diff --git a/README.md b/README.md
index 03dee0a..d193949 100644
--- a/README.md
+++ b/README.md
@@ -104,6 +104,8 @@ Jeecg-Boot快速开发平台，可以应用在任何J2EE项目的开发中，尤
 
 - 入门必看：  [http://jeecg-boot.mydoc.io/?t=345660](http://jeecg-boot.mydoc.io/?t=345660)
 
+- 入门必看：  [JeecgBoot常见问题大全](http://www.jeecg.org/forum.php?mod=viewthread&tid=7816&extra=page%3D1)
+
 - QQ交流群 ：  284271917
 
 - 视频教程（视频有点老，以文档为准） ：  https://pan.baidu.com/s/1Il0TS50I70vH1AG1y40wtw 提取码：hok5
diff --git a/ant-design-jeecg-vue/src/components/tools/HeaderNotice.vue b/ant-design-jeecg-vue/src/components/tools/HeaderNotice.vue
index 59a05ec..debe676 100644
--- a/ant-design-jeecg-vue/src/components/tools/HeaderNotice.vue
+++ b/ant-design-jeecg-vue/src/components/tools/HeaderNotice.vue
@@ -116,17 +116,20 @@
         },60000)
       },
       loadData (){
-        // 获取系统消息
-        getAction(this.url.listCementByUser).then((res)=>{
-          if(res.success){
-            this.announcement1 = res.result.anntMsgList;
-            this.msg1Count = res.result.anntMsgTotal;
-            this.msg1Title = "通知("+res.result.anntMsgTotal+")";
-            this.announcement2 = res.result.sysMsgList;
-            this.msg2Count = res.result.sysMsgTotal;
-            this.msg2Title = "系统消息("+res.result.sysMsgTotal+")";
-          }
-        });
+        try {
+          // 获取系统消息
+          getAction(this.url.listCementByUser).then((res) => {
+            if (res.success) {
+              this.announcement1 = res.result.anntMsgList;
+              this.msg1Count = res.result.anntMsgTotal;
+              this.msg1Title = "通知(" + res.result.anntMsgTotal + ")";
+              this.announcement2 = res.result.sysMsgList;
+              this.msg2Count = res.result.sysMsgTotal;
+              this.msg2Title = "系统消息(" + res.result.sysMsgTotal + ")";
+            }
+          });
+        } catch (err) {
+        }
       },
       fetchNotice () {
         if (this.loadding) {
diff --git a/jeecg-boot/jeecg-boot-module-system/src/main/java/org/jeecg/modules/system/mapper/SysAnnouncementMapper.java b/jeecg-boot/jeecg-boot-module-system/src/main/java/org/jeecg/modules/system/mapper/SysAnnouncementMapper.java
index e38af04..9c6f3ce 100644
--- a/jeecg-boot/jeecg-boot-module-system/src/main/java/org/jeecg/modules/system/mapper/SysAnnouncementMapper.java
+++ b/jeecg-boot/jeecg-boot-module-system/src/main/java/org/jeecg/modules/system/mapper/SysAnnouncementMapper.java
@@ -2,6 +2,7 @@ package org.jeecg.modules.system.mapper;
 
 import java.util.List;
 
+import org.apache.ibatis.annotations.Param;
 import org.jeecg.modules.system.entity.SysAnnouncement;
 
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
@@ -16,6 +17,6 @@ import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 public interface SysAnnouncementMapper extends BaseMapper<SysAnnouncement> {
 
 	
-	List<SysAnnouncement> querySysCementListByUserId(Page<SysAnnouncement> page, String userId,String msgCategory);
+	List<SysAnnouncement> querySysCementListByUserId(Page<SysAnnouncement> page, @Param("userId")String userId,@Param("msgCategory")String msgCategory);
 
 }