diff --git a/examples/components/comp-nats.yaml b/examples/components/comp-nats.yaml
index f22b662..17775f2 100644
--- a/examples/components/comp-nats.yaml
+++ b/examples/components/comp-nats.yaml
@@ -6,16 +6,17 @@ spec:
   type: pubsub.natsstreaming
   version: v1
   metadata:
-  - name: natsURL
-    value: "nats://kube-worker1.totalsoft.local:31291"
-  - name: natsStreamingClusterID
-    value: "faas-cluster"
-    # below are subscription configuration.
-  - name: subscriptionType
-    value: queue # Required. Allowed values: topic, queue.
-  - name: ackWaitTime
-    value: "" # Optional.
-  - name: maxInFlight
-    value: "1" # Optional.
-  - name: durableSubscriptionName
-    value: "" # Optional.
\ No newline at end of file
+    - name: natsURL
+      value: "nats://kube-worker1:31291"
+    - name: natsStreamingClusterID
+      value: faas-cluster
+    - name: subscriptionType
+      value: queue
+    - name: connectWait
+      value: 10s
+    - name: ackWaitTime
+      value: 50s
+    - name: maxInFlight
+      value: '1'
+    - name: durableSubscriptionName
+      value: durable
diff --git a/examples/components/config-api-pipeline.yaml b/examples/components/config-api-pipeline.yaml
deleted file mode 100644
index 2db3aa2..0000000
--- a/examples/components/config-api-pipeline.yaml
+++ /dev/null
@@ -1,11 +0,0 @@
-apiVersion: rusi.io/v1alpha1
-kind: Configuration
-metadata:
-  name: api-pipeline-config
-spec:
-  publisherPipeline:
-    handlers:
-    - name: pubsub-uppercase
-      type: middleware.pubsub.uppercase
-  pubSub:
-    name: natsstreaming-pubsub
diff --git a/examples/components/config-node-pipeline.yaml b/examples/components/config-node-pipeline.yaml
index bea194f..c4b3883 100644
--- a/examples/components/config-node-pipeline.yaml
+++ b/examples/components/config-node-pipeline.yaml
@@ -5,14 +5,14 @@ metadata:
 spec:
   metric:
     enabled: true
-  tracing:
-    samplingRate: '1'
-    jaeger:
-      useAgent: false
-      collectorEndpointAddress: 'http://kube-worker1.totalsoft.local:31034/api/traces'
-  subscriberPipeline:
-    handlers:
-    - name: pubsub-uppercase
-      type: middleware.pubsub.uppercase
+#  tracing:
+#    samplingRate: '1'
+#    jaeger:
+#      useAgent: false
+#      collectorEndpointAddress: 'http://kube-worker1.totalsoft.local:31034/api/traces'
+#  subscriberPipeline:
+#    handlers:
+#    - name: pubsub-uppercase
+#      type: middleware.pubsub.uppercase
   pubSub:
     name: natsstreaming-pubsub
diff --git a/pkg/api/runtime/grpc/grpc_api.go b/pkg/api/runtime/grpc/grpc_api.go
index b820261..940ff15 100644
--- a/pkg/api/runtime/grpc/grpc_api.go
+++ b/pkg/api/runtime/grpc/grpc_api.go
@@ -166,7 +166,7 @@ func (srv *rusiServerImpl) Subscribe(stream v1.Rusi_SubscribeServer) error {
 		if exit {
 			klog.V(4).InfoS("closing subscription stream", "topic", request.Topic, "error", err)
 			if errors.Is(err, context.Canceled) {
-				return nil
+				err = status.Error(codes.Aborted, "Cancellation requested")
 			}
 			return err
 		}