什么是One-Click技术

什么是One-Click技术, 很感兴趣. 朦胧知道用途,却不能明确描述.期待进一步了解
核心应该是:simplicity,就是简单化.
installshield有个click once deployment 应该就是一种应用.
可惜啊今天还碰到了问题, 一个红色错误醒目的出现,找不到原因, 这个是日志
================= Logging started at 5/25/2006 05:32:51 下午 ==================
Preparing the primary application assembly for processing.
Creating the base deployment.
Initializing the default application manifest.
Creating the application manifest folder.
Deleting existing application manifest folder.
Building application files to the release location.
Loading File table
ISDEV : error -6645: C:\WINDOWS\system32\shdocvw.dll failed to load.
 Error: 0
 Error Description:
Adding file 'UploadManager.dll' that is a dependency of component 'STPClient.exe1'
Adding merge module 'Microsoft OLE 2.40 for Windows NT and Windows 95' that is a dependency of component 'STPClient.exe1'
Adding merge module 'Microsoft OLE 2.40 for Windows NT and Windows 95' that is a dependency of component 'Net.SourceForge.Koogra.dll1'
Merging Microsoft OLE 2.40  for Windows NT(TM) and Windows 95(TM) Operating Systems: C:\Program Files\Common Files\Merge Modules\OLEAUT32.MSM
The 'INTERNET' deployment configuration is disabled, skipping.
The 'CDROM' deployment configuration is disabled, skipping.
The 'UNC' deployment configuration is disabled, skipping.
The ClickOnce build process has finished with:  1 Errors and 0 Warnings.
================= Logging stopped at 5/25/2006 05:33:18 下午 ==================
Log file has been created: <file:D:\MiantainProject\STP\Setup\NTUCInstallProject\Build Report\5-25-2006 05-32-51 下午.txt>

fileslist里压根就没加这个dll,也没有任何file depend 他.真是郁闷...............