diff --git a/app/configs/global_var.py b/app/configs/global_var.py
index 7592ba4..135c1da 100644
--- a/app/configs/global_var.py
+++ b/app/configs/global_var.py
@@ -29,7 +29,7 @@ def set_value(key, value):
 
 def get_value(key):
     # 获得一个全局变量，不存在则提示读取对应变量失败
-    # try:
-    return redis_client.get_redis().get("_global_dict")[key]
-    # except:
-    #     print('读取' + key + '失败\r\n')
+    try:
+        return redis_client.get_redis().get("_global_dict")[key]
+    except:
+        print('读取' + key + '失败\r\n')