diff --git a/apollo-biz/src/main/java/com/ctrip/framework/apollo/biz/service/ItemSetService.java b/apollo-biz/src/main/java/com/ctrip/framework/apollo/biz/service/ItemSetService.java
index d98960de553b3cc3b6adfda6b0dcaecd687bbd27..cb3a06012d14ddeeaa480403963a245bb83887e7 100644
--- a/apollo-biz/src/main/java/com/ctrip/framework/apollo/biz/service/ItemSetService.java
+++ b/apollo-biz/src/main/java/com/ctrip/framework/apollo/biz/service/ItemSetService.java
@@ -3,6 +3,7 @@ package com.ctrip.framework.apollo.biz.service;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
+import org.springframework.util.CollectionUtils;
 
 import com.ctrip.framework.apollo.biz.entity.Audit;
 import com.ctrip.framework.apollo.biz.entity.Item;
@@ -23,7 +24,7 @@ public class ItemSetService {
   @Transactional
   public void updateSet(ItemChangeSets changeSet) {
     String owner = changeSet.getDataChangeLastModifiedBy();
-    if (changeSet.getCreateItems() != null) {
+    if (!CollectionUtils.isEmpty(changeSet.getCreateItems())) {
       for (ItemDTO item : changeSet.getCreateItems()) {
         Item entity = BeanUtils.transfrom(Item.class, item);
         entity.setDataChangeCreatedBy(owner);
@@ -33,7 +34,7 @@ public class ItemSetService {
       auditService.audit("ItemSet", null, Audit.OP.INSERT, owner);
     }
 
-    if (changeSet.getUpdateItems() != null) {
+    if (!CollectionUtils.isEmpty(changeSet.getUpdateItems())) {
       for (ItemDTO item : changeSet.getUpdateItems()) {
         Item entity = BeanUtils.transfrom(Item.class, item);
         Item managedItem = itemRepository.findOne(entity.getId());
@@ -44,7 +45,7 @@ public class ItemSetService {
       auditService.audit("ItemSet", null, Audit.OP.UPDATE, owner);
     }
 
-    if (changeSet.getDeleteItems() != null) {
+    if (!CollectionUtils.isEmpty(changeSet.getDeleteItems())) {
       for (ItemDTO item : changeSet.getDeleteItems()) {
         Item entity = BeanUtils.transfrom(Item.class, item);
         entity.setDataChangeLastModifiedBy(owner);
diff --git a/apollo-common/src/main/java/com/ctrip/framework/apollo/common/utils/BeanUtils.java b/apollo-common/src/main/java/com/ctrip/framework/apollo/common/utils/BeanUtils.java
index ff2bee8abc6b6c66ec6053095f37a7923934ae4f..4bc0c6e7412dc29708e4215e1c987766891a80d5 100644
--- a/apollo-common/src/main/java/com/ctrip/framework/apollo/common/utils/BeanUtils.java
+++ b/apollo-common/src/main/java/com/ctrip/framework/apollo/common/utils/BeanUtils.java
@@ -218,7 +218,7 @@ public class BeanUtils {
 
   /**
    * The copy will ignore <em>BaseEntity</em> field
-   * 
+   *
    * @param source
    * @param target
    */
@@ -226,5 +226,5 @@ public class BeanUtils {
     org.springframework.beans.BeanUtils.copyProperties(source, target, COPY_IGNORED_PROPERTIES);
   }
   
-  private static final String[] COPY_IGNORED_PROPERTIES = {"id", "dataChangeCreatedTime", "dataChangeLastModifiedTime"};
+  private static final String[] COPY_IGNORED_PROPERTIES = {"id", "dataChangeCreatedBy", "dataChangeCreatedTime", "dataChangeLastModifiedTime"};
 }
diff --git a/apollo-portal/src/main/java/com/ctrip/framework/apollo/portal/controller/PortalServerConfigController.java b/apollo-portal/src/main/java/com/ctrip/framework/apollo/portal/controller/PortalServerConfigController.java
index cb1922e252311b2f2b57d4c9c786cc105e494f21..e3b2c63736e158047baf4abe5cf522786e51bdba 100644
--- a/apollo-portal/src/main/java/com/ctrip/framework/apollo/portal/controller/PortalServerConfigController.java
+++ b/apollo-portal/src/main/java/com/ctrip/framework/apollo/portal/controller/PortalServerConfigController.java
@@ -4,6 +4,7 @@ package com.ctrip.framework.apollo.portal.controller;
 import com.ctrip.framework.apollo.common.utils.BeanUtils;
 import com.ctrip.framework.apollo.core.exception.BadRequestException;
 import com.ctrip.framework.apollo.core.utils.StringUtils;
+import com.ctrip.framework.apollo.portal.auth.UserInfoHolder;
 import com.ctrip.framework.apollo.portal.entity.po.ServerConfig;
 import com.ctrip.framework.apollo.portal.repository.ServerConfigRepository;
 
@@ -21,6 +22,8 @@ public class PortalServerConfigController {
 
   @Autowired
   private ServerConfigRepository serverConfigRepository;
+  @Autowired
+  private UserInfoHolder userInfoHolder;
 
   @RequestMapping(value = "/server/config", method = RequestMethod.POST)
   public ServerConfig createOrUpdate(@RequestBody ServerConfig serverConfig) {
@@ -29,8 +32,7 @@ public class PortalServerConfigController {
       throw new BadRequestException("request payload contains empty");
     }
 
-    // TODO: 16/6/2 接入sso之后改成当前登录用户
-    String modifiedBy = "admin";
+    String modifiedBy = userInfoHolder.getUser().getUsername();
 
     ServerConfig storedConfig = serverConfigRepository.findByKey(serverConfig.getKey());