TP2.0升级到TP2.1时，提示_TEMPLATE_NOT_EXIST_

错误位置:　FILE: F:\www\htdocs\App\Runtime\~runtime.php　LINE: 2
[ 错误信息 ]
_TEMPLATE_NOT_EXIST_[./App/Tpl//Home/Index/index.html]
[ TRACE ]
[11-07-09 17:06:07] F:\www\htdocs\App\Runtime\~runtime.php (2) View->parseTemplateFile()
[11-07-09 17:06:07] F:\www\htdocs\App\Runtime\~runtime.php (2) View->fetch(, , text/html, 1)
[11-07-09 17:06:07] F:\www\htdocs\App\Runtime\~runtime.php (2) View->display(, , text/html)
[11-07-09 17:06:07] F:\www\htdocs\App\Lib\Action\Home\IndexAction.class.php (34) Action->display()
[11-07-09 17:06:07]  () IndexAction->index()
[11-07-09 17:06:07] F:\www\htdocs\App\Runtime\~runtime.php (2) call_user_func(Array)
[11-07-09 17:06:07] F:\www\htdocs\App\Runtime\~runtime.php (2) App::exec()
[11-07-09 17:06:07] F:\www\htdocs\index.php (7) App::run()

模板文件不存在
另外你好像更改了默认的模板主题