Update app.py

app.py

@@ -121,6 +121,15 @@ def random_sleep_tick():
 def now_utc():
     return datetime.datetime.now(datetime.timezone.utc)
 
+def fetch_scenario_with_retries(max_attempts=5, delay_sec=3):
+    for attempt in range(1, max_attempts + 1):
+        scen = fetch_current_scenario_struct()
+        if scen and "scenario" in scen:
+            return scen
+        if attempt < max_attempts:
+            time.sleep(delay_sec)
+    return None
+
 def format_zone_times(dt_utc: datetime.datetime) -> Dict[str, Any]:
     def last_sunday(year, month):
         d = datetime.datetime(year, month, 31, tzinfo=datetime.timezone.utc)
@@ -582,10 +591,10 @@ def track_signal():
         def _activator():
             try:
                 # Read scenario once and cache SL/TP locally to avoid race
-                scenario_blob = fetch_current_scenario_struct()
+                scenario_blob = fetch_scenario_with_retries(max_attempts=5, delay_sec=3)
                 if not scenario_blob or "scenario" not in scenario_blob:
-                    logger.error("[ACTIVATOR] Missing scenario data before waiting.")
-                    send_message_to_users("ERROR: Missing scenario structure before activation. Please set scenario and retry.")
+                    logger.error("[ACTIVATOR] Missing scenario data before waiting (after retries).")
+                    send_message_to_users("ERROR: Missing scenario structure before activation (after retries). Please set scenario and retry.")
                     return
 
                 scen = scenario_blob["scenario"]