diff --git a/pom.xml b/pom.xml
index e639090..2a737e2 100644
--- a/pom.xml
+++ b/pom.xml
@@ -26,7 +26,7 @@
 		<mybatis.spring.boot.starter.version>1.3.2</mybatis.spring.boot.starter.version>
 		<pagehelper.spring.boot.starter.version>1.2.5</pagehelper.spring.boot.starter.version>
 		<fastjson.version>1.2.73</fastjson.version>
-		<druid.version>1.1.14</druid.version>
+		<druid.version>1.1.23</druid.version>
 		<commons.io.version>2.5</commons.io.version>
 		<commons.fileupload.version>1.3.3</commons.fileupload.version>
 		<bitwalker.version>1.19</bitwalker.version>
diff --git a/src/main/java/com/ruoyi/framework/aspectj/DataScopeAspect.java b/src/main/java/com/ruoyi/framework/aspectj/DataScopeAspect.java
index 5939c3d..9ca64c5 100644
--- a/src/main/java/com/ruoyi/framework/aspectj/DataScopeAspect.java
+++ b/src/main/java/com/ruoyi/framework/aspectj/DataScopeAspect.java
@@ -79,11 +79,11 @@ public class DataScopeAspect
         }
         // 获取当前的用户
         LoginUser loginUser = SpringUtils.getBean(TokenService.class).getLoginUser(ServletUtils.getRequest());
-        SysUser currentUser = loginUser.getUser();
-        if (currentUser != null)
+        if (StringUtils.isNotNull(loginUser))
         {
+            SysUser currentUser = loginUser.getUser();
             // 如果是超级管理员，则不过滤数据
-            if (!currentUser.isAdmin())
+            if (StringUtils.isNotNull(currentUser) && !currentUser.isAdmin())
             {
                 dataScopeFilter(joinPoint, currentUser, controllerDataScope.deptAlias(),
                         controllerDataScope.userAlias());
@@ -123,7 +123,7 @@ public class DataScopeAspect
             else if (DATA_SCOPE_DEPT_AND_CHILD.equals(dataScope))
             {
                 sqlString.append(StringUtils.format(
-                        " OR {}.dept_id IN ( SELECT dept_id FROM sys_dept WHERE dept_id = {} or FIND_IN_SET( {} , ancestors ) )",
+                        " OR {}.dept_id IN ( SELECT dept_id FROM sys_dept WHERE dept_id = {} or find_in_set( {} , ancestors ) )",
                         deptAlias, user.getDeptId(), user.getDeptId()));
             }
             else if (DATA_SCOPE_SELF.equals(dataScope))
diff --git a/src/main/java/com/ruoyi/project/system/service/impl/SysDictTypeServiceImpl.java b/src/main/java/com/ruoyi/project/system/service/impl/SysDictTypeServiceImpl.java
index 10fe23b..84e686a 100644
--- a/src/main/java/com/ruoyi/project/system/service/impl/SysDictTypeServiceImpl.java
+++ b/src/main/java/com/ruoyi/project/system/service/impl/SysDictTypeServiceImpl.java
@@ -76,12 +76,12 @@ public class SysDictTypeServiceImpl implements ISysDictTypeService
     public List<SysDictData> selectDictDataByType(String dictType)
     {
         List<SysDictData> dictDatas = DictUtils.getDictCache(dictType);
-        if (StringUtils.isNotNull(dictDatas))
+        if (StringUtils.isNotEmpty(dictDatas))
         {
             return dictDatas;
         }
         dictDatas = dictDataMapper.selectDictDataByType(dictType);
-        if (StringUtils.isNotNull(dictDatas))
+        if (StringUtils.isNotEmpty(dictDatas))
         {
             DictUtils.setDictCache(dictType, dictDatas);
             return dictDatas;