From 4656525e24721eed9476b75ce3d4f99cbcb9d123 Mon Sep 17 00:00:00 2001
From: yaoxuefeng <yaoxuefeng@baidu.com>
Date: Tue, 12 Jan 2021 11:15:28 +0800
Subject: [PATCH] fix datanorm error msg (#30294)

---
 paddle/fluid/operators/data_norm_op.cc | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/paddle/fluid/operators/data_norm_op.cc b/paddle/fluid/operators/data_norm_op.cc
index 7dc1e23207..698c57482d 100644
--- a/paddle/fluid/operators/data_norm_op.cc
+++ b/paddle/fluid/operators/data_norm_op.cc
@@ -390,7 +390,7 @@ class DataNormKernel<platform::CPUDeviceContext, T>
       }
       default:
         PADDLE_THROW(platform::errors::InvalidArgument(
-            "Unknown storage order: %d", data_layout));
+            "Unknown storage order: %d, please use NCHW or NHWC", data_layout));
     }
   }
 };
@@ -701,7 +701,8 @@ class DataNormGradKernel<platform::CPUDeviceContext, T>
       }
       default:
         PADDLE_THROW(platform::errors::InvalidArgument(
-            "Unknown storage order: %s", data_layout_str));
+            "Unknown storage order: %s, please use NCHW or NHWC",
+            data_layout_str));
     }
   }
 };
-- 
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