diff --git a/python/examples/graz/protobuf_ros1_bridge.py b/python/examples/graz/protobuf_ros1_bridge.py
index 4c412c930e627df03350a0e3b1f78083c7646bda..9f2c854d9db457c7cda5ce61f118a1ba11132ff9 100644
--- a/python/examples/graz/protobuf_ros1_bridge.py
+++ b/python/examples/graz/protobuf_ros1_bridge.py
@@ -167,5 +167,5 @@ if __name__ == "__main__":
             wrench_message.wrench.torque.y = pb2_msg.wrench[4]
             wrench_message.wrench.torque.z = pb2_msg.wrench[5]
             wrench_message.header.stamp = rospy.Time.now()
-            wrench_message.header.frame_id = 0
+            wrench_message.header.frame_id = "0"
             pub.publish(wrench_message)
diff --git a/python/examples/graz/protobuf_to_ros1.py b/python/examples/graz/protobuf_to_ros1.py
index 0b35f2b2c3a96e478c63cead17a520ccdacc9597..ae1199117f20721dfc2635246cc589664ade3b85 100644
--- a/python/examples/graz/protobuf_to_ros1.py
+++ b/python/examples/graz/protobuf_to_ros1.py
@@ -50,6 +50,7 @@ def parse_message(buffer):
 
 
 # ros parts
+#if False:
 if importlib.util.find_spec("rospy"):
     ros1_exists = True
     rospy.init_node("ur5e_to_ros1_mapper", anonymous=True)
@@ -73,8 +74,8 @@ buffer = b""
 while True:
     msg_raw = comm_socket.recv(1024)
     buffer += msg_raw
-    print(msg_raw)
-    print(len(msg_raw))
+#    print(msg_raw)
+#    print(len(msg_raw))
     if len(msg_raw) < 1:
         continue
     msg_in_bytes, pos = parse_message(buffer)
@@ -97,5 +98,5 @@ while True:
         wrench_message.wrench.torque.y = pb2_msg.wrench[4]
         wrench_message.wrench.torque.z = pb2_msg.wrench[5]
         wrench_message.header.stamp = rospy.Time.now()
-        wrench_message.header.frame_id = 0
+        wrench_message.header.frame_id = "0"
         pub.publish(wrench_message)
diff --git a/python/examples/graz/ros1_to_protobuf.py b/python/examples/graz/ros1_to_protobuf.py
index 23b9a4738f252e6c1d4dffecc386122c32d17ab9..96f820a1d0ad4c7c9a7bf1a26a01f2d6c796c0ee 100644
--- a/python/examples/graz/ros1_to_protobuf.py
+++ b/python/examples/graz/ros1_to_protobuf.py
@@ -55,12 +55,13 @@ def sendRandomForTest(comm_socket):
     pb2_msg.position.extend([random.random()] * 3)
     pb2_msg.rotation.extend([random.random()] * 4)
     pb2_msg.velocity.extend([random.random()] * 6)
-    # print(pb2_msg)
+    print(pb2_msg)
     msg_length = pb2_msg.ByteSize()
     msg_serialized = pb2_msg.SerializeToString()
     msg = _VarintBytes(msg_length) + msg_serialized
     comm_socket.send(msg)
-    time.sleep(0.002)
+    #time.sleep(0.002)
+    time.sleep(0.02)
 
 
 if __name__ == "__main__":