前几天好不容易安装完了SAP NW 7.01 ABAP TRIAL Version.今天在上面做一个WebDynpro的例子程序，开始都很顺利，就是到了最后IE浏览的时候出错了。
网页页面信息如下：
Service cannot be reached
What has happened?
URL http://sapnw:8000/sap/bc/webdynpro/sap/z_tutorial1 call was terminated because the corresponding service is not available.
Note
The termination occurred in system NSP with error code 403 and for the reason Forbidden.
The selected virtual host was 0 .
What can I do?
Please select a valid URL.
If you do not yet have a user ID, contact your system administrator.
ErrorCode:ICF-NF-http-c:000-u:SAPSYS-l:E-i:sapnw_NSP_00-v:0-s:403-r:Forbidden
HTTP 403 - Forbidden
Your SAP Internet Communication Framework Team
不知道怎么解决了，请大家帮忙！