diff --git a/.DS_Store b/.DS_Store
new file mode 100644
index 0000000000000000000000000000000000000000..f7347e02c396e596eeee5a91bcd0e621ca252a18
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diff --git a/doc/.DS_Store b/doc/.DS_Store
index e62e3f4b9d9e91b952298d3179e46687fbf38763..8e3c84317c612ec2dc02d9edc2454dbaae6624cb 100644
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diff --git a/doc/fluid/.DS_Store b/doc/fluid/.DS_Store
index e18c0e7857eaee306bff12db593d3b3f68699b0e..ed4d0568711ec778bb9aee5e3b472b074a8a1a13 100644
Binary files a/doc/fluid/.DS_Store and b/doc/fluid/.DS_Store differ
diff --git a/doc/fluid/beginners_guide/.DS_Store b/doc/fluid/beginners_guide/.DS_Store
new file mode 100644
index 0000000000000000000000000000000000000000..203106fb3ca112e2743a482932833bfee94c5521
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diff --git a/doc/fluid/beginners_guide/coding_practice/index_cn.rst b/doc/fluid/beginners_guide/coding_practice/index_cn.rst
index da748889d53242ffdf2ec8a8499490880dd17a2e..e1f5f5c5c8782c3d69c64437fd90c964d80bf374 100644
--- a/doc/fluid/beginners_guide/coding_practice/index_cn.rst
+++ b/doc/fluid/beginners_guide/coding_practice/index_cn.rst
@@ -9,6 +9,5 @@
 
    configure_simple_model/index_cn.rst
    single_node.rst
-   test_while_training.rst
    save_load_variables.rst
 
diff --git a/doc/fluid/release_note_cn.md b/doc/fluid/release_note_cn.md
index 2d317b837a79f6b661a81485555e9a0f87ca7880..2b77f8d55d7d4a0d3cf068f04722cd0bc38e0771 100644
--- a/doc/fluid/release_note_cn.md
+++ b/doc/fluid/release_note_cn.md
@@ -249,8 +249,7 @@ Release Notes
         - 全面优化文档逻辑，提供如工业质检、眼底筛查等工业场景的AIStudio实战教程。
 
 - ElasticRec（https://github.com/PaddlePaddle/ElasticRec）
-    -
-    - 发布了ElasticRec推荐排序系统，通过K8S进行部署，支持流式训练和在线预测服务。
+    - 发布ElasticRec推荐排序系统，通过K8S进行部署，支持流式训练和在线预测服务。
 
 ## 工具组件
 
diff --git a/doc/fluid/user_guides/.DS_Store b/doc/fluid/user_guides/.DS_Store
index e6329c10f964126f709064c30f27b8f2cb6fdb5a..fc9079114c9678a94e4b159757a82b4e22ef2817 100644
Binary files a/doc/fluid/user_guides/.DS_Store and b/doc/fluid/user_guides/.DS_Store differ
diff --git a/doc/fluid/user_guides/tools/index_cn.rst b/doc/fluid/user_guides/tools/index_cn.rst
index f80c3fc7a3107e699533941f97d183f80acc767b..69b7cd6d19ca6c9865b39026504ab9319f42e594 100644
--- a/doc/fluid/user_guides/tools/index_cn.rst
+++ b/doc/fluid/user_guides/tools/index_cn.rst
@@ -10,4 +10,4 @@
 ..  toctree::
     :titlesonly:
 
-    deploy_ctr_on_baidu_cloud_cn.rst
+    elastic_ctr/deploy_ctr_on_baidu_cloud_cn.rst