I Cant seem to package my game for windows can i anyone help?

hi there i am new to this and want to package and ship my game for windows for testing purposes but i keep getting errors in the packaging aspect of it. I have copied the log and hope you can help

LogSlate: FSceneViewport::OnFocusLost() reason 2
UATHelper: Packaging (Windows (64-bit)): Running AutomationTool…
UATHelper: Packaging (Windows (64-bit)): Parsing command line: -ScriptsForProject=“C:/Users//Documents/Unreal Projects/SurviveTheForest001 4.19 - 11/SurviveTheForest001.uproject” BuildCookRun -nocompile -nocompileeditor -installed -nop4 -project=“C:/Users//Documents/Unreal Projects/SurviveTheForest001 4.19 - 11/SurviveTheForest001.u
project” -cook -stage -archive -archivedirectory=“C:/Users//Documents/SurvivalTestBuild” -package -clientconfig=Shipping -ue4exe=UE4Editor-Cmd.exe -clean -pak -prereqs -nodebuginfo -targetplatform=Win64 -build -utf8output
UATHelper: Packaging (Windows (64-bit)): Setting up ProjectParams for C:\Users\Documents\Unreal Projects\SurviveTheForest001 4.19 - 11\SurviveTheForest001.uproject
UATHelper: Packaging (Windows (64-bit)): ********** BUILD COMMAND STARTED **********
UATHelper: Packaging (Windows (64-bit)): Running: C:\Program Files\Epic Games\UE_4.19\Engine\Binaries\DotNET\UnrealBuildTool.exe SurviveTheForest001 Win64 Shipping -Project=“C:\Users\Documents\Unreal Projects\SurviveTheForest001 4.19 - 11\SurviveTheForest001.uproject” -clean “C:\Users\Documents\Unreal Projects\SurviveTheForest001
4.19 - 11\SurviveTheForest001.uproject” -NoUBTMakefiles -remoteini=“C:\Users\Documents\Unreal Projects\SurviveTheForest001 4.19 - 11” -skipdeploy -nobuilduht -NoHotReload
UATHelper: Packaging (Windows (64-bit)): Took 1.4017245s to run UnrealBuildTool.exe, ExitCode=0
UATHelper: Packaging (Windows (64-bit)): Running: C:\Program Files\Epic Games\UE_4.19\Engine\Binaries\DotNET\UnrealBuildTool.exe SurviveTheForest001 Win64 Shipping -Project=“C:\Users\Documents\Unreal Projects\SurviveTheForest001 4.19 - 11\SurviveTheForest001.uproject” “C:\Users\Documents\Unreal Projects\SurviveTheForest001 4.19 -
11\SurviveTheForest001.uproject” -NoUBTMakefiles -remoteini=“C:\Users\Documents\Unreal Projects\SurviveTheForest001 4.19 - 11” -skipdeploy -noxge -generatemanifest -NoHotReload -ignorejunk
LogSlate: FSceneViewport::OnFocusLost() reason 0
UATHelper: Packaging (Windows (64-bit)): Took 1.1024296s to run UnrealBuildTool.exe, ExitCode=0
UATHelper: Packaging (Windows (64-bit)): Running: C:\Program Files\Epic Games\UE_4.19\Engine\Binaries\DotNET\UnrealBuildTool.exe SurviveTheForest001 Win64 Shipping -Project=“C:\Users\Documents\Unreal Projects\SurviveTheForest001 4.19 - 11\SurviveTheForest001.uproject” “C:\Users\Documents\Unreal Projects\SurviveTheForest001 4.19 -
11\SurviveTheForest001.uproject” -NoUBTMakefiles -remoteini=“C:\Users\Documents\Unreal Projects\SurviveTheForest001 4.19 - 11” -skipdeploy -noxge -NoHotReload -ignorejunk
UATHelper: Packaging (Windows (64-bit)): Parsing headers for SurviveTheForest001
UATHelper: Packaging (Windows (64-bit)): Running UnrealHeaderTool “C:\Users\Documents\Unreal Projects\SurviveTheForest001 4.19 - 11\SurviveTheForest001.uproject” “C:\Users\Documents\Unreal Projects\SurviveTheForest001 4.19 - 11\Intermediate\Build\Win64\SurviveTheForest001\Shipping\SurviveTheForest001.uhtmanifest” -LogCmds=“log
init warning, logexit warning, logdatabase error” -Unattended -WarningsAsErrors -installed
UATHelper: Packaging (Windows (64-bit)): Reflection code generated for SurviveTheForest001 in 6.8058218 seconds
UATHelper: Packaging (Windows (64-bit)): ERROR: Windows SDK v8.1 must be installed in order to build this target.
PackagingResults: Error: Windows SDK v8.1 must be installed in order to build this target.
UATHelper: Packaging (Windows (64-bit)): Took 10.5816773s to run UnrealBuildTool.exe, ExitCode=5
UATHelper: Packaging (Windows (64-bit)): ERROR: Command failed (Result:5): C:\Program Files\Epic Games\UE_4.19\Engine\Binaries\DotNET\UnrealBuildTool.exe SurviveTheForest001 Win64 Shipping -Project=“C:\Users\Documents\Unreal Projects\SurviveTheForest001 4.19 - 11\SurviveTheForest001.uproject” “C:\Users\Documents\Unreal Projects\S
urviveTheForest001 4.19 - 11\SurviveTheForest001.uproject” -NoUBTMakefiles -remoteini=“C:\Users\Documents\Unreal Projects\SurviveTheForest001 4.19 - 11” -skipdeploy -noxge -NoHotReload -ignorejunk. See logfile for details: ‘UnrealBuildTool-2018.05.09-19.47.53.txt’
UATHelper: Packaging (Windows (64-bit)): (see C:\Users\AppData\Roaming\Unreal Engine\AutomationTool\Logs\C+Program+Files+Epic+Games+UE_4.19\UAT_Log.txt for full exception trace)
UATHelper: Packaging (Windows (64-bit)): AutomationTool exiting with ExitCode=5 (5)
PackagingResults: Error: Command failed (Result:5): C:\Program Files\Epic Games\UE_4.19\Engine\Binaries\DotNET\UnrealBuildTool.exe SurviveTheForest001 Win64 Shipping -Project=“C:\Users\Documents\Unreal Projects\SurviveTheForest001 4.19 - 11\SurviveTheForest001.uproject” "C:\Users\Documents\Unreal Projects\SurviveTheForest001 4.19

  • 11\SurviveTheForest001.uproject" -NoUBTMakefiles -remoteini=“C:\Users\Documents\Unreal Projects\SurviveTheForest001 4.19 - 11” -skipdeploy -noxge -NoHotReload -ignorejunk. See logfile for details: ‘UnrealBuildTool-2018.05.09-19.47.53.txt’
    UATHelper: Packaging (Windows (64-bit)): BUILD FAILED
    PackagingResults: Error: Unknown Error
    LogSlate: FSceneViewport::OnFocusLost() reason 0

I think that could be the problem.

Windows (64-bit)): ERROR: Windows SDK v8.1 must be installed in order to build this target. PackagingResults: Error: Windows SDK v8.1 must be installed in order to build this target.

it has already been talked about here.