diff --git a/csaxs_bec/bec_ipython_client/plugins/flomni/gui_tools.py b/csaxs_bec/bec_ipython_client/plugins/flomni/gui_tools.py
index 5d03537..7eeaf53 100644
--- a/csaxs_bec/bec_ipython_client/plugins/flomni/gui_tools.py
+++ b/csaxs_bec/bec_ipython_client/plugins/flomni/gui_tools.py
@@ -123,8 +123,24 @@ class flomniGuiTools:
         # dev.cam_flomni_overview.stop_live_mode()
         # dev.cam_flomni_gripper.stop_live_mode()
         # dev.cam_xeye.live_mode = False
-        if hasattr(self.gui, "flomni"):
-            self.gui.flomni.delete_all(timeout=self.GUI_RPC_TIMEOUT)
+        flomni_window = self._flomnigui_get_window()
+        if flomni_window is not None:
+            flomni_window.delete_all(timeout=self.GUI_RPC_TIMEOUT)
+        self._flomnigui_clear_widget_references()
+
+    def _flomnigui_get_window(self):
+        """Return the flOMNI dock area proxy without falling back to root GUI actions."""
+        flomni_window = getattr(self, "flomni_window", None)
+        if flomni_window is not None:
+            if not (hasattr(flomni_window, "_is_deleted") and flomni_window._is_deleted()):
+                return flomni_window
+
+        flomni_window = self.gui.windows.get("flomni")
+        if flomni_window is not None:
+            self.flomni_window = flomni_window
+        return flomni_window
+
+    def _flomnigui_clear_widget_references(self):
         self.progressbar = None
         self.text_box = None
         self.xeyegui = None
@@ -231,56 +247,61 @@ class flomniGuiTools:
 
             client.get_global_var("tomo_progress")
         """
+        if self.progressbar is None:
+            return
+        if hasattr(self.progressbar, "_is_deleted") and self.progressbar._is_deleted():
+            self.progressbar = None
+            return
+
         main_progress_ring = self.progressbar.rings[0]
         subtomo_progress_ring = self.progressbar.rings[1]
-        if self.progressbar is not None:
-            progress = self.progress["projection"] / self.progress["total_projections"] * 100
-            subtomo_progress = (
-                self.progress["subtomo_projection"]
-                / self.progress["subtomo_total_projections"]
-                * 100
-            )
-            main_progress_ring.set_value(progress)
-            subtomo_progress_ring.set_value(subtomo_progress)
+        total_projections = self.progress["total_projections"] or 1
+        subtomo_total_projections = self.progress["subtomo_total_projections"] or 1
+        progress = self.progress["projection"] / total_projections * 100
+        subtomo_progress = self.progress["subtomo_projection"] / subtomo_total_projections * 100
+        main_progress_ring.set_value(progress)
+        subtomo_progress_ring.set_value(subtomo_progress)
 
-            # --- format start time for display --------------------------------
-            start_str = self.progress.get("tomo_start_time")
-            if start_str is not None:
-                import datetime as _dt
-                start_display = _dt.datetime.fromisoformat(start_str).strftime("%Y-%m-%d %H:%M:%S")
+        # --- format start time for display --------------------------------
+        start_str = self.progress.get("tomo_start_time")
+        if start_str is not None:
+            import datetime as _dt
+
+            start_display = _dt.datetime.fromisoformat(start_str).strftime("%Y-%m-%d %H:%M:%S")
+        else:
+            start_display = "N/A"
+
+        # --- format estimated remaining time ------------------------------
+        remaining_s = self.progress.get("estimated_remaining_time")
+        if remaining_s is not None and remaining_s >= 0:
+            import datetime as _dt
+
+            remaining_s = int(remaining_s)
+            h, rem = divmod(remaining_s, 3600)
+            m, s = divmod(rem, 60)
+            if h > 0:
+                eta_display = f"{h}h {m:02d}m {s:02d}s"
+            elif m > 0:
+                eta_display = f"{m}m {s:02d}s"
             else:
-                start_display = "N/A"
+                eta_display = f"{s}s"
+        else:
+            eta_display = "N/A"
+        # ------------------------------------------------------------------
 
-            # --- format estimated remaining time ------------------------------
-            remaining_s = self.progress.get("estimated_remaining_time")
-            if remaining_s is not None and remaining_s >= 0:
-                import datetime as _dt
-                remaining_s = int(remaining_s)
-                h, rem = divmod(remaining_s, 3600)
-                m, s = divmod(rem, 60)
-                if h > 0:
-                    eta_display = f"{h}h {m:02d}m {s:02d}s"
-                elif m > 0:
-                    eta_display = f"{m}m {s:02d}s"
-                else:
-                    eta_display = f"{s}s"
-            else:
-                eta_display = "N/A"
-            # ------------------------------------------------------------------
-
-            text = (
-                f"Progress report:\n"
-                f" Tomo type:  {self.progress['tomo_type']}\n"
-                f" Projection:  {self.progress['projection']:.0f}\n"
-                f" Total projections expected  {self.progress['total_projections']:.1f}\n"
-                f" Angle:  {self.progress['angle']:.1f}\n"
-                f" Current subtomo:  {self.progress['subtomo']}\n"
-                f" Current projection within subtomo: {self.progress['subtomo_projection']}\n"
-                f" Total projections per subtomo:  {int(self.progress['subtomo_total_projections'])}\n"
-                f" Scan started:  {start_display}\n"
-                f" Est. remaining:  {eta_display}"
-            )
-            self.progressbar.set_center_label(text)
+        text = (
+            f"Progress report:\n"
+            f" Tomo type:  {self.progress['tomo_type']}\n"
+            f" Projection:  {self.progress['projection']:.0f}\n"
+            f" Total projections expected  {self.progress['total_projections']:.1f}\n"
+            f" Angle:  {self.progress['angle']:.1f}\n"
+            f" Current subtomo:  {self.progress['subtomo']}\n"
+            f" Current projection within subtomo: {self.progress['subtomo_projection']}\n"
+            f" Total projections per subtomo:  {int(self.progress['subtomo_total_projections'])}\n"
+            f" Scan started:  {start_display}\n"
+            f" Est. remaining:  {eta_display}"
+        )
+        self.progressbar.set_center_label(text)
 
 
 if __name__ == "__main__":