diff --git a/cart/bp/actions/routes.py b/cart/bp/actions/routes.py
index 3a33248..d6a2be9 100644
--- a/cart/bp/actions/routes.py
+++ b/cart/bp/actions/routes.py
@@ -26,8 +26,13 @@ def register() -> Blueprint:
         handler = _handlers.get(action_name)
         if handler is None:
             return jsonify({"error": "unknown action"}), 404
-        result = await handler()
-        return jsonify(result)
+        try:
+            result = await handler()
+            return jsonify(result)
+        except Exception as exc:
+            import logging
+            logging.getLogger(__name__).exception("Action %s failed", action_name)
+            return jsonify({"error": str(exc)}), 500
 
     # --- adopt-cart-for-user ---
     async def _adopt_cart():
diff --git a/events/bp/actions/routes.py b/events/bp/actions/routes.py
index c67f1dd..921c8b0 100644
--- a/events/bp/actions/routes.py
+++ b/events/bp/actions/routes.py
@@ -26,8 +26,13 @@ def register() -> Blueprint:
         handler = _handlers.get(action_name)
         if handler is None:
             return jsonify({"error": "unknown action"}), 404
-        result = await handler()
-        return jsonify(result)
+        try:
+            result = await handler()
+            return jsonify(result)
+        except Exception as exc:
+            import logging
+            logging.getLogger(__name__).exception("Action %s failed", action_name)
+            return jsonify({"error": str(exc)}), 500
 
     # --- adjust-ticket-quantity ---
     async def _adjust_ticket_quantity():
diff --git a/market/bp/actions/routes.py b/market/bp/actions/routes.py
index f7e1f0b..f4034eb 100644
--- a/market/bp/actions/routes.py
+++ b/market/bp/actions/routes.py
@@ -26,8 +26,13 @@ def register() -> Blueprint:
         handler = _handlers.get(action_name)
         if handler is None:
             return jsonify({"error": "unknown action"}), 404
-        result = await handler()
-        return jsonify(result)
+        try:
+            result = await handler()
+            return jsonify(result)
+        except Exception as exc:
+            import logging
+            logging.getLogger(__name__).exception("Action %s failed", action_name)
+            return jsonify({"error": str(exc)}), 500
 
     # --- create-marketplace ---
     async def _create_marketplace():