diff --git a/bpmn/MSOCommonBPMN/src/main/java/org/onap/so/bpmn/common/BuildingBlockExecution.java b/bpmn/MSOCommonBPMN/src/main/java/org/onap/so/bpmn/common/BuildingBlockExecution.java
index a2f6637..1ffd9dd 100644
--- a/bpmn/MSOCommonBPMN/src/main/java/org/onap/so/bpmn/common/BuildingBlockExecution.java
+++ b/bpmn/MSOCommonBPMN/src/main/java/org/onap/so/bpmn/common/BuildingBlockExecution.java
@@ -34,4 +34,5 @@
 	public <T> T getRequiredVariable(String key) throws RequiredExecutionVariableExeception;
 	public void setVariable(String key, Serializable value);
 	public Map<ResourceKey, String> getLookupMap();
+	public String getFlowToBeCalled();
 }
diff --git a/bpmn/MSOCommonBPMN/src/main/java/org/onap/so/bpmn/common/DelegateExecutionImpl.java b/bpmn/MSOCommonBPMN/src/main/java/org/onap/so/bpmn/common/DelegateExecutionImpl.java
index ef564c6..1c1d6b7 100644
--- a/bpmn/MSOCommonBPMN/src/main/java/org/onap/so/bpmn/common/DelegateExecutionImpl.java
+++ b/bpmn/MSOCommonBPMN/src/main/java/org/onap/so/bpmn/common/DelegateExecutionImpl.java
@@ -97,6 +97,10 @@
 		return this.get("lookupKeyMap");
 	}
 	
+	@Override
+	public String getFlowToBeCalled() {
+		return this.get("flowToBeCalled");
+	}
 	public DelegateExecution getDelegateExecution() {
 		return this.execution;
 	}
diff --git a/bpmn/MSOCommonBPMN/src/main/java/org/onap/so/bpmn/servicedecomposition/tasks/BBInputSetup.java b/bpmn/MSOCommonBPMN/src/main/java/org/onap/so/bpmn/servicedecomposition/tasks/BBInputSetup.java
index 769d3e4..8cc25a2 100644
--- a/bpmn/MSOCommonBPMN/src/main/java/org/onap/so/bpmn/servicedecomposition/tasks/BBInputSetup.java
+++ b/bpmn/MSOCommonBPMN/src/main/java/org/onap/so/bpmn/servicedecomposition/tasks/BBInputSetup.java
@@ -571,7 +571,7 @@
 		if (relatedInstanceList != null) {
 			for (RelatedInstanceList relatedInstList : relatedInstanceList) {
 				RelatedInstance relatedInstance = relatedInstList.getRelatedInstance();
-				if (relatedInstance.getModelInfo().getModelType().equals(ModelType.networkCollection)) {
+				if (relatedInstance.getModelInfo().getModelType().equals(ModelType.networkInstanceGroup)) {
 					instanceGroupModelInfo = relatedInstance.getModelInfo();
 					instanceGroupId = relatedInstance.getInstanceId();
 				}
diff --git a/bpmn/MSOCommonBPMN/src/test/resources/__files/ExecuteBuildingBlock/RequestDetails_CreateVnf.json b/bpmn/MSOCommonBPMN/src/test/resources/__files/ExecuteBuildingBlock/RequestDetails_CreateVnf.json
index 8332ddc..a6072bb 100644
--- a/bpmn/MSOCommonBPMN/src/test/resources/__files/ExecuteBuildingBlock/RequestDetails_CreateVnf.json
+++ b/bpmn/MSOCommonBPMN/src/test/resources/__files/ExecuteBuildingBlock/RequestDetails_CreateVnf.json
@@ -45,7 +45,7 @@
 			"relatedInstance": {
 				"instanceId": "{instanceGroupId}",
 				"modelInfo": {
-					"modelType": "networkCollection",
+					"modelType": "networkInstanceGroup",
 					"modelInvariantId": "9ea660dc-155f-44d3-b45c-cc7648b4f31c",
 					"modelVersionId": "bb07aad1-ce2d-40c1-85cb-5392f76bb1ef",
 					"modelName": "{network collection model name}",
diff --git a/bpmn/so-bpmn-building-blocks/src/main/resources/subprocess/BuildingBlock/AssignVfModuleBB.bpmn b/bpmn/so-bpmn-building-blocks/src/main/resources/subprocess/BuildingBlock/AssignVfModuleBB.bpmn
index 92b03a7..3ab34c4 100644
--- a/bpmn/so-bpmn-building-blocks/src/main/resources/subprocess/BuildingBlock/AssignVfModuleBB.bpmn
+++ b/bpmn/so-bpmn-building-blocks/src/main/resources/subprocess/BuildingBlock/AssignVfModuleBB.bpmn
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:camunda="http://camunda.org/schema/1.0/bpmn" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" id="Definitions_1" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="1.10.0">
+<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:camunda="http://camunda.org/schema/1.0/bpmn" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" id="Definitions_1" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="1.4.0">
   <bpmn:process id="AssignVfModuleBB" name="AssignVfModuleBB" isExecutable="true">
     <bpmn:startEvent id="AssignVfModuleBB_Start">
       <bpmn:outgoing>SequenceFlow_1xr6chl</bpmn:outgoing>
@@ -18,7 +18,7 @@
       <bpmn:incoming>SequenceFlow_14xl505</bpmn:incoming>
     </bpmn:endEvent>
     <bpmn:sequenceFlow id="SequenceFlow_14xl505" sourceRef="UpdateVfModuleStatus" targetRef="AssignVfModuleBB_End" />
-    <bpmn:serviceTask id="UpdateVfModuleStatus" name="&#10;AAI&#10;Update&#10;(vf module)&#10;" camunda:expression="${AAIUpdateTasks.updateOrchestrationStatusAssignedVfModule(InjectExecution.execute(execution, execution.getVariable(&#34;gBuildingBlockExecution&#34;)))}">
+    <bpmn:serviceTask id="UpdateVfModuleStatus" name="&#10;AAI&#10;Update&#10;(vf module)&#10;" camunda:expression="${AAIUpdateTasks.updateOrchestrationStatusAssignedOrPendingActivationVfModule(InjectExecution.execute(execution, execution.getVariable(&#34;gBuildingBlockExecution&#34;)))}">
       <bpmn:incoming>SequenceFlow_15hn8si</bpmn:incoming>
       <bpmn:outgoing>SequenceFlow_14xl505</bpmn:outgoing>
     </bpmn:serviceTask>
diff --git a/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DeleteVfModuleVolumeInfraV1.groovy b/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DeleteVfModuleVolumeInfraV1.groovy
index 7ddfdec..83f2fe0 100644
--- a/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DeleteVfModuleVolumeInfraV1.groovy
+++ b/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DeleteVfModuleVolumeInfraV1.groovy
@@ -395,13 +395,9 @@
 
 		AaiUtil aaiUtil = new AaiUtil(this)
 
-		AAIResourceUri uri = AAIUriFactory.createResourceUri(AAIObjectType.VOLUME_GROUP, Defaults.CLOUD_OWNER.toString(), cloudRegion, groupId).queryParam("resource-version", resourceVersion)
+		AAIResourceUri uri = AAIUriFactory.createResourceUri(AAIObjectType.VOLUME_GROUP, Defaults.CLOUD_OWNER.toString(), cloudRegion, groupId).resourceVersion(resourceVersion)
 		def deleteAAIVolumeGrpIdRequest = aaiUtil.createAaiUri(uri)
 
-		if(resourceVersion !=null){
-			deleteAAIVolumeGrpIdRequest = deleteAAIVolumeGrpIdRequest +'?resource-version=' + UriUtils.encode(resourceVersion, 'UTF-8')
-		}
-
 		msoLogger.debug("Delete AAI volume group : " + deleteAAIVolumeGrpIdRequest)
 
 		APIResponse response = aaiUtil.executeAAIDeleteCall(execution, deleteAAIVolumeGrpIdRequest)
diff --git a/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoCreateVfModule.groovy b/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoCreateVfModule.groovy
index 6783808..58b90a1 100644
--- a/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoCreateVfModule.groovy
+++ b/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoCreateVfModule.groovy
@@ -720,7 +720,7 @@
 			def vfModuleName = execution.getVariable('DCVFM_vfModuleName')
 
 			AaiUtil aaiUriUtil = new AaiUtil(this)
-			AAIResourceUri uri = AAIUriFactory.createResourceUri(AAIObjectPlurals.VF_MODULES, vnfId).queryParam("vf-module-name",vfModuleName)
+			AAIResourceUri uri = AAIUriFactory.createResourceUri(AAIObjectPlurals.VF_MODULE, vnfId).queryParam("vf-module-name",vfModuleName)
 			String endPoint = aaiUriUtil.createAaiUri(uri)
 
 			try {
diff --git a/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoCreateVfModuleVolumeRollback.groovy b/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoCreateVfModuleVolumeRollback.groovy
index 3b0707a..8968c75 100644
--- a/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoCreateVfModuleVolumeRollback.groovy
+++ b/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoCreateVfModuleVolumeRollback.groovy
@@ -193,7 +193,7 @@
 
 		AaiUtil aaiUtil = new AaiUtil(this)
 
-		AAIResourceUri uri = AAIUriFactory.createResourceUri(AAIObjectType.VOLUME_GROUP, Defaults.CLOUD_OWNER.toString(), cloudRegion, volumeGroupId).queryParam("resource-version", resourceVersion)
+		AAIResourceUri uri = AAIUriFactory.createResourceUri(AAIObjectType.VOLUME_GROUP, Defaults.CLOUD_OWNER.toString(), cloudRegion, volumeGroupId).resourceVersion(resourceVersion)
 		def deleteAAIVolumeGrpIdRequest = aaiUtil.createAaiUri(uri)
 
 		msoLogger.debug('Delete AAI volume group : ' + deleteAAIVolumeGrpIdRequest)
diff --git a/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoDeleteVfModuleVolumeV2.groovy b/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoDeleteVfModuleVolumeV2.groovy
index 03e47cf..73fd78f 100644
--- a/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoDeleteVfModuleVolumeV2.groovy
+++ b/bpmn/so-bpmn-infrastructure-common/src/main/groovy/org/onap/so/bpmn/infrastructure/scripts/DoDeleteVfModuleVolumeV2.groovy
@@ -271,7 +271,7 @@
 
 		AaiUtil aaiUtil = new AaiUtil(this)
 
-		AAIResourceUri uri = AAIUriFactory.createResourceUri(AAIObjectType.VOLUME_GROUP, Defaults.CLOUD_OWNER.toString(), cloudRegion, groupId).queryParam("resource-version", resourceVersion)
+		AAIResourceUri uri = AAIUriFactory.createResourceUri(AAIObjectType.VOLUME_GROUP, Defaults.CLOUD_OWNER.toString(), cloudRegion, groupId).resourceVersion(resourceVersion)
 		def deleteAAIVolumeGrpIdRequest = aaiUtil.createAaiUri(uri)
 
 		msoLogger.debug('Delete AAI volume group : ' + deleteAAIVolumeGrpIdRequest)
@@ -284,8 +284,6 @@
 
 		msoLogger.debug("AAI delete volume group return code: " + returnCode)
 		msoLogger.debug("AAI delete volume group response: " + aaiResponseAsString)
-		msoLogger.debug("AAI delete volume group return code: " + returnCode)
-		msoLogger.debug("AAI delete volume group response: " + aaiResponseAsString)
 
 		ExceptionUtil exceptionUtil = new ExceptionUtil()
 		if (returnCode=='200' || (returnCode == '204')) {
diff --git a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/aai/tasks/AAIUpdateTasks.java b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/aai/tasks/AAIUpdateTasks.java
index c84e269..87c04d7 100644
--- a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/aai/tasks/AAIUpdateTasks.java
+++ b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/aai/tasks/AAIUpdateTasks.java
@@ -54,6 +54,8 @@
 @Component
 public class AAIUpdateTasks {
 	private static final MsoLogger msoLogger = MsoLogger.getMsoLogger(MsoLogger.Catalog.BPEL, AAIUpdateTasks.class);
+	private static final String MULTI_STAGE_DESIGN_OFF = "false";
+	private static final String MULTI_STAGE_DESIGN_ON = "true";
 	@Autowired
 	private AAIServiceInstanceResources aaiServiceInstanceResources;
 	@Autowired
@@ -185,6 +187,26 @@
 		}
 	}
 	
+	public void updateOrchestrationStatusAssignedOrPendingActivationVfModule(BuildingBlockExecution execution) {
+		try {
+			VfModule vfModule = extractPojosForBB.extractByKey(execution, ResourceKey.VF_MODULE_ID, execution.getLookupMap().get(ResourceKey.VF_MODULE_ID));
+			vfModule.setHeatStackId("");
+			GenericVnf vnf = extractPojosForBB.extractByKey(execution, ResourceKey.GENERIC_VNF_ID, execution.getLookupMap().get(ResourceKey.GENERIC_VNF_ID));
+			String multiStageDesign = MULTI_STAGE_DESIGN_OFF;
+			if (vnf.getModelInfoGenericVnf() != null) {
+				multiStageDesign = vnf.getModelInfoGenericVnf().getMultiStageDesign();
+			}
+			if (multiStageDesign != null && multiStageDesign.equalsIgnoreCase(MULTI_STAGE_DESIGN_ON)) {
+				aaiVfModuleResources.updateOrchestrationStatusVfModule(vfModule,vnf,OrchestrationStatus.PENDING_ACTIVATION);
+			}
+			else {
+				aaiVfModuleResources.updateOrchestrationStatusVfModule(vfModule,vnf,OrchestrationStatus.ASSIGNED);
+			}
+		} catch (Exception ex) {			
+			exceptionUtil.buildAndThrowWorkflowException(execution, 7000, ex);
+		}
+	}
+	
 	public void updateOrchestrationStatusCreatedVfModule(BuildingBlockExecution execution) {		
 		try {
 			VfModule vfModule = extractPojosForBB.extractByKey(execution, ResourceKey.VF_MODULE_ID, execution.getLookupMap().get(ResourceKey.VF_MODULE_ID));
diff --git a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/workflow/tasks/OrchestrationStatusValidator.java b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/workflow/tasks/OrchestrationStatusValidator.java
index 55ebad6..88ae374 100644
--- a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/workflow/tasks/OrchestrationStatusValidator.java
+++ b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/workflow/tasks/OrchestrationStatusValidator.java
@@ -23,12 +23,15 @@
 import org.onap.so.bpmn.common.BuildingBlockExecution;
 import org.onap.so.bpmn.servicedecomposition.entities.ResourceKey;
 import org.onap.so.bpmn.servicedecomposition.tasks.ExtractPojosForBB;
+import org.onap.so.client.exception.BBObjectNotFoundException;
 import org.onap.so.client.exception.ExceptionBuilder;
 import org.onap.so.client.exception.OrchestrationStatusValidationException;
 import org.onap.so.db.catalog.beans.BuildingBlockDetail;
+import org.onap.so.db.catalog.beans.OrchestrationAction;
 import org.onap.so.db.catalog.beans.OrchestrationStatus;
 import org.onap.so.db.catalog.beans.OrchestrationStatusStateTransitionDirective;
 import org.onap.so.db.catalog.beans.OrchestrationStatusValidationDirective;
+import org.onap.so.db.catalog.beans.ResourceType;
 import org.onap.so.db.catalog.client.CatalogDbClient;
 import org.onap.so.logger.MsoLogger;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -42,6 +45,8 @@
 	private static final String UNKNOWN_RESOURCE_TYPE = "Building Block (%s) not set up correctly in Orchestration_Status_Validation table in CatalogDB. ResourceType=(%s), TargetAction=(%s)";
 	private static final String ORCHESTRATION_VALIDATION_FAIL = "Orchestration Status Validation failed. ResourceType=(%s), TargetAction=(%s), OrchestrationStatus=(%s)";
 	private static final String ORCHESTRATION_STATUS_VALIDATION_RESULT = "orchestrationStatusValidationResult";
+	private static final String MULTI_STAGE_DESIGN_OFF = "false";
+	private static final String MULTI_STAGE_DESIGN_ON = "true";
 	
 	
 	@Autowired
@@ -53,9 +58,11 @@
 	
 	public void validateOrchestrationStatus(BuildingBlockExecution execution) {
 		try {
+			OrchestrationStatusValidationDirective previousOrchestrationStatusValidationResult = execution.getVariable(ORCHESTRATION_STATUS_VALIDATION_RESULT);
+			
 			execution.setVariable(ORCHESTRATION_STATUS_VALIDATION_RESULT, null);
 			
-			String buildingBlockFlowName = (String) execution.getVariable("flowToBeCalled");
+			String buildingBlockFlowName = execution.getFlowToBeCalled();
 			
 			BuildingBlockDetail buildingBlockDetail = catalogDbClient.getBuildingBlockDetail(buildingBlockFlowName);
 			
@@ -105,13 +112,40 @@
 			}
 			OrchestrationStatusStateTransitionDirective orchestrationStatusStateTransitionDirective = catalogDbClient.getOrchestrationStatusStateTransitionDirective(buildingBlockDetail.getResourceType(), orchestrationStatus, buildingBlockDetail.getTargetAction());
 			
+			if(ResourceType.VF_MODULE.equals(buildingBlockDetail.getResourceType()) && OrchestrationAction.CREATE.equals(buildingBlockDetail.getTargetAction()) &&
+					OrchestrationStatus.PENDING_ACTIVATION.equals(orchestrationStatus)) {				
+				org.onap.so.bpmn.servicedecomposition.bbobjects.GenericVnf genericVnf = extractPojosForBB.extractByKey(execution, ResourceKey.GENERIC_VNF_ID, execution.getLookupMap().get(ResourceKey.GENERIC_VNF_ID));
+				orchestrationStatusStateTransitionDirective = processPossibleSecondStageofVfModuleCreate(execution, previousOrchestrationStatusValidationResult,
+						genericVnf, orchestrationStatusStateTransitionDirective);	
+			}
+			
 			if (orchestrationStatusStateTransitionDirective.getFlowDirective() == OrchestrationStatusValidationDirective.FAIL) {
 				throw new OrchestrationStatusValidationException(String.format(ORCHESTRATION_VALIDATION_FAIL, buildingBlockDetail.getResourceType(), buildingBlockDetail.getTargetAction(), orchestrationStatus));
 			}
 			
 			execution.setVariable(ORCHESTRATION_STATUS_VALIDATION_RESULT, orchestrationStatusStateTransitionDirective.getFlowDirective());
-		} catch (Exception e) {
+		}catch(BBObjectNotFoundException ex){
+			if(execution.getFlowToBeCalled().contains("Unassign")){
+				execution.setVariable(ORCHESTRATION_STATUS_VALIDATION_RESULT, OrchestrationStatusValidationDirective.SILENT_SUCCESS);
+			}else{
+				exceptionBuilder.buildAndThrowWorkflowException(execution, 7000, ex);
+			}
+		}catch (Exception e) {
 			exceptionBuilder.buildAndThrowWorkflowException(execution, 7000, e);
 		}
 	}
+	
+	private OrchestrationStatusStateTransitionDirective processPossibleSecondStageofVfModuleCreate(BuildingBlockExecution execution, OrchestrationStatusValidationDirective previousOrchestrationStatusValidationResult,
+			org.onap.so.bpmn.servicedecomposition.bbobjects.GenericVnf genericVnf, OrchestrationStatusStateTransitionDirective orchestrationStatusStateTransitionDirective) {		
+		if (previousOrchestrationStatusValidationResult != null && previousOrchestrationStatusValidationResult.equals(OrchestrationStatusValidationDirective.SILENT_SUCCESS)) {			
+			String multiStageDesign = "false";			
+			if (genericVnf.getModelInfoGenericVnf() != null) {
+				multiStageDesign = genericVnf.getModelInfoGenericVnf().getMultiStageDesign();
+			}
+			if (multiStageDesign != null && multiStageDesign.equalsIgnoreCase("true")) {				
+				orchestrationStatusStateTransitionDirective.setFlowDirective(OrchestrationStatusValidationDirective.CONTINUE);						
+			}					
+		}
+		return orchestrationStatusStateTransitionDirective;
+	}
 }
diff --git a/bpmn/so-bpmn-tasks/src/test/java/org/onap/so/bpmn/infrastructure/aai/tasks/AAIUpdateTasksTest.java b/bpmn/so-bpmn-tasks/src/test/java/org/onap/so/bpmn/infrastructure/aai/tasks/AAIUpdateTasksTest.java
index 5595894..560f2a9 100644
--- a/bpmn/so-bpmn-tasks/src/test/java/org/onap/so/bpmn/infrastructure/aai/tasks/AAIUpdateTasksTest.java
+++ b/bpmn/so-bpmn-tasks/src/test/java/org/onap/so/bpmn/infrastructure/aai/tasks/AAIUpdateTasksTest.java
@@ -49,6 +49,7 @@
 import org.onap.so.bpmn.servicedecomposition.bbobjects.Subnet;
 import org.onap.so.bpmn.servicedecomposition.bbobjects.VfModule;
 import org.onap.so.bpmn.servicedecomposition.bbobjects.VolumeGroup;
+import org.onap.so.bpmn.servicedecomposition.modelinfo.ModelInfoGenericVnf;
 import org.onap.so.db.catalog.beans.OrchestrationStatus;
 import org.springframework.beans.factory.annotation.Autowired;
 
@@ -167,6 +168,37 @@
 	}
 	
 	@Test
+	public void updateOrchestrationStatusAssignedOrPendingActivationVfModuleNoMultiStageTest() throws Exception {
+		ModelInfoGenericVnf modelInfoGenericVnf = new ModelInfoGenericVnf();
+		modelInfoGenericVnf.setMultiStageDesign("false");
+		genericVnf.setModelInfoGenericVnf(modelInfoGenericVnf);
+		doNothing().when(aaiVfModuleResources).updateOrchestrationStatusVfModule(vfModule, genericVnf, OrchestrationStatus.ASSIGNED);
+		aaiUpdateTasks.updateOrchestrationStatusAssignedOrPendingActivationVfModule(execution);
+		verify(aaiVfModuleResources, times(1)).updateOrchestrationStatusVfModule(vfModule, genericVnf, OrchestrationStatus.ASSIGNED);
+		assertEquals("", vfModule.getHeatStackId());
+	}
+	
+	@Test
+	public void updateOrchestrationStatusAssignedOrPendingActivationVfModuleWithMultiStageTest() throws Exception {
+		ModelInfoGenericVnf modelInfoGenericVnf = new ModelInfoGenericVnf();
+		modelInfoGenericVnf.setMultiStageDesign("true");
+		genericVnf.setModelInfoGenericVnf(modelInfoGenericVnf);
+		doNothing().when(aaiVfModuleResources).updateOrchestrationStatusVfModule(vfModule, genericVnf, OrchestrationStatus.PENDING_ACTIVATION);
+		aaiUpdateTasks.updateOrchestrationStatusAssignedOrPendingActivationVfModule(execution);
+		verify(aaiVfModuleResources, times(1)).updateOrchestrationStatusVfModule(vfModule, genericVnf, OrchestrationStatus.PENDING_ACTIVATION);
+		assertEquals("", vfModule.getHeatStackId());
+	}
+	
+	@Test
+	public void updateOrchestrationStatusAssignedOrPendingActivationVfModuleExceptionTest() throws Exception {
+		doThrow(Exception.class).when(aaiVfModuleResources).updateOrchestrationStatusVfModule(vfModule, genericVnf, OrchestrationStatus.ASSIGNED);
+		
+		expectedException.expect(BpmnError.class);
+		
+		aaiUpdateTasks.updateOrchestrationStatusAssignedOrPendingActivationVfModule(execution);
+	}
+	
+	@Test
 	public void updateOrchestrationStatusCreatedVfModuleTest() throws Exception {		
 		doNothing().when(aaiVfModuleResources).updateOrchestrationStatusVfModule(vfModule, genericVnf, OrchestrationStatus.CREATED);
 		aaiUpdateTasks.updateOrchestrationStatusCreatedVfModule(execution);
diff --git a/bpmn/so-bpmn-tasks/src/test/java/org/onap/so/bpmn/infrastructure/workflow/tasks/OrchestrationStatusValidatorTest.java b/bpmn/so-bpmn-tasks/src/test/java/org/onap/so/bpmn/infrastructure/workflow/tasks/OrchestrationStatusValidatorTest.java
index b0b07d8..fa5081d 100644
--- a/bpmn/so-bpmn-tasks/src/test/java/org/onap/so/bpmn/infrastructure/workflow/tasks/OrchestrationStatusValidatorTest.java
+++ b/bpmn/so-bpmn-tasks/src/test/java/org/onap/so/bpmn/infrastructure/workflow/tasks/OrchestrationStatusValidatorTest.java
@@ -24,14 +24,17 @@
 import static org.mockito.Mockito.doReturn;
 
 import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.List;
 
 import org.camunda.bpm.engine.delegate.BpmnError;
 import org.junit.Test;
 import org.onap.so.bpmn.BaseTaskTest;
 import org.onap.so.bpmn.servicedecomposition.bbobjects.Configuration;
+import org.onap.so.bpmn.servicedecomposition.bbobjects.GenericVnf;
 import org.onap.so.bpmn.servicedecomposition.bbobjects.ServiceInstance;
 import org.onap.so.bpmn.servicedecomposition.entities.ResourceKey;
+import org.onap.so.bpmn.servicedecomposition.modelinfo.ModelInfoGenericVnf;
 import org.onap.so.db.catalog.beans.BuildingBlockDetail;
 import org.onap.so.db.catalog.beans.OrchestrationAction;
 import org.onap.so.db.catalog.beans.OrchestrationStatus;
@@ -179,4 +182,206 @@
 		
 		orchestrationStatusValidator.validateOrchestrationStatus(execution);
 	}
+	
+	@Test
+	public void test_validateOrchestrationStatus_unassignNotFound() throws Exception{
+		String flowToBeCalled = "UnassignServiceInstanceBB";
+		
+		execution.setVariable("flowToBeCalled", flowToBeCalled);
+		
+		BuildingBlockDetail buildingBlockDetail = new BuildingBlockDetail();
+		buildingBlockDetail.setBuildingBlockName("UnassignServiceInstanceBB");
+		buildingBlockDetail.setId(1);
+		buildingBlockDetail.setResourceType(ResourceType.SERVICE);
+		buildingBlockDetail.setTargetAction(OrchestrationAction.UNASSIGN);
+		
+		doReturn(buildingBlockDetail).when(catalogDbClient).getBuildingBlockDetail(flowToBeCalled);
+		
+		lookupKeyMap = new HashMap<ResourceKey, String>();
+		
+		orchestrationStatusValidator.validateOrchestrationStatus(execution);
+		
+		assertEquals(OrchestrationStatusValidationDirective.SILENT_SUCCESS,execution.getVariable("orchestrationStatusValidationResult"));
+	}
+	
+	@Test
+	public void test_validateOrchestrationStatusSecondStageOfMultiStageEnabledVfModule() throws Exception {
+		String flowToBeCalled = "CreateVfModuleBB";
+				
+		execution.setVariable("orchestrationStatusValidationResult", OrchestrationStatusValidationDirective.SILENT_SUCCESS);
+		
+		execution.setVariable("flowToBeCalled", flowToBeCalled);
+		
+		GenericVnf genericVnf = buildGenericVnf();
+		ModelInfoGenericVnf modelInfoGenericVnf = genericVnf.getModelInfoGenericVnf();
+		modelInfoGenericVnf.setMultiStageDesign("true");
+		setGenericVnf().setModelInfoGenericVnf(modelInfoGenericVnf);
+		setVfModule().setOrchestrationStatus(OrchestrationStatus.PENDING_ACTIVATION);
+		
+		BuildingBlockDetail buildingBlockDetail = new BuildingBlockDetail();
+		buildingBlockDetail.setBuildingBlockName("CreateVfModuleBB");
+		buildingBlockDetail.setId(1);
+		buildingBlockDetail.setResourceType(ResourceType.VF_MODULE);
+		buildingBlockDetail.setTargetAction(OrchestrationAction.CREATE);
+		
+		doReturn(buildingBlockDetail).when(catalogDbClient).getBuildingBlockDetail(flowToBeCalled);
+		
+		OrchestrationStatusStateTransitionDirective orchestrationStatusStateTransitionDirective = new OrchestrationStatusStateTransitionDirective();
+		orchestrationStatusStateTransitionDirective.setFlowDirective(OrchestrationStatusValidationDirective.FAIL);
+		orchestrationStatusStateTransitionDirective.setId(1);
+		orchestrationStatusStateTransitionDirective.setOrchestrationStatus(OrchestrationStatus.PENDING_ACTIVATION);
+		orchestrationStatusStateTransitionDirective.setResourceType(ResourceType.VF_MODULE);
+		orchestrationStatusStateTransitionDirective.setTargetAction(OrchestrationAction.CREATE);
+		
+		doReturn(orchestrationStatusStateTransitionDirective).when(catalogDbClient).getOrchestrationStatusStateTransitionDirective(ResourceType.VF_MODULE, OrchestrationStatus.PENDING_ACTIVATION, OrchestrationAction.CREATE);
+		
+		orchestrationStatusValidator.validateOrchestrationStatus(execution);
+		
+		assertEquals(OrchestrationStatusValidationDirective.CONTINUE, execution.getVariable("orchestrationStatusValidationResult"));
+	}
+	
+
+	@Test
+	public void test_validateOrchestrationStatusSecondStageOfMultiStageWrongPrevStatusVfModule() throws Exception {
+		String flowToBeCalled = "CreateVfModuleBB";
+		
+		execution.setVariable("orchestrationStatusValidationResult", OrchestrationStatusValidationDirective.CONTINUE);
+		
+		execution.setVariable("flowToBeCalled", flowToBeCalled);
+		
+		GenericVnf genericVnf = buildGenericVnf();
+		ModelInfoGenericVnf modelInfoGenericVnf = genericVnf.getModelInfoGenericVnf();
+		modelInfoGenericVnf.setMultiStageDesign("true");
+		setGenericVnf().setModelInfoGenericVnf(modelInfoGenericVnf);
+		setVfModule().setOrchestrationStatus(OrchestrationStatus.PENDING_ACTIVATION);
+		
+		BuildingBlockDetail buildingBlockDetail = new BuildingBlockDetail();
+		buildingBlockDetail.setBuildingBlockName("CreateVfModuleBB");
+		buildingBlockDetail.setId(1);
+		buildingBlockDetail.setResourceType(ResourceType.VF_MODULE);
+		buildingBlockDetail.setTargetAction(OrchestrationAction.CREATE);
+		
+		doReturn(buildingBlockDetail).when(catalogDbClient).getBuildingBlockDetail(flowToBeCalled);
+		
+		OrchestrationStatusStateTransitionDirective orchestrationStatusStateTransitionDirective = new OrchestrationStatusStateTransitionDirective();
+		orchestrationStatusStateTransitionDirective.setFlowDirective(OrchestrationStatusValidationDirective.SILENT_SUCCESS);
+		orchestrationStatusStateTransitionDirective.setId(1);
+		orchestrationStatusStateTransitionDirective.setOrchestrationStatus(OrchestrationStatus.PENDING_ACTIVATION);
+		orchestrationStatusStateTransitionDirective.setResourceType(ResourceType.VF_MODULE);
+		orchestrationStatusStateTransitionDirective.setTargetAction(OrchestrationAction.CREATE);
+		
+		doReturn(orchestrationStatusStateTransitionDirective).when(catalogDbClient).getOrchestrationStatusStateTransitionDirective(ResourceType.VF_MODULE, OrchestrationStatus.PENDING_ACTIVATION, OrchestrationAction.CREATE);
+		
+		orchestrationStatusValidator.validateOrchestrationStatus(execution);
+		
+		assertEquals(OrchestrationStatusValidationDirective.SILENT_SUCCESS, execution.getVariable("orchestrationStatusValidationResult"));
+	}
+	
+	@Test
+	public void test_validateOrchestrationStatusSecondStageOfMultiStageDisabledVfModule() throws Exception {
+		String flowToBeCalled = "CreateVfModuleBB";		
+		
+		execution.setVariable("orchestrationStatusValidationResult", OrchestrationStatusValidationDirective.SILENT_SUCCESS);
+		
+		execution.setVariable("flowToBeCalled", flowToBeCalled);
+		
+		GenericVnf genericVnf = buildGenericVnf();
+		ModelInfoGenericVnf modelInfoGenericVnf = genericVnf.getModelInfoGenericVnf();
+		modelInfoGenericVnf.setMultiStageDesign("false");
+		setGenericVnf().setModelInfoGenericVnf(modelInfoGenericVnf);
+		setVfModule().setOrchestrationStatus(OrchestrationStatus.PENDING_ACTIVATION);
+		
+		BuildingBlockDetail buildingBlockDetail = new BuildingBlockDetail();
+		buildingBlockDetail.setBuildingBlockName("CreateVfModuleBB");
+		buildingBlockDetail.setId(1);
+		buildingBlockDetail.setResourceType(ResourceType.VF_MODULE);
+		buildingBlockDetail.setTargetAction(OrchestrationAction.CREATE);
+		
+		doReturn(buildingBlockDetail).when(catalogDbClient).getBuildingBlockDetail(flowToBeCalled);
+		
+		OrchestrationStatusStateTransitionDirective orchestrationStatusStateTransitionDirective = new OrchestrationStatusStateTransitionDirective();
+		orchestrationStatusStateTransitionDirective.setFlowDirective(OrchestrationStatusValidationDirective.SILENT_SUCCESS);
+		orchestrationStatusStateTransitionDirective.setId(1);
+		orchestrationStatusStateTransitionDirective.setOrchestrationStatus(OrchestrationStatus.PENDING_ACTIVATION);
+		orchestrationStatusStateTransitionDirective.setResourceType(ResourceType.VF_MODULE);
+		orchestrationStatusStateTransitionDirective.setTargetAction(OrchestrationAction.CREATE);
+		
+		doReturn(orchestrationStatusStateTransitionDirective).when(catalogDbClient).getOrchestrationStatusStateTransitionDirective(ResourceType.VF_MODULE, OrchestrationStatus.PENDING_ACTIVATION, OrchestrationAction.CREATE);
+		
+		orchestrationStatusValidator.validateOrchestrationStatus(execution);
+		
+		assertEquals(OrchestrationStatusValidationDirective.SILENT_SUCCESS, execution.getVariable("orchestrationStatusValidationResult"));
+	}
+	
+	@Test
+	public void test_validateOrchestrationStatusSecondStageOfMultiStageWrongOrchStatusVfModule() throws Exception {
+		String flowToBeCalled = "CreateVfModuleBB";
+				
+		execution.setVariable("orchestrationStatusValidationResult", OrchestrationStatusValidationDirective.SILENT_SUCCESS);
+		
+		execution.setVariable("flowToBeCalled", flowToBeCalled);
+		
+		GenericVnf genericVnf = buildGenericVnf();
+		ModelInfoGenericVnf modelInfoGenericVnf = genericVnf.getModelInfoGenericVnf();
+		modelInfoGenericVnf.setMultiStageDesign("true");
+		setGenericVnf().setModelInfoGenericVnf(modelInfoGenericVnf);
+		setVfModule().setOrchestrationStatus(OrchestrationStatus.ASSIGNED);
+		
+		BuildingBlockDetail buildingBlockDetail = new BuildingBlockDetail();
+		buildingBlockDetail.setBuildingBlockName("CreateVfModuleBB");
+		buildingBlockDetail.setId(1);
+		buildingBlockDetail.setResourceType(ResourceType.VF_MODULE);
+		buildingBlockDetail.setTargetAction(OrchestrationAction.CREATE);
+		
+		doReturn(buildingBlockDetail).when(catalogDbClient).getBuildingBlockDetail(flowToBeCalled);
+		
+		OrchestrationStatusStateTransitionDirective orchestrationStatusStateTransitionDirective = new OrchestrationStatusStateTransitionDirective();
+		orchestrationStatusStateTransitionDirective.setFlowDirective(OrchestrationStatusValidationDirective.SILENT_SUCCESS);
+		orchestrationStatusStateTransitionDirective.setId(1);
+		orchestrationStatusStateTransitionDirective.setOrchestrationStatus(OrchestrationStatus.PENDING_ACTIVATION);
+		orchestrationStatusStateTransitionDirective.setResourceType(ResourceType.VF_MODULE);
+		orchestrationStatusStateTransitionDirective.setTargetAction(OrchestrationAction.CREATE);
+		
+		doReturn(orchestrationStatusStateTransitionDirective).when(catalogDbClient).getOrchestrationStatusStateTransitionDirective(ResourceType.VF_MODULE, OrchestrationStatus.ASSIGNED, OrchestrationAction.CREATE);
+		
+		orchestrationStatusValidator.validateOrchestrationStatus(execution);
+		
+		assertEquals(OrchestrationStatusValidationDirective.SILENT_SUCCESS, execution.getVariable("orchestrationStatusValidationResult"));
+	}
+	
+	@Test
+	public void test_validateOrchestrationStatusSecondStageOfMultiStageWrongTargetActionVfModule() throws Exception {
+		String flowToBeCalled = "CreateVfModuleBB";
+				
+		execution.setVariable("orchestrationStatusValidationResult", OrchestrationStatusValidationDirective.SILENT_SUCCESS);
+		
+		execution.setVariable("flowToBeCalled", flowToBeCalled);
+		
+		GenericVnf genericVnf = buildGenericVnf();
+		ModelInfoGenericVnf modelInfoGenericVnf = genericVnf.getModelInfoGenericVnf();
+		modelInfoGenericVnf.setMultiStageDesign("true");
+		setGenericVnf().setModelInfoGenericVnf(modelInfoGenericVnf);
+		setVfModule().setOrchestrationStatus(OrchestrationStatus.PENDING_ACTIVATION);
+		
+		BuildingBlockDetail buildingBlockDetail = new BuildingBlockDetail();
+		buildingBlockDetail.setBuildingBlockName("CreateVfModuleBB");
+		buildingBlockDetail.setId(1);
+		buildingBlockDetail.setResourceType(ResourceType.VF_MODULE);
+		buildingBlockDetail.setTargetAction(OrchestrationAction.ACTIVATE);
+		
+		doReturn(buildingBlockDetail).when(catalogDbClient).getBuildingBlockDetail(flowToBeCalled);
+		
+		OrchestrationStatusStateTransitionDirective orchestrationStatusStateTransitionDirective = new OrchestrationStatusStateTransitionDirective();
+		orchestrationStatusStateTransitionDirective.setFlowDirective(OrchestrationStatusValidationDirective.SILENT_SUCCESS);
+		orchestrationStatusStateTransitionDirective.setId(1);
+		orchestrationStatusStateTransitionDirective.setOrchestrationStatus(OrchestrationStatus.PENDING_ACTIVATION);
+		orchestrationStatusStateTransitionDirective.setResourceType(ResourceType.VF_MODULE);
+		orchestrationStatusStateTransitionDirective.setTargetAction(OrchestrationAction.ACTIVATE);
+		
+		doReturn(orchestrationStatusStateTransitionDirective).when(catalogDbClient).getOrchestrationStatusStateTransitionDirective(ResourceType.VF_MODULE, OrchestrationStatus.PENDING_ACTIVATION, OrchestrationAction.ACTIVATE);
+		
+		orchestrationStatusValidator.validateOrchestrationStatus(execution);
+		
+		assertEquals(OrchestrationStatusValidationDirective.SILENT_SUCCESS, execution.getVariable("orchestrationStatusValidationResult"));
+	}
 }
diff --git a/common/src/main/java/org/onap/so/serviceinstancebeans/ModelType.java b/common/src/main/java/org/onap/so/serviceinstancebeans/ModelType.java
index 2ddad20..1e5124b 100644
--- a/common/src/main/java/org/onap/so/serviceinstancebeans/ModelType.java
+++ b/common/src/main/java/org/onap/so/serviceinstancebeans/ModelType.java
@@ -32,5 +32,5 @@
 	configuration,
 	connectionPoint,
 	pnf,
-	networkCollection
+	networkInstanceGroup
 }
diff --git a/mso-api-handlers/mso-api-handler-infra/src/main/java/org/onap/so/apihandlerinfra/validation/RelatedInstancesValidation.java b/mso-api-handlers/mso-api-handler-infra/src/main/java/org/onap/so/apihandlerinfra/validation/RelatedInstancesValidation.java
index 1f4fbc9..f22294b 100644
--- a/mso-api-handlers/mso-api-handler-infra/src/main/java/org/onap/so/apihandlerinfra/validation/RelatedInstancesValidation.java
+++ b/mso-api-handlers/mso-api-handler-infra/src/main/java/org/onap/so/apihandlerinfra/validation/RelatedInstancesValidation.java
@@ -106,7 +106,7 @@
 	          		if(!(	relatedInstanceModelInfo.getModelType().equals(ModelType.volumeGroup) || 
 	          				relatedInstanceModelInfo.getModelType().equals(ModelType.connectionPoint) ||
 	          				relatedInstanceModelInfo.getModelType().equals(ModelType.pnf) ||
-	          				relatedInstanceModelInfo.getModelType().equals(ModelType.networkCollection))) {
+	          				relatedInstanceModelInfo.getModelType().equals(ModelType.networkInstanceGroup))) {
 
 	          			if(empty (relatedInstanceModelInfo.getModelInvariantId ())) {
 	          				throw new ValidationException ("modelInvariantId in relatedInstance");
diff --git a/mso-api-handlers/mso-api-handler-infra/src/test/java/org/onap/so/apihandlerinfra/ServiceInstancesTest.java b/mso-api-handlers/mso-api-handler-infra/src/test/java/org/onap/so/apihandlerinfra/ServiceInstancesTest.java
index dfcf9ff..01b5b38 100644
--- a/mso-api-handlers/mso-api-handler-infra/src/test/java/org/onap/so/apihandlerinfra/ServiceInstancesTest.java
+++ b/mso-api-handlers/mso-api-handler-infra/src/test/java/org/onap/so/apihandlerinfra/ServiceInstancesTest.java
@@ -2392,4 +2392,43 @@
         RequestError realResponse = mapper.readValue(response.getBody(), RequestError.class);
         assertEquals("Unable to save instance to db due to error contacting requestDb: org.springframework.web.client.HttpServerErrorException: 500 Server Error", realResponse.getServiceException().getText());
     }
+    @Test
+    public void vnfUpdateWithNetworkInstanceGroup() throws IOException{
+    	stubFor(post(urlPathEqualTo("/mso/async/services/WorkflowActionBB"))
+                .willReturn(aResponse().withHeader(HttpHeaders.CONTENT_TYPE, MediaType.APPLICATION_JSON)
+                        .withBodyFile("Camunda/TestResponse.json").withStatus(org.apache.http.HttpStatus.SC_OK)));
+
+        stubFor(get(urlMatching(".*/vnfResourceCustomization/2ccae1b4-7d9e-46fa-a452-9180ce008d17"))
+                .willReturn(aResponse().withHeader(HttpHeaders.CONTENT_TYPE, MediaType.APPLICATION_JSON)
+                        .withBody(getWiremockResponseForCatalogdb("vnfResourceCustomization_Response.json"))
+                        .withStatus(org.apache.http.HttpStatus.SC_OK)));
+
+        stubFor(get(urlMatching(".*/vnfResourceCustomization/68dc9a92-214c-11e7-93ae-92361f002674/vnfResources"))
+                .willReturn(aResponse().withHeader(HttpHeaders.CONTENT_TYPE, MediaType.APPLICATION_JSON)
+                        .withBody(getWiremockResponseForCatalogdb("vnfResources_Response.json"))
+                        .withStatus(org.apache.http.HttpStatus.SC_OK)));
+        
+        stubFor(get(urlMatching(".*/vnfRecipe/search/findFirstVnfRecipeByNfRoleAndAction" +
+                "[?]nfRole=GR-API-DEFAULT&action=updateInstance"))
+                .willReturn(aResponse().withHeader(HttpHeaders.CONTENT_TYPE, MediaType.APPLICATION_JSON)
+                        .withBody(getWiremockResponseForCatalogdb("UpdateVnfRecipe_Response.json"))
+                        .withStatus(org.apache.http.HttpStatus.SC_OK)));
+        HttpHeaders headers = new HttpHeaders();
+        headers.set(MsoLogger.CLIENT_ID, "VID");
+        //expect
+        ServiceInstancesResponse expectedResponse = new ServiceInstancesResponse();
+        RequestReferences requestReferences = new RequestReferences();
+        requestReferences.setInstanceId("1882939");
+        expectedResponse.setRequestReferences(requestReferences);
+        uri = servInstanceuri + "v7/serviceInstances/e05864f0-ab35-47d0-8be4-56fd9619ba3c/vnfs/f501ce76-a9bc-4601-9837-74fd9f4d5eca";
+        ResponseEntity<String> response = sendRequest(inputStream("/VnfwithNeteworkInstanceGroup.json"), uri, HttpMethod.PUT, headers);
+
+        ObjectMapper mapper = new ObjectMapper();
+        mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
+
+        //then		
+        assertEquals(Response.Status.ACCEPTED.getStatusCode(), response.getStatusCode().value());
+        ServiceInstancesResponse realResponse = mapper.readValue(response.getBody(), ServiceInstancesResponse.class);
+        assertThat(realResponse, sameBeanAs(expectedResponse).ignoring("requestReferences.requestId"));	
+    }
 }
diff --git a/mso-api-handlers/mso-api-handler-infra/src/test/java/org/onap/so/apihandlerinfra/validation/RelatedInstancesValidationTest.java b/mso-api-handlers/mso-api-handler-infra/src/test/java/org/onap/so/apihandlerinfra/validation/RelatedInstancesValidationTest.java
index 93542c0..02fd7a1 100644
--- a/mso-api-handlers/mso-api-handler-infra/src/test/java/org/onap/so/apihandlerinfra/validation/RelatedInstancesValidationTest.java
+++ b/mso-api-handlers/mso-api-handler-infra/src/test/java/org/onap/so/apihandlerinfra/validation/RelatedInstancesValidationTest.java
@@ -38,8 +38,8 @@
 public class RelatedInstancesValidationTest extends BaseTest{
 
 	@Test
-	public void testCreateVnfNetworkCollection() throws IOException, ValidationException {
-		String requestJson = new String(Files.readAllBytes(Paths.get("src/test/resources/MsoRequestTest/RelatedInstances/v7CreateVnfNetworkCollection.json")));
+	public void testCreateVnfNetworkInstanceGroup() throws IOException, ValidationException {
+		String requestJson = new String(Files.readAllBytes(Paths.get("src/test/resources/MsoRequestTest/RelatedInstances/v7CreateVnfNetworkInstanceGroup.json")));
 		ObjectMapper mapper = new ObjectMapper();
 		ServiceInstancesRequest sir  = mapper.readValue(requestJson, ServiceInstancesRequest.class);
 		ValidationInformation info = new ValidationInformation(sir, new HashMap<String, String>(), Action.createInstance, 
diff --git a/mso-api-handlers/mso-api-handler-infra/src/test/resources/MsoRequestTest/RelatedInstances/v7CreateVnfNetworkCollection.json b/mso-api-handlers/mso-api-handler-infra/src/test/resources/MsoRequestTest/RelatedInstances/v7CreateVnfNetworkInstanceGroup.json
similarity index 96%
rename from mso-api-handlers/mso-api-handler-infra/src/test/resources/MsoRequestTest/RelatedInstances/v7CreateVnfNetworkCollection.json
rename to mso-api-handlers/mso-api-handler-infra/src/test/resources/MsoRequestTest/RelatedInstances/v7CreateVnfNetworkInstanceGroup.json
index 99ca7fc..da202f6 100644
--- a/mso-api-handlers/mso-api-handler-infra/src/test/resources/MsoRequestTest/RelatedInstances/v7CreateVnfNetworkCollection.json
+++ b/mso-api-handlers/mso-api-handler-infra/src/test/resources/MsoRequestTest/RelatedInstances/v7CreateVnfNetworkInstanceGroup.json
@@ -42,7 +42,7 @@
             "relatedInstance": {
                "instanceId": "0fd90c0c-0e3a-46e2-abb5-4c4820d5985b",
                "modelInfo": {   
-                  "modelType": "networkCollection"
+                  "modelType": "networkInstanceGroup"
                }
             }
          }
diff --git a/mso-api-handlers/mso-api-handler-infra/src/test/resources/ServiceInstanceTest/VnfwithNeteworkInstanceGroup.json b/mso-api-handlers/mso-api-handler-infra/src/test/resources/ServiceInstanceTest/VnfwithNeteworkInstanceGroup.json
new file mode 100644
index 0000000..fb6b9c2
--- /dev/null
+++ b/mso-api-handlers/mso-api-handler-infra/src/test/resources/ServiceInstanceTest/VnfwithNeteworkInstanceGroup.json
@@ -0,0 +1,57 @@
+{
+   "requestDetails":{
+      "requestInfo":{
+         "productFamilyId":"e433710f-9217-458d-a79d-1c7aff376d87",
+         "source":"VID",
+         "suppressRollback":false,
+         "requestorId":"xxxxxx"
+      },
+      "lineOfBusiness":{
+         "lineOfBusinessName":"line_of_business"
+      },
+      "cloudConfiguration":{
+         "lcpCloudRegionId":"DYH1A",
+         "tenantId":"7f3db563322146a688601ade1294a747"
+      },
+      "platform":{
+
+      },
+      "modelInfo":{
+         "modelCustomizationId":"2ccae1b4-7d9e-46fa-a452-9180ce008d17",
+         "modelCustomizationName":"test_name",
+         "modelVersionId":"0f161f68-9cd8-41f3-872d-41e58d83d318",
+         "modelName":"modelName",
+         "modelInvariantId":"f501ce76-a9bc-4601-9837-74fd9f4d5ecb",
+         "modelType":"vnf",
+         "modelVersion":"7.0"
+      },
+      "requestParameters":{
+         "userParams":[
+
+         ],
+         "testApi":"GR_API"
+      },
+      "relatedInstanceList":[
+         {
+            "relatedInstance":{
+               "instanceId":"e05864f0-ab35-47d0-8be4-56fd9619ba3c",
+               "modelInfo":{
+                  "modelVersionId":"ecd348d8-41f6-447a-93a6-4300db495688",
+                  "modelName":"Subinterface_SVC_ym161d",
+                  "modelInvariantId":"4c1147bd-de97-43d5-b05e-5faa9aba220d",
+                  "modelType":"service",
+                  "modelVersion":"5.0"
+               }
+            }
+         },
+         {
+            "relatedInstance":{
+               "instanceId":"1b53f649-8969-443f-8ca4-d70f2ec6de0b",
+               "modelInfo":{
+                  "modelType":"networkInstanceGroup"
+               }
+            }
+         }
+      ]
+   }
+}
\ No newline at end of file
diff --git a/mso-catalog-db/src/test/resources/data.sql b/mso-catalog-db/src/test/resources/data.sql
index 3f3aabb..3451011 100644
--- a/mso-catalog-db/src/test/resources/data.sql
+++ b/mso-catalog-db/src/test/resources/data.sql
@@ -512,7 +512,7 @@
 ('SERVICE', 'PENDING_ACTIVATION', 'ACTIVATE', 'FAIL'), 
 ('VNF', 'PENDING_ACTIVATION', 'ACTIVATE', 'FAIL'), 
 ('VOLUME_GROUP', 'PENDING_ACTIVATION', 'ACTIVATE', 'FAIL'), 
-('VF_MODULE', 'PENDING_ACTIVATION', 'ACTIVATE', 'FAIL'), 
+('VF_MODULE', 'PENDING_ACTIVATION', 'ACTIVATE', 'SILENT_SUCCESS'), 
 ('NETWORK', 'PENDING_ACTIVATION', 'ACTIVATE', 'FAIL'), 
 ('SERVICE', 'PENDING', 'ACTIVATE', 'FAIL'), 
 ('VNF', 'PENDING', 'ACTIVATE', 'FAIL'), 
@@ -613,7 +613,7 @@
 ('VF_MODULE', 'PENDING_DELETE', 'CREATE', 'CONTINUE'), 
 ('NETWORK', 'PENDING_DELETE', 'CREATE', 'CONTINUE'), 
 ('VOLUME_GROUP', 'PENDING_ACTIVATION', 'CREATE', 'FAIL'), 
-('VF_MODULE', 'PENDING_ACTIVATION', 'CREATE', 'FAIL'), 
+('VF_MODULE', 'PENDING_ACTIVATION', 'CREATE', 'SILENT_SUCCESS'), 
 ('NETWORK', 'PENDING_ACTIVATION', 'CREATE', 'FAIL'), 
 ('VOLUME_GROUP', 'PENDING', 'CREATE', 'CONTINUE'), 
 ('VF_MODULE', 'PENDING', 'CREATE', 'FAIL'),