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我从这个link和这个link tizen窗口图像文件（测试版）下载了Tizen安装程序包（Windows 7 64位）。我在安装管理器中点击高级，将图像提取到安装程序并安装。
但它返回错误。我检查了安装日志文件。这里是错误：Tizen SDK安装失败
13:06:57 [TRACE] [LoggerShellParser (101)] - [version-manager] 'findstr' is not recognized as an internal or external command,
13:06:57 [TRACE] [LoggerShellParser (101)] - [version-manager] operable program or batch file.
13:06:57 [TRACE] [ShellUtil (129)] - Command exit code => 255
13:06:57 [ERROR] [Installer (607)] - Installer.executeScript() install script error => C:\tizen-sdk\temp\Install.bat
13:06:57 [ERROR] [Installer (609)] - Exit code => 255
13:06:57 [ERROR] [IMFatalException ( 48)] - Fatal error occurred while executing post script. (temp package)
13:06:57 [ERROR] [IMFatalException ( 48)] - Fatal error occurred while executing install script.
(version-manager package)
13:06:57 [ERROR] [InstallManager (952)] - Installation failed => version-manager
13:06:57 [ERROR] [IMFatalException ( 48)] - Fatal error occurred while executing install script.
(version-manager package)
13:06:57 [INFO ] [InstallManager (1446)] - Remove all packages.
13:06:57 [INFO ] [InstallManager (1344)] - Remove package start => intelhaxm
13:06:57 [INFO ] [Installer (416)] - [intelhaxm] uninstall start
13:06:57 [INFO ] [Installer (547)] - executeRemoveScript => Remove.bat
13:06:57 [INFO ] [Installer (429)] - This package does not need a remove script.
13:06:57 [INFO ] [InstallManager (1372)] - [intelhaxm] remove end => true
13:06:57 [INFO ] [InstallManager (1344)] - Remove package start => sdb
13:06:57 [INFO ] [Installer (416)] - [sdb] uninstall start
13:06:57 [INFO ] [Installer (547)] - executeRemoveScript => Remove.bat
13:06:57 [INFO ] [Installer (582)] - Execute script starts...
13:06:57 [TRACE] [Installer (592)] - Current working directory. => C:\tizen-sdk\.info\sdb
13:06:57 [INFO ] [ShellUtil (110)] - execute command => [cmd.exe, /C, C:\tizen-sdk\.info\sdb\Remove.bat]
13:06:57 [ERROR] [InstallManager (876)] - download failed => file:/C:/Users/Arpita/AppData/Local/.installmanager/install-manager/download/tizen-sdk-image-TizenSDK_2.3.0b2-windows64.zip///binary/base-native-ide-product_2.3.16_windows-64.zip
13:06:57 [ERROR] [IMFatalException ( 48)] - Download canceled.
13:06:57 [ERROR] [ViewController (351)] - throwing
org.tizen.installmanager.core.IMFatalException: Download canceled.
at org.tizen.installmanager.core.InstallManager.downloadPackage(InstallManager.java:891) ~[rsrc:./:?]
at org.tizen.installmanager.core.InstallManager.install(InstallManager.java:751) ~[rsrc:./:?]
at org.tizen.installmanager.core.InstallManager.install(InstallManager.java:641) ~[rsrc:./:?]
at org.tizen.installmanager.ui.page.ViewController.install(ViewController.java:336) [rsrc:./:?]
at org.tizen.installmanager.ui.page.InstallingPage.installProcess(InstallingPage.java:336) [rsrc:./:?]
at org.tizen.installmanager.ui.page.InstallingPage$InstallThread.run(InstallingPage.java:301) [rsrc:./:?]
13:06:57 [ERROR] [IMFatalException ( 48)] - Download canceled.
13:06:57 [ERROR] [InstallingPage (346)] - Fatal error occurred while executing install script.
(version-manager package)
13:06:57 [ERROR] [InstallingPage (350)] - Installation failed
13:06:57 [INFO ] [ErrorController (291)] - Set installation success: false
我该如何解决findstr问题和相关问题？
P.S：我的系统中有java 1.8，我的系统RAM是2GB。我检查了安装要求，它说至少需要3 GB RAM。这是否对安装程序有不利影响？