diff --git a/csaxs_bec/bec_ipython_client/plugins/flomni/flomni.py b/csaxs_bec/bec_ipython_client/plugins/flomni/flomni.py
index f416cca..9d8c46f 100644
--- a/csaxs_bec/bec_ipython_client/plugins/flomni/flomni.py
+++ b/csaxs_bec/bec_ipython_client/plugins/flomni/flomni.py
@@ -2489,8 +2489,16 @@ class Flomni(
         for scan_nr in range(start_scan_number, end_scan_number):
             self._write_tomo_scan_number(scan_nr, angle, subtomo_number=0)
 
-    def tomo_scan(self, subtomo_start=1, start_angle=None, projection_number=None):
-        """start a tomo scan"""
+    def tomo_scan(
+        self, subtomo_start=1, start_angle=None, projection_number=None, interactive: bool = True
+    ):
+        """start a tomo scan
+
+        Args:
+            interactive: accepted for signature compatibility with
+                LamNI.tomo_scan() (tomo_queue_execute() calls both the same
+                way) -- unused here, FlOMNI has no fine-alignment gate.
+        """
 
         if not self._check_eye_out_and_optics_in():
             print(
@@ -2519,18 +2527,19 @@ class Flomni(
         ):
 
             # pylint: disable=undefined-variable
-            if bec.active_account != "":
-                self.tomo_id = self.add_sample_database(
-                    self.sample_name,
-                    str(datetime.date.today()),
-                    bec.active_account,
-                    bec.queue.next_scan_number,
-                    "flomni",
-                    "test additional info",
-                    "BEC",
-                )
-            else:
-                self.tomo_id = 0
+            # Always attempt registration (even for an empty/test account)
+            # and let add_sample_database() -> TomoIDManager.register()
+            # decide production vs. test-server vs. genuine-failure fallback
+            # -- see LamNI.tomo_scan()'s equivalent change for why.
+            self.tomo_id = self.add_sample_database(
+                self.sample_name,
+                str(datetime.date.today()),
+                bec.active_account or "",
+                bec.queue.next_scan_number,
+                "flomni",
+                "test additional info",
+                "BEC",
+            )
             self.write_pdf_report()
             self.progress["tomo_start_time"] = datetime.datetime.now().isoformat()
             # reset stale estimates from any previous scan, otherwise the GUI