When you examine the settings for the System Restore utility, you may observe that System Restore is suspended even though you have enough free disk space on the system drive. If you attempt to start System Restore, you may receive the following message:

Describes that when Visual Studio .NET Setup or Visual Studio 2005 Setup completes the installation process, you may receive an Error log message "ACTION FAILURE... See MSI log for details." error message.

描述，在您显式地实现接口事件，可能会收到 CS0117 编译器错误。