Error when packaging Toolchain?

LogSlate: FSceneViewport::OnFocusLost() reason 2
LogSlate: Took 0.000203 seconds to synchronously load lazily loaded font ‘…/…/…/Engine/Content/Slate/Fonts/Roboto-Light.ttf’ (167K)
LogAIModule: Creating AISystem for world Play
LogAssetEditorManager: Opening Asset editor for World /Game/Movie_Map/Play.Play
Cmd: MAP LOAD FILE=“E:/Main Project/MyProject3/MyProject3/Content/Movie_Map/Play.umap” TEMPLATE=0 SHOWPROGRESS=1 FEATURELEVEL=3
LightingResults: New page: Lighting Build
LoadErrors: New page: Loading map: Play.umap
MapCheck: New page: Map Check
LightingResults: New page: Lighting Build
LogEditorServer: Finished looking for orphan Actors (0.000 secs)
Cmd: MAP CHECKDEP NOCLEARLOG
MapCheck: Map check complete: 0 Error(s), 0 Warning(s), took 1.175ms to complete.
LogFileHelpers: Loading map ‘Play’ took 0.210
LogSlate: FSceneViewport::OnFocusLost() reason 2
UATHelper: Packaging (Windows (64-bit)): Running AutomationTool…
UATHelper: Packaging (Windows (64-bit)): Parsing command line: -ScriptsForProject=“E:/Main Project/MyProject3/MyProject3/MyProject3.uproject” BuildCookRun -nocompile -nocompileeditor -installed -nop4 -project=“E:/Main Project/MyProject3/MyProject3/MyProject3.uproject” -cook -stage -archive -archivedirectory=“E:/Main Project/Packaged” -package -clientconfig=D
evelopment -ue4exe=UE4Editor-Cmd.exe -pak -prereqs -nodebuginfo -targetplatform=Win64 -build -utf8output
UATHelper: Packaging (Windows (64-bit)): Setting up ProjectParams for E:\Main Project\MyProject3\MyProject3\MyProject3.uproject
UATHelper: Packaging (Windows (64-bit)): ********** BUILD COMMAND STARTED **********
UATHelper: Packaging (Windows (64-bit)): Running: C:\Program Files\Epic Games\UE_4.21\Engine\Binaries\DotNET\UnrealBuildTool.exe MyProject3 Win64 Development -Project=“E:\Main Project\MyProject3\MyProject3\MyProject3.uproject” “E:\Main Project\MyProject3\MyProject3\MyProject3.uproject” -NoUBTMakefiles -remoteini=“E:\Main Project\MyProject3\MyProject3” -ski
pdeploy -Manifest=“E:\Main Project\MyProject3\MyProject3\Intermediate\Build\Manifest.xml” -NoHotReload -log=“C:\Users\Kodiak\AppData\Roaming\Unreal Engine\AutomationTool\Logs\C+Program+Files+Epic+Games+UE_4.21\UBT-MyProject3-Win64-Development.txt”
LogSlate: FSceneViewport::OnFocusLost() reason 0
LogSlate: Took 0.000194 seconds to synchronously load lazily loaded font ‘…/…/…/Engine/Content/Slate/Fonts/DroidSansMono.ttf’ (77K)
UATHelper: Packaging (Windows (64-bit)): WARNING: Visual Studio 2015 is installed, but is missing the C++ toolchain. Please verify that “Common Tools for Visual C++ 2015” are selected from the Visual Studio 2015 installation options.
PackagingResults: Warning: Visual Studio 2015 is installed, but is missing the C++ toolchain. Please verify that “Common Tools for Visual C++ 2015” are selected from the Visual Studio 2015 installation options.
UATHelper: Packaging (Windows (64-bit)): ERROR: Visual Studio 2015 must be installed in order to build this target.
UATHelper: Packaging (Windows (64-bit)): (see C:\Users\Kodiak\AppData\Roaming\Unreal Engine\AutomationTool\Logs\C+Program+Files+Epic+Games+UE_4.21\UBT-MyProject3-Win64-Development.txt for full exception trace)
PackagingResults: Error: Visual Studio 2015 must be installed in order to build this target.
UATHelper: Packaging (Windows (64-bit)): Took 1.2566695s to run UnrealBuildTool.exe, ExitCode=5
UATHelper: Packaging (Windows (64-bit)): ERROR: UnrealBuildTool failed. See log for more details. (C:\Users\Kodiak\AppData\Roaming\Unreal Engine\AutomationTool\Logs\C+Program+Files+Epic+Games+UE_4.21\UBT-MyProject3-Win64-Development.txt)
UATHelper: Packaging (Windows (64-bit)): (see C:\Users\Kodiak\AppData\Roaming\Unreal Engine\AutomationTool\Logs\C+Program+Files+Epic+Games+UE_4.21\Log.txt for full exception trace)
PackagingResults: Error: UnrealBuildTool failed. See log for more details. (C:\Users\Kodiak\AppData\Roaming\Unreal Engine\AutomationTool\Logs\C+Program+Files+Epic+Games+UE_4.21\UBT-MyProject3-Win64-Development.txt)
UATHelper: Packaging (Windows (64-bit)): AutomationTool exiting with ExitCode=5 (5)
UATHelper: Packaging (Windows (64-bit)