From bbf884da34667dfe0ed70cef6c38aebe8e017951 Mon Sep 17 00:00:00 2001
From: "ysh329@sina.com" <ysh329@sina.com>
Date: Sun, 27 Sep 2020 08:36:34 +0000
Subject: [PATCH] Fix clip_by_norm_op error message. test=develop

---
 paddle/fluid/operators/clip_by_norm_op.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/paddle/fluid/operators/clip_by_norm_op.h b/paddle/fluid/operators/clip_by_norm_op.h
index f6f99369636..348a26bba94 100644
--- a/paddle/fluid/operators/clip_by_norm_op.h
+++ b/paddle/fluid/operators/clip_by_norm_op.h
@@ -63,8 +63,8 @@ class ClipByNormKernel : public framework::OpKernel<T> {
       output->Resize(merged_input->value().dims());
       output->mutable_data<T>(context.GetPlace());
     } else {
-      PADDLE_THROW("Unexpected branch, input variable type is %s",
-                   framework::ToTypeName(in_var->Type()));
+      PADDLE_THROW(
+          platform::errors::InvalidArgument("invalid input variable type"));
     }
 
     PADDLE_ENFORCE_NOT_NULL(input,
-- 
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