From f53e8d7a09eacea7d6c1637d4002cf3ad670adbc Mon Sep 17 00:00:00 2001
From: wangyanfei01 <wangyanfei01@baidu.com>
Date: Wed, 14 Dec 2016 18:31:37 +0800
Subject: [PATCH] fix bug: if test and sparse_remote_update can not co-exsit,
 crash trainer if necessary

---
 paddle/trainer/Trainer.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/paddle/trainer/Trainer.cpp b/paddle/trainer/Trainer.cpp
index 9c83c207ede..e10984a8d15 100644
--- a/paddle/trainer/Trainer.cpp
+++ b/paddle/trainer/Trainer.cpp
@@ -226,6 +226,12 @@ void Trainer::init(const std::shared_ptr<TrainerConfigHelper>& config,
         DataProvider::create(config_->getTestDataConfig(), *config_, gpuData));
   }
   if (testDataProvider_) {
+    if (config_->getOptConfig().use_sparse_remote_updater()) {
+      LOG(FATAL) << "It's prohibited to set sparse_remote_update "
+                 << "in some layers if testing will be under going "
+                 << "in the middle of training. You can do testing "
+                 << "within separate process.";
+    }
     createTester();
   }
 
-- 
GitLab