diff --git a/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-web/nifi-web-api/src/main/java/org/apache/nifi/web/api/dto/DtoFactory.java b/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-web/nifi-web-api/src/main/java/org/apache/nifi/web/api/dto/DtoFactory.java
index d5944f9364..6eb895bb51 100644
--- a/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-web/nifi-web-api/src/main/java/org/apache/nifi/web/api/dto/DtoFactory.java
+++ b/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-web/nifi-web-api/src/main/java/org/apache/nifi/web/api/dto/DtoFactory.java
@@ -16,32 +16,6 @@
  */
 package org.apache.nifi.web.api.dto;
 
-import java.text.Collator;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.Collection;
-import java.util.Collections;
-import java.util.Comparator;
-import java.util.Date;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.Iterator;
-import java.util.LinkedHashMap;
-import java.util.LinkedHashSet;
-import java.util.List;
-import java.util.Locale;
-import java.util.Map;
-import java.util.Map.Entry;
-import java.util.Set;
-import java.util.TimeZone;
-import java.util.TreeMap;
-import java.util.TreeSet;
-import java.util.concurrent.TimeUnit;
-import java.util.function.Function;
-import java.util.function.Supplier;
-
-import javax.ws.rs.WebApplicationException;
-
 import org.apache.nifi.action.Action;
 import org.apache.nifi.action.component.details.ComponentDetails;
 import org.apache.nifi.action.component.details.ExtensionDetails;
@@ -164,6 +138,31 @@ import org.apache.nifi.web.api.entity.FlowBreadcrumbEntity;
 import org.apache.nifi.web.controller.ControllerFacade;
 import org.apache.nifi.web.revision.RevisionManager;
 
+import javax.ws.rs.WebApplicationException;
+import java.text.Collator;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.Comparator;
+import java.util.Date;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.LinkedHashMap;
+import java.util.LinkedHashSet;
+import java.util.List;
+import java.util.Locale;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.Set;
+import java.util.TimeZone;
+import java.util.TreeMap;
+import java.util.TreeSet;
+import java.util.concurrent.TimeUnit;
+import java.util.function.Function;
+import java.util.function.Supplier;
+
 public final class DtoFactory {
 
     @SuppressWarnings("rawtypes")
@@ -1556,9 +1555,6 @@ public final class DtoFactory {
         }
 
         for (final ProcessGroupDTO processGroup : snippet.getProcessGroups()) {
-            // clear the contents as we only return a single level/group at a time
-            processGroup.setContents(null);
-
             final RevisionDTO revision = createRevisionDTO(revisionManager.getRevision(processGroup.getId()));
             final AccessPolicyDTO accessPolicy = createAccessPolicyDto(group.getProcessGroup(processGroup.getId()));
             final ProcessGroupStatusDTO status = getComponentStatus(
@@ -2557,6 +2553,7 @@ public final class DtoFactory {
     public ProcessGroupDTO copy(final ProcessGroupDTO original, final boolean deep) {
         final ProcessGroupDTO copy = new ProcessGroupDTO();
         copy.setComments(original.getComments());
+        copy.setContents(copy(original.getContents(), deep));
         copy.setPosition(original.getPosition());
         copy.setId(original.getId());
         copy.setInputPortCount(original.getInputPortCount());
diff --git a/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-web/nifi-web-api/src/main/java/org/apache/nifi/web/dao/impl/StandardProcessGroupDAO.java b/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-web/nifi-web-api/src/main/java/org/apache/nifi/web/dao/impl/StandardProcessGroupDAO.java
index 3494f93ccd..8f528965c6 100644
--- a/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-web/nifi-web-api/src/main/java/org/apache/nifi/web/dao/impl/StandardProcessGroupDAO.java
+++ b/nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-web/nifi-web-api/src/main/java/org/apache/nifi/web/dao/impl/StandardProcessGroupDAO.java
@@ -106,19 +106,19 @@ public class StandardProcessGroupDAO extends ComponentDAO implements ProcessGrou
             final Connectable connectable = group.findConnectable(componentId);
             if (ScheduledState.RUNNING.equals(state)) {
                 if (ConnectableType.PROCESSOR.equals(connectable.getConnectableType())) {
-                    group.startProcessor((ProcessorNode) connectable);
+                    connectable.getProcessGroup().startProcessor((ProcessorNode) connectable);
                 } else if (ConnectableType.INPUT_PORT.equals(connectable.getConnectableType())) {
-                    group.startInputPort((Port) connectable);
+                    connectable.getProcessGroup().startInputPort((Port) connectable);
                 } else if (ConnectableType.OUTPUT_PORT.equals(connectable.getConnectableType())) {
-                    group.startOutputPort((Port) connectable);
+                    connectable.getProcessGroup().startOutputPort((Port) connectable);
                 }
             } else {
                 if (ConnectableType.PROCESSOR.equals(connectable.getConnectableType())) {
-                    group.stopProcessor((ProcessorNode) connectable);
+                    connectable.getProcessGroup().stopProcessor((ProcessorNode) connectable);
                 } else if (ConnectableType.INPUT_PORT.equals(connectable.getConnectableType())) {
-                    group.stopInputPort((Port) connectable);
+                    connectable.getProcessGroup().stopInputPort((Port) connectable);
                 } else if (ConnectableType.OUTPUT_PORT.equals(connectable.getConnectableType())) {
-                    group.stopOutputPort((Port) connectable);
+                    connectable.getProcessGroup().stopOutputPort((Port) connectable);
                 }
             }
         }