diff --git a/site/app.py b/site/app.py
index e598e1e..420106a 100644
--- a/site/app.py
+++ b/site/app.py
@@ -18,7 +18,7 @@ from routes.api import bp as api_bp
 from routes.api_test import bp as api_test_bp
 
 # Версия — меняется при КАЖДОМ изменении кода. Показывается в топбаре UI.
-VERSION = "1.1.29"
+VERSION = "1.1.30"
 
 app = Flask(__name__, template_folder="templates", static_folder="static")
 app.config["NUBES_API_ENDPOINT"] = os.getenv("NUBES_API_ENDPOINT", "https://lk-api-gateway-test.ngcloud.ru/api/v1/svc")
diff --git a/site/routes/api_test.py b/site/routes/api_test.py
index e9f1056..f0a85d1 100644
--- a/site/routes/api_test.py
+++ b/site/routes/api_test.py
@@ -291,7 +291,12 @@ def _resolve_ref_svc(client, cfs_params, params):
         if not isinstance(dd, dict):
             continue
         pid = str(p["svcOperationCfsParamId"])
-        user_val = json.loads(params.get(pid, "{}")) if pid in params else {}
+        user_val = {}
+        if pid in params:
+            try:
+                user_val = json.loads(params[pid]) if params[pid] else {}
+            except (json.JSONDecodeError, ValueError):
+                user_val = {}
         for sk, sv in dd.items():
             ref_id = sv.get("refSvcId")
             if not ref_id: