diff --git a/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/McastHandler.java b/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/McastHandler.java
index a131e4a..80affc1 100644
--- a/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/McastHandler.java
+++ b/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/McastHandler.java
@@ -537,7 +537,7 @@
                 .forEach(entry -> {
                     ConnectPoint source = getSource(entry.getKey().mcastIp());
                     removeGroupFromDevice(entry.getKey().deviceId(), entry.getKey().mcastIp(),
-                            assignedVlan(deviceId.equals(source.deviceId()) ? source : null));
+                            assignedVlan(source != null && deviceId.equals(source.deviceId()) ? source : null));
                     mcastNextObjStore.remove(entry.getKey());
                 });
         log.debug("{} is removed from mcastNextObjStore", deviceId);
diff --git a/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java b/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java
index f955857..cec93a7 100644
--- a/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java
+++ b/apps/segmentrouting/src/main/java/org/onosproject/segmentrouting/SegmentRoutingManager.java
@@ -423,6 +423,9 @@
         cfgService.registerConfigFactory(xConnectConfigFactory);
         cfgService.registerConfigFactory(mcastConfigFactory);
         cfgService.registerConfigFactory(pwaasConfigFactory);
+
+        cfgListener.configureNetwork();
+
         hostService.addListener(hostListener);
         packetService.addProcessor(processor, PacketProcessor.director(2));
         linkService.addListener(linkListener);
@@ -430,8 +433,6 @@
         multicastRouteService.addListener(mcastListener);
         routeService.addListener(routeListener);
 
-        cfgListener.configureNetwork();
-
         log.info("Started");
     }