From 618c2c75e32075745f8b326fcf02547ace16bf4b Mon Sep 17 00:00:00 2001
From: lujun <lujun315023@126.com>
Date: Mon, 24 Jun 2019 09:24:37 +0800
Subject: [PATCH] [cherry pick] update load_error_info (#18256)

Repair error prompt: Users are prompted to check whether the model or parameter files are damaged when loading parameters are wrong.

* cherry pick 18000, test=release/1.5
---
 paddle/fluid/operators/load_combine_op.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/paddle/fluid/operators/load_combine_op.h b/paddle/fluid/operators/load_combine_op.h
index 8f620ba7d..9d00c1efb 100644
--- a/paddle/fluid/operators/load_combine_op.h
+++ b/paddle/fluid/operators/load_combine_op.h
@@ -65,7 +65,10 @@ class LoadCombineOpKernel : public framework::OpKernel<T> {
       auto *tensor = out_vars[i]->GetMutable<framework::LoDTensor>();
 
       // Error checking
-      PADDLE_ENFORCE(static_cast<bool>(*buffer), "Cannot read more");
+      PADDLE_ENFORCE(
+          static_cast<bool>(*buffer),
+          "There is a problem with loading model parameters. "
+          "Please check whether the model file is complete or damaged. ");
 
       // Get data from fin to tensor
       DeserializeFromStream(*buffer, tensor, dev_ctx);
-- 
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