⑴ win7系统32位 sql server 2008数据库引擎服务 sqlserver复制失败 已试过注册表和控制面板，日志如下
Details
Proct: SQL Server
ID: 50000
Source: setup.rll
Version: 10.0
Component: SQL Server Native Client
Message: A network error occurred while attempting to read from the file '%.*ls'.
Explanation
An attempt was made to install (or update) SQL Server Native Client on a computer where SQL Server Native Client is already installed, and where the existing installation was from an MSI file that was not named sqlncli.msi.
说明:
试图在已安装本地客户端的计算机上安装（或更新）SQL Server 本地客户端，且已存在的安装来自名字不是sqlncli.msi的MSI文件。
User Action
To resolve this error, uninstall the existing version of SQL Server Native Client. To prevent this error, do not install SQL Server Native Client from an MSI file that is not named sqlncli.msi.
要解决此错误，卸载已存在的SQL Server 本地客户端版本。
要预防此问题，不要通过名字不是sqlncli.msi 的MSI文件安装SQL Server 本地客户端。
⑵ 请问SQLServer安装完成但失败，数据库引擎，server复制等安装失败要怎么解决
全部都是失败了，建议先卸载然后重启之后进行重装，装的时候不要更改任何路径地址。