启动sql2012时出现Cannot find one or more components.Please reinstall the application

①在运行中输入regedit.exe，启动注册表工具

②找到注册表中的此处路径“HKEY_CURRENT_USERSoftwareMicrosoftSQL Server Management Studio”

③删除11.0_Config文件夹

④重新启动sql server 2012