diff --git a/apps/em/views.py b/apps/em/views.py
index 9174e32b..b39a07af 100644
--- a/apps/em/views.py
+++ b/apps/em/views.py
@@ -180,7 +180,9 @@ class CdView(MyLoggingMixin, APIView):
 
         执行采集数据方法
         """
-        method = request.data.get("method")
+        method = request.data.get("method", None)
+        if not method:
+            raise ParseError("请传入method参数")
         m = method.split("(")[0]
         args = method.split("(")[1].split(")")[0].split(",")
         module, func = m.rsplit(".", 1)