diff --git a/examples/video_mode/example_video_mode_opx.py b/examples/video_mode/example_video_mode_opx.py
index 2592a70..b1a7491 100644
--- a/examples/video_mode/example_video_mode_opx.py
+++ b/examples/video_mode/example_video_mode_opx.py
@@ -87,7 +87,7 @@
 # --- QMM Connection ---
 # Replace with your actual OPX host and cluster name
 # Example: qmm = QuantumMachinesManager(host="your_opx_ip", cluster_name="your_cluster")
-qmm = QuantumMachinesManager(host="`127.0.0.1", cluster_name="CS_1")
+qmm = QuantumMachinesManager(host="172.16.33.101", cluster_name="CS_1")
 
 # Generate the QUA configuration from the QUAM machine object
 config = machine.generate_config()
@@ -160,7 +160,7 @@
 # Run the Dash server.
 # `host="0.0.0.0"` makes it accessible on your network.
 # `use_reloader=False` is often recommended for stability with background threads.
-app.run(debug=True, host="0.0.0.0", port=8050, use_reloader=False)
+app.run(debug=True, host="127.0.0.1", port=8050, use_reloader=False)
 
 
 # %% --- Debugging Sections (Optional) ---
diff --git a/src/qua_dashboards/core/base_updatable_component.py b/src/qua_dashboards/core/base_updatable_component.py
index 5c17c9f..47e9f19 100644
--- a/src/qua_dashboards/core/base_updatable_component.py
+++ b/src/qua_dashboards/core/base_updatable_component.py
@@ -40,7 +40,7 @@ def __init__(self, *args: Any, component_id: str, **kwargs: Any) -> None:
         # Pass through component_id and any other args/kwargs to BaseComponent
         super().__init__(component_id=component_id, *args, **kwargs)  # type: ignore
 
-    def update_parameters(self, parameters: Dict[str, Dict[str, Any]]) -> ModifiedFlags:
+    def update_parameters(self, parameters: Dict[str, Dict[str, Any]]):
         """
         Update the component's attributes based on the input values from the UI.
 
@@ -59,7 +59,7 @@ def update_parameters(self, parameters: Dict[str, Dict[str, Any]]) -> ModifiedFl
             and might require further action (e.g., re-generating a program).
             Defaults to ModifiedFlags.NONE.
         """
-        return ModifiedFlags.NONE
+        return None
 
     def get_dash_components(self, include_subcomponents: bool = True) -> List[html.Div]:
         """
diff --git a/src/qua_dashboards/video_mode/data_acquirers/base_data_acquirer.py b/src/qua_dashboards/video_mode/data_acquirers/base_data_acquirer.py
index cb2b8de..9c234ce 100644
--- a/src/qua_dashboards/video_mode/data_acquirers/base_data_acquirer.py
+++ b/src/qua_dashboards/video_mode/data_acquirers/base_data_acquirer.py
@@ -220,8 +220,7 @@ def get_latest_data(self) -> Dict[str, Any]:
             "status": self._acquisition_status,
         }
 
-    def update_parameters(self, parameters: Dict[str, Dict[str, Any]]) -> ModifiedFlags:
-        flags = super().update_parameters(parameters)  # From BaseUpdatableComponent
+    def update_parameters(self, parameters: Dict[str, Dict[str, Any]]):
 
         if self.component_id in parameters:
             params = parameters[self.component_id]
@@ -232,7 +231,6 @@ def update_parameters(self, parameters: Dict[str, Dict[str, Any]]) -> ModifiedFl
                 new_interval = float(params["acquisition_interval_s"])
                 if new_interval > 0:
                     self.acquisition_interval_s = new_interval
-                    flags |= ModifiedFlags.PARAMETERS_MODIFIED
                 else:
                     logger.warning(
                         f"Invalid acquisition_interval_s: {new_interval}. Not updated."
@@ -245,7 +243,6 @@ def update_parameters(self, parameters: Dict[str, Dict[str, Any]]) -> ModifiedFl
                 new_averages = int(params["num_software_averages"])
                 if new_averages >= 1:
                     self.num_software_averages = new_averages
-                    flags |= ModifiedFlags.PARAMETERS_MODIFIED
                     with self._data_lock:  # Clear history as averaging window changed
                         self._data_history_raw.clear()
                         self._latest_processed_data = None
@@ -259,9 +256,9 @@ def update_parameters(self, parameters: Dict[str, Dict[str, Any]]) -> ModifiedFl
                 continue
 
             if component.component_id in parameters:
-                flags |= component.update_parameters(parameters)
+                component.update_parameters(parameters)
+
 
-        return flags
 
     def get_dash_components(self, include_subcomponents: bool = True) -> List[Any]:
         components = super().get_dash_components(include_subcomponents)
diff --git a/src/qua_dashboards/video_mode/data_acquirers/opx_data_acquirer.py b/src/qua_dashboards/video_mode/data_acquirers/opx_data_acquirer.py
index 611cb5e..aab9694 100644
--- a/src/qua_dashboards/video_mode/data_acquirers/opx_data_acquirer.py
+++ b/src/qua_dashboards/video_mode/data_acquirers/opx_data_acquirer.py
@@ -20,7 +20,6 @@
 from qua_dashboards.video_mode.data_acquirers.base_2d_data_acquirer import (
     Base2DDataAcquirer,
 )
-from qua_dashboards.core import ModifiedFlags
 from qua_dashboards.video_mode.sweep_axis import SweepAxis
 from qua_dashboards.video_mode.scan_modes import ScanMode
 
@@ -104,13 +103,15 @@ def __init__(
         self.initial_delay_s: Optional[float] = initial_delay_s
         self.qua_program: Optional[Program] = None
         self.qm_job: Optional[RunningQmJob] = None
-        self._compilation_flags: ModifiedFlags = ModifiedFlags.NONE
 
         self.result_type: str = result_type
         self._raw_qua_results: Dict[str, np.ndarray] = {}
         self.stream_vars: List[str] = stream_vars or self.stream_vars_default
         self.result_types: List[str] = self.result_types_default
 
+        #Initial parameters upon instantialisation of the data_acquirer
+        self.current_parameters = self._program_parameters()
+
     def generate_qua_program(self) -> Program:
         """
         Generates the QUA program for the 2D scan.
@@ -183,12 +184,26 @@ def initialize_qm(self):
 
         if self.qm is None:
             self.qm = self.qmm.open_qm(self.qua_config)  # type: ignore
+        
+    def _program_parameters(self):
+        inner_loop = self.qua_inner_loop_action
+
+        params = (
+            self.x_axis.span, self.x_axis.points, 
+            self.y_axis.span, self.y_axis.points, 
+            # self.scan_mode.__name__, 
+            tuple(self.stream_vars), self.result_type, self.initial_delay_s, 
+            inner_loop.readout_pulse.channel.intermediate_frequency, inner_loop.readout_pulse.length, inner_loop.readout_pulse.amplitude, 
+            self.num_software_averages, self.acquisition_interval_s
+        )
+        return params
+        
 
     def execute_program(self, validate_running: bool = True):
-        if self.qua_program is None:
-            logger.info(f"Generating QUA program for {self.component_id}.")
-            self.generate_qua_program()
 
+        self.qua_program = None
+        logger.info(f"Generating QUA program for {self.component_id}.")
+        self.generate_qua_program()
         logger.info(f"Executing QUA program for {self.component_id}.")
         self.qm_job = self.qm.execute(self.qua_program)  # type: ignore
 
@@ -202,6 +217,8 @@ def execute_program(self, validate_running: bool = True):
                     f"QM job for {self.component_id} failed to start or produce initial values: {e}"
                 )
                 raise
+        #Update the internal programme parameters, if anything has changed. Only done after a successful execution
+        self.current_parameters = self._program_parameters()
 
     def _process_fetched_results(self, fetched_qua_results: Tuple) -> np.ndarray:
         """
@@ -252,15 +269,8 @@ def _process_fetched_results(self, fetched_qua_results: Tuple) -> np.ndarray:
         return output_data_2d
 
     def perform_actual_acquisition(self) -> np.ndarray:
-        if self._compilation_flags & ModifiedFlags.CONFIG_MODIFIED:
-            logger.info(f"Config regeneration triggered for {self.component_id}.")
+        if self.current_parameters != self._program_parameters(): 
             self._regenerate_config_and_reopen_qm()
-            self._compilation_flags = ModifiedFlags.NONE
-        elif self._compilation_flags & ModifiedFlags.PROGRAM_MODIFIED:
-            logger.info(f"Program recompile triggered for {self.component_id}.")
-            self.qua_program = None  # Clear the program to force a re-generation
-            self.execute_program()
-            self._compilation_flags = ModifiedFlags.NONE
 
         if self.qm_job is None or self.qm_job.status != "running":
             logger.warning(
@@ -293,20 +303,25 @@ def perform_actual_acquisition(self) -> np.ndarray:
     def _regenerate_config_and_reopen_qm(self) -> None:
         logger.info(f"Regenerating QUA config for {self.component_id} from machine.")
         self.qua_config = self.machine.generate_config()
+
+        try:
+            if self.qm_job and self.qm_job.status == "running":
+                self.qm_job.halt()
+        except Exception:
+            logger.exception("Error halting job before reopen")
+
+        self.qm_job = None
+        self.qm = None
         self.initialize_qm()
         self.execute_program()
 
-    def update_parameters(self, parameters: Dict[str, Dict[str, Any]]) -> ModifiedFlags:
-        flags = super().update_parameters(parameters)
-
+    def update_parameters(self, parameters: Dict[str, Dict[str, Any]]):
+        super().update_parameters(parameters)
         if self.component_id in parameters:
             params = parameters[self.component_id]
             if "result-type" in params and self.result_type != params["result-type"]:
                 self.result_type = params["result-type"]
-                flags |= ModifiedFlags.PARAMETERS_MODIFIED
 
-        self._compilation_flags = flags
-        return flags
 
     def get_dash_components(self, include_subcomponents: bool = True) -> List[Any]:
         components = super().get_dash_components(include_subcomponents)
diff --git a/src/qua_dashboards/video_mode/inner_loop_actions/basic_inner_loop_action.py b/src/qua_dashboards/video_mode/inner_loop_actions/basic_inner_loop_action.py
index 74d88d2..22d8482 100644
--- a/src/qua_dashboards/video_mode/inner_loop_actions/basic_inner_loop_action.py
+++ b/src/qua_dashboards/video_mode/inner_loop_actions/basic_inner_loop_action.py
@@ -1,4 +1,3 @@
-from qua_dashboards.core.base_updatable_component import ModifiedFlags
 from qua_dashboards.utils.dash_utils import create_input_field
 from dash import html
 from qm.qua.lib import Cast, Math
@@ -187,14 +186,13 @@ def get_dash_components(self, include_subcomponents: bool = True) -> List[html.D
 
         return components
 
-    def update_parameters(self, parameters: Dict[str, Dict[str, Any]]) -> ModifiedFlags:
+    def update_parameters(self, parameters: Dict[str, Dict[str, Any]]):
         """Update the data acquirer's attributes based on the input values."""
         if self.component_id not in parameters:
-            return ModifiedFlags.NONE
-
+            return None
+        
         params = parameters[self.component_id]
 
-        flags = ModifiedFlags.NONE
         if (
             self.readout_pulse.channel.intermediate_frequency
             != params["readout_frequency"]
@@ -202,27 +200,14 @@ def update_parameters(self, parameters: Dict[str, Dict[str, Any]]) -> ModifiedFl
             self.readout_pulse.channel.intermediate_frequency = params[
                 "readout_frequency"
             ]
-            flags |= ModifiedFlags.PARAMETERS_MODIFIED
-            flags |= ModifiedFlags.PROGRAM_MODIFIED
-            flags |= ModifiedFlags.CONFIG_MODIFIED
 
         if self.readout_pulse.length != params["readout_duration"]:
             self.readout_pulse.length = params["readout_duration"]
-            flags |= ModifiedFlags.PARAMETERS_MODIFIED
-            flags |= ModifiedFlags.PROGRAM_MODIFIED
-            flags |= ModifiedFlags.CONFIG_MODIFIED
 
         if self.use_dBm:
             if unit.volts2dBm(self.readout_pulse.amplitude) != params["readout_power"]:
                 self.readout_pulse.amplitude = unit.dBm2volts(params["readout_power"])
-                flags |= ModifiedFlags.PARAMETERS_MODIFIED
-                flags |= ModifiedFlags.PROGRAM_MODIFIED
-                flags |= ModifiedFlags.CONFIG_MODIFIED
         else:
             if self.readout_pulse.amplitude != params["readout_amplitude"]:
                 self.readout_pulse.amplitude = params["readout_amplitude"]
-                flags |= ModifiedFlags.PARAMETERS_MODIFIED
-                flags |= ModifiedFlags.PROGRAM_MODIFIED
-                flags |= ModifiedFlags.CONFIG_MODIFIED
 
-        return flags
diff --git a/src/qua_dashboards/video_mode/sweep_axis.py b/src/qua_dashboards/video_mode/sweep_axis.py
index 25466c3..1d51094 100644
--- a/src/qua_dashboards/video_mode/sweep_axis.py
+++ b/src/qua_dashboards/video_mode/sweep_axis.py
@@ -5,7 +5,7 @@
 import numpy as np
 import dash_bootstrap_components as dbc
 
-from qua_dashboards.core import BaseUpdatableComponent, ModifiedFlags
+from qua_dashboards.core import BaseUpdatableComponent
 from qua_dashboards.utils.basic_parameter import BasicParameter
 from qua_dashboards.utils.dash_utils import create_input_field
 
@@ -126,21 +126,17 @@ def create_axis_layout(
             className="mb-3",
         )
 
-    def update_parameters(self, parameters: Dict[str, Dict[str, Any]]) -> ModifiedFlags:
+    def update_parameters(self, parameters: Dict[str, Dict[str, Any]]):
         """
         Updates 2D data acquirer parameters (axes, averages).
         """
-        flags = super().update_parameters(parameters)
 
         if self.component_id not in parameters:
-            return flags
+            return None
 
         params = parameters[self.component_id]
 
         if "span" in params and self.span != params["span"]:
             self.span = params["span"]
-            flags |= ModifiedFlags.PARAMETERS_MODIFIED | ModifiedFlags.PROGRAM_MODIFIED
         if "points" in params and self.points != params["points"]:
             self.points = params["points"]
-            flags |= ModifiedFlags.PARAMETERS_MODIFIED | ModifiedFlags.PROGRAM_MODIFIED
-        return flags