Airsim的安装问题

请问我在安装Airsim时，运行build.cmd 然后运行到最后他就会出现这个代码
C:\Airsim\AirSim-1.8.1-windows\Unreal\Environments\Blocks>rd /s/q Build
系统找不到指定的文件。

C:\Airsim\AirSim-1.8.1-windows\Unreal\Environments\Blocks>rd /s/q Binaries
系统找不到指定的文件。

C:\Airsim\AirSim-1.8.1-windows\Unreal\Environments\Blocks>rd /s/q Intermediate

C:\Airsim\AirSim-1.8.1-windows\Unreal\Environments\Blocks>rd /s/q Saved

C:\Airsim\AirSim-1.8.1-windows\Unreal\Environments\Blocks>mkdir Saved\logs

C:\Airsim\AirSim-1.8.1-windows\Unreal\Environments\Blocks>rd /s/q Plugins\AirSim\Binaries
系统找不到指定的文件。

C:\Airsim\AirSim-1.8.1-windows\Unreal\Environments\Blocks>rd /s/q Plugins\AirSim\Intermediate
系统找不到指定的文件。

C:\Airsim\AirSim-1.8.1-windows\Unreal\Environments\Blocks>rd /s/q Plugins\AirSim\Saved
系统找不到指定的文件。

C:\Airsim\AirSim-1.8.1-windows\Unreal\Environments\Blocks>del *.sln
找不到 C:\Airsim\AirSim-1.8.1-windows\Unreal\Environments\Blocks\*.sln

C:\Airsim\AirSim-1.8.1-windows\Unreal\Environments\Blocks>setlocal

C:\Airsim\AirSim-1.8.1-windows\Unreal\Environments\Blocks>del /q gen_temp.txt
找不到 C:\Airsim\AirSim-1.8.1-windows\Unreal\Environments\Blocks\gen_temp.txt

C:\Airsim\AirSim-1.8.1-windows\Unreal\Environments\Blocks>powershell -command "& { (Get-ItemProperty 'Registry::HKEY_CLASSES_ROOT\Unreal.ProjectFile\shell\rungenproj' -Name 'Icon' ).'Icon' } > gen_temp.tmp"

C:\Airsim\AirSim-1.8.1-windows\Unreal\Environments\Blocks>type gen_temp.tmp  1>gen_temp.txt

C:\Airsim\AirSim-1.8.1-windows\Unreal\Environments\Blocks>set /p gen_bin= 0C:\Airsim\AirSim-1.8.1-windows\Unreal\Environments\Blocks>del /q gen_temp.tmp

C:\Airsim\AirSim-1.8.1-windows\Unreal\Environments\Blocks>del /q gen_temp.txt

C:\Airsim\AirSim-1.8.1-windows\Unreal\Environments\Blocks>for %f in (*.uproject) do (
echo Generating files for %f
 "C:\Program Files (x86)\Epic Games\Launcher\Engine\Binaries\Win64\UnrealVersionSelector.exe" /projectfiles "C:\Airsim\AirSim-1.8.1-windows\Unreal\Environments\Blocks\%f"
)

C:\Airsim\AirSim-1.8.1-windows\Unreal\Environments\Blocks>(
echo Generating files for Blocks.uproject
 "C:\Program Files (x86)\Epic Games\Launcher\Engine\Binaries\Win64\UnrealVersionSelector.exe" /projectfiles "C:\Airsim\AirSim-1.8.1-windows\Unreal\Environments\Blocks\Blocks.uproject"
)
Generating files for Blocks.uproject

紧接着就会弹出ue4的弹窗 显示generating project files 等进度条走完也没有改变 最后命令行返回了根目录
找了很多Airsim的安装教程都没有出现这个问题