NullReference Bug

jeecg-module-system/jeecg-system-biz/src/main/java/org/jeecg/modules/system/controller/SysUserController.java

@@ -144,7 +144,7 @@ public class SysUserController {
         // 多租户筛选
         LoginUser authUser = TokenUtils.getAuthUser();
         // 如果当前登录用户的租户id不为空，则进行租户筛选
-        if(!authUser.getRelTenantIds().isEmpty()) {
+        if(authUser.getRelTenantIds() != null && !authUser.getRelTenantIds().isEmpty()) {
             queryWrapper.eq("rel_tenant_ids",authUser.getRelTenantIds());
         }
 		Page<SysUser> page = new Page<SysUser>(pageNo, pageSize);