有网友提到在Windows Server 2003下添加删除程序里面点击添加/删除Windows组件，出现以下错误提示：
Setup Library wbemupgd.dll could not be loaded, or function OcEntry could not be found. Contact your system administrator. The specific error code is 0x7e.
无法加载安装程序库 wbemupgd.dll，或是找不到函数 OcEntry。请与您的系统管理员联系。特定错误码是 0x7e。
微软知识库文章已经收录了此问题的解决办法，链接如下：http://support.microsoft.com/?id=838860
RESOLUTION
To resolve this problem, follow these steps:
1. Click Start, right-click My Computer, and then click Properties.
2. Click the Advanced tab, and then click Environment Variables.
3. Click Path in the System variables list, and then click Edit.
4. Replace two of the paths in the Variable value box. To do this, follow these steps:
a. Delete the following two paths in the Variable value box:
SystemRoot%\system32;%SystemRoot%;%SystemRoot%\System32\Wbem
b. Type the following text in the Variable value box to replace the paths that you removed in step 4a.
C:\Windows\System32;C:\Windows\system32\Wbem
Note C is the hard disk drive where Windows is installed, and Windows is the folder where Windows is installed.
