diff --git a/server/WebApi.cpp b/server/WebApi.cpp
index faac203d..a1ef1f65 100755
--- a/server/WebApi.cpp
+++ b/server/WebApi.cpp
@@ -1919,7 +1919,7 @@ void installWebApi() {
 
     api_regist("/index/api/stack/start", [](API_ARGS_JSON_ASYNC) {
         CHECK_SECRET();
-        auto ret = VideoStackManager::Instance().startVideoStack(allArgs.args());
+        auto ret = VideoStackManager::Instance().startVideoStack(allArgs.args);
         val["code"] = ret;
         val["msg"] = ret ? "failed" : "success";
         invoker(200, headerOut, val.toStyledString());