我是 grails 新手，运行 grails 应用程序时遇到问题。控制台显示如下所示的错误。尽管它在我的应用程序中运行良好，但每次运行应用程序时都会看到错误让我很紧张。而且我的项目上还有红色感叹号，是什么？
谁能告诉我如何解决它？
Error 2013-09-16 11:13:40,270 [http-bio-8333-exec-2] ERROR [/hubbub].[gsp] - Servlet.service() for servlet [gsp] in context with path [/hubbub] threw exception
Message: It looks like you are missing some calls to the r:layoutResources tag. After rendering your page the following have not been rendered: [defer]
Line | Method
->> 886 | runTask in java.util.concurrent.ThreadPoolExecutor$Worker
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
| 908 | run in ''
^ 662 | run . . in java.lang.Thread
| Error 2013-09-16 11:13:49,467 [http-bio-8333-exec-8] ERROR [/hubbub].[default] - Servlet.service() for servlet [default] in context with path [/hubbub] threw exception
Message: It looks like you are missing some calls to the r:layoutResources tag. After rendering your page the following have not been rendered: [defer]
Line | Method
->> 886 | runTask in java.util.concurrent.ThreadPoolExecutor$Worker
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
| 908 | run in ''
^ 662 | run . . in java.lang.Thread
Hibernate: select this_.id as id2_0_, this_.version as version2_0_, this_.date_created as date3_2_0_, this_.password as password2_0_, this_.profile_id as profile5_2_0_, this_.user_id as user6_2_0_ from user this_ limit ?
Hibernate: select count(*) as y0_ from user this_
| Error 2013-09-16 11:13:59,475 [http-bio-8333-exec-9] ERROR [/hubbub].[default] - Servlet.service() for servlet [default] in context with path [/hubbub] threw exception
Message: It looks like you are missing some calls to the r:layoutResources tag. After rendering your page the following have not been rendered: [defer]
Line | Method
->> 886 | runTask in java.util.concurrent.ThreadPoolExecutor$Worker
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
| 908 | run in ''
^ 662 | run . . in java.lang.Thread