diff --git a/manager/manager/manager.py b/manager/manager/manager.py
index 113fc84..5bf2972 100644
--- a/manager/manager/manager.py
+++ b/manager/manager/manager.py
@@ -244,7 +244,6 @@ def on_launch_world(self, event):
         Note:
             The method logs the start of the launch transition and the configuration details for debugging and traceability.
         """
-
         cfg_dict = event.kwargs.get("data", {})
         world_cfg = cfg_dict['world']
         robot_cfg = cfg_dict['robot']
@@ -722,6 +721,7 @@ def on_terminate_application(self, event):
             except Exception:
                 LogManager.logger.exception("No application running")
                 print(traceback.format_exc())
+        self.terminate_harmonic_processes()
 
     def on_terminate_visualization(self, event):
 
@@ -729,8 +729,10 @@ def on_terminate_visualization(self, event):
         if self.gui_server != None:
             self.gui_server.stop()
             self.gui_server = None
+        self.terminate_harmonic_processes()
 
     def on_terminate_universe(self, event):
+
         if self.world_launcher != None:
             self.world_launcher.terminate()
         if self.robot_launcher != None: