Update rclpy/src/rclpy/type_description_service.cpp

Co-authored-by: Tomoya Fujita <Tomoya.Fujita@sony.com>
Signed-off-by: Michael Carroll <carroll.michael@gmail.com>

rclpy/src/rclpy/type_description_service.cpp

@@ -25,7 +25,7 @@ TypeDescriptionService::TypeDescriptionService(Node & node)
   auto srv_ptr = std::make_shared<rcl_service_t>();
   rcl_ret_t ret = rcl_node_type_description_service_init(srv_ptr.get(), node.rcl_ptr());
   if (RCL_RET_OK != ret) {
-    throw RCLError("Failed to retrieve type description service implementation");
+    throw RCLError("Failed to initialize type description service");
   }
   service_ = std::make_shared<Service>(node, srv_ptr);
 }