invoice_name = invoice.contributorName + &#34;_&#34; + invoice.invoiceId">
       <bpmn:extensionElements>
@@ -405,11 +399,6 @@ Please fix.
     <bpmn:subProcess id="Activity_1ucvkk4" name="4a. Manual approval process">
       <bpmn:incoming>Flow_138hkfx</bpmn:incoming>
       <bpmn:outgoing>Flow_1m8oeg0</bpmn:outgoing>
-      <bpmn:property id="Property_1ovj9o4" name="__targetRef_placeholder" />
-      <bpmn:dataInputAssociation id="DataInputAssociation_1n4yvgg">
-        <bpmn:sourceRef>DataObjectReference_15hvy5y</bpmn:sourceRef>
-        <bpmn:targetRef>Property_1ovj9o4</bpmn:targetRef>
-      </bpmn:dataInputAssociation>
       <bpmn:startEvent id="Event_0jcphtt">
         <bpmn:outgoing>Flow_1cqninh</bpmn:outgoing>
       </bpmn:startEvent>
@@ -468,7 +457,6 @@ Please fix.
     <bpmn:endEvent id="Event_16u0f7b" name="Invoice is ready for payment">
       <bpmn:incoming>Flow_0vd1pxu</bpmn:incoming>
     </bpmn:endEvent>
-    <bpmn:dataObjectReference id="DataObjectReference_15hvy5y" name="invoice" />
     <bpmn:userTask id="Activity_06b32ar" name="Approve invocie manually">
       <bpmn:incoming>Flow_1m8oeg0</bpmn:incoming>
       <bpmn:outgoing>Flow_0yvmfqu</bpmn:outgoing>
@@ -575,12 +563,6 @@ temp_test = invoice["invoiceStatus"]
           <dc:Bounds x="1307" y="467" width="46" height="27" />
         </bpmndi:BPMNLabel>
       </bpmndi:BPMNShape>
-      <bpmndi:BPMNShape id="DataObjectReference_1lka1xq_di" bpmnElement="DataObjectReference_1lka1xq">
-        <dc:Bounds x="1482" y="285" width="36" height="50" />
-        <bpmndi:BPMNLabel>
-          <dc:Bounds x="1483" y="331" width="35" height="14" />
-        </bpmndi:BPMNLabel>
-      </bpmndi:BPMNShape>
       <bpmndi:BPMNShape id="Activity_0zssftc_di" bpmnElement="Activity_0p88elm">
         <dc:Bounds x="1680" y="560" width="100" height="80" />
       </bpmndi:BPMNShape>
@@ -656,12 +638,6 @@ temp_test = invoice["invoiceStatus"]
           <dc:Bounds x="3652" y="1096" width="77" height="27" />
         </bpmndi:BPMNLabel>
       </bpmndi:BPMNShape>
-      <bpmndi:BPMNShape id="DataObjectReference_15hvy5y_di" bpmnElement="DataObjectReference_15hvy5y">
-        <dc:Bounds x="2772" y="285" width="36" height="50" />
-        <bpmndi:BPMNLabel>
-          <dc:Bounds x="2772" y="331" width="35" height="14" />
-        </bpmndi:BPMNLabel>
-      </bpmndi:BPMNShape>
       <bpmndi:BPMNShape id="Activity_05nao2p_di" bpmnElement="Activity_06b32ar">
         <dc:Bounds x="2800" y="820" width="100" height="80" />
       </bpmndi:BPMNShape>
@@ -869,14 +845,6 @@ temp_test = invoice["invoiceStatus"]
       <bpmndi:BPMNShape id="TextAnnotation_1uaw1w7_di" bpmnElement="TextAnnotation_1uaw1w7">
         <dc:Bounds x="490" y="-170" width="580" height="30" />
       </bpmndi:BPMNShape>
-      <bpmndi:BPMNEdge id="DataInputAssociation_1rm3xsh_di" bpmnElement="DataInputAssociation_1rm3xsh">
-        <di:waypoint x="1518" y="330" />
-        <di:waypoint x="1582" y="400" />
-      </bpmndi:BPMNEdge>
-      <bpmndi:BPMNEdge id="DataInputAssociation_1n4yvgg_di" bpmnElement="DataInputAssociation_1n4yvgg">
-        <di:waypoint x="2772" y="328" />
-        <di:waypoint x="2726" y="375" />
-      </bpmndi:BPMNEdge>
       <bpmndi:BPMNEdge id="Association_1eygti7_di" bpmnElement="Association_1eygti7">
         <di:waypoint x="756" y="-70" />
         <di:waypoint x="823" y="-140" />