So I tried to package WIN 64-bit blank BP project in Unreal Engine 4.19.2 which one support NVIDIA Flex and failed. Here’s log:
UATHelper: Packaging (Windows (64-bit)): Running AutomationTool...
LogSlate: FSceneViewport::OnFocusLost() reason 0
UATHelper: Packaging (Windows (64-bit)): Parsing command line: -ScriptsForProject="F:/Projects/Unreal Engine/MyProject2/MyProject2.uproject" BuildCookRun -nocompileeditor -nop4 -project="F:/Projects/Unreal Engine/MyProject2/MyProject2.uproject" -cook -stage -archive -archivedirectory=C:/BuildTest -package -clientconfig=Development -ue4exe=UE4Editor-Cmd.exe -
pak -prereqs -nodebuginfo -targetplatform=Win64 -build -utf8output -compile
UATHelper: Packaging (Windows (64-bit)): Compiling scripts.
UATHelper: Packaging (Windows (64-bit)): DotNETUtilities -> F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Binaries\DotNET\DotNETUtilities.dll
UATHelper: Packaging (Windows (64-bit)): UnrealBuildTool -> F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Binaries\DotNET\UnrealBuildTool.exe
UATHelper: Packaging (Windows (64-bit)): AutomationUtils.Automation -> F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Binaries\DotNET\AutomationUtils.Automation.dll
UATHelper: Packaging (Windows (64-bit)): AllDesktop.Automation -> F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Binaries\DotNET\AutomationScripts\AllDesktop\AllDesktop.Automation.dll
UATHelper: Packaging (Windows (64-bit)): Localization.Automation -> F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Binaries\DotNET\AutomationScripts\Localization.Automation.dll
UATHelper: Packaging (Windows (64-bit)): OneSkyLocalization.Automation -> F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Binaries\DotNET\AutomationScripts\OneSkyLocalization.Automation.dll
UATHelper: Packaging (Windows (64-bit)): AutomationScripts.Automation -> F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Binaries\DotNET\AutomationScripts\AutomationScripts.Automation.dll
UATHelper: Packaging (Windows (64-bit)): Android.Automation -> F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Binaries\DotNET\AutomationScripts\Android\Android.Automation.dll
UATHelper: Packaging (Windows (64-bit)): BuildGraph.Automation -> F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Binaries\DotNET\AutomationScripts\BuildGraph.Automation.dll
UATHelper: Packaging (Windows (64-bit)): HTML5.Automation -> F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Binaries\DotNET\AutomationScripts\HTML5\HTML5.Automation.dll
UATHelper: Packaging (Windows (64-bit)): MobileDeviceInterface -> F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Binaries\DotNET\IOS\MobileDeviceInterface.dll
UATHelper: Packaging (Windows (64-bit)): IOS.Automation -> F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Binaries\DotNET\AutomationScripts\IOS\IOS.Automation.dll
UATHelper: Packaging (Windows (64-bit)): Linux.Automation -> F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Binaries\DotNET\AutomationScripts\Linux\Linux.Automation.dll
UATHelper: Packaging (Windows (64-bit)): Mac.Automation -> F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Binaries\DotNET\AutomationScripts\Mac\Mac.Automation.dll
UATHelper: Packaging (Windows (64-bit)): TVOS.Automation -> F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Binaries\DotNET\AutomationScripts\TVOS\TVOS.Automation.dll
UATHelper: Packaging (Windows (64-bit)): Win.Automation -> F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Binaries\DotNET\AutomationScripts\Win.Automation.dll
UATHelper: Packaging (Windows (64-bit)): XLocLocalization.Automation -> F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Binaries\DotNET\AutomationScripts\XLocLocalization.Automation.dll
UATHelper: Packaging (Windows (64-bit)): Took 1,5165316s to run MSBuild.exe, ExitCode=0
UATHelper: Packaging (Windows (64-bit)): Setting up ProjectParams for F:\Projects\Unreal Engine\MyProject2\MyProject2.uproject
UATHelper: Packaging (Windows (64-bit)): ********** BUILD COMMAND STARTED **********
UATHelper: Packaging (Windows (64-bit)): Running: C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\MSBuild\15.0\bin\MSBuild.exe F:/Projects/UnrealEngine-FleX-4.19.2/Engine/Source/Programs/UnrealBuildTool/UnrealBuildTool.csproj /verbosity:minimal /nologo /property:Configuration=Development /property:Platform=AnyCPU
UATHelper: Packaging (Windows (64-bit)): DotNETUtilities -> F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Binaries\DotNET\DotNETUtilities.dll
UATHelper: Packaging (Windows (64-bit)): UnrealBuildTool -> F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Binaries\DotNET\UnrealBuildTool.exe
UATHelper: Packaging (Windows (64-bit)): Took 0,516443s to run MSBuild.exe, ExitCode=0
UATHelper: Packaging (Windows (64-bit)): Running: F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Binaries\DotNET\UnrealBuildTool.exe MyProject2 Win64 Development -Project="F:\Projects\Unreal Engine\MyProject2\MyProject2.uproject" "F:\Projects\Unreal Engine\MyProject2\MyProject2.uproject" -NoUBTMakefiles -remoteini="F:\Projects\Unreal Engine\MyProject2" -skipd
eploy -noxge -generatemanifest -NoHotReload
UATHelper: Packaging (Windows (64-bit)): Took 2,5867679s to run UnrealBuildTool.exe, ExitCode=0
UATHelper: Packaging (Windows (64-bit)): Running: F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Binaries\DotNET\UnrealBuildTool.exe MyProject2 Win64 Development -Project="F:\Projects\Unreal Engine\MyProject2\MyProject2.uproject" "F:\Projects\Unreal Engine\MyProject2\MyProject2.uproject" -NoUBTMakefiles -remoteini="F:\Projects\Unreal Engine\MyProject2" -skipd
eploy -noxge -NoHotReload -ignorejunk
UATHelper: Packaging (Windows (64-bit)): Performing 3 actions (4 in parallel)
UATHelper: Packaging (Windows (64-bit)): Module.Flex.gen.cpp
UATHelper: Packaging (Windows (64-bit)): F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Plugins\GameWorks\Flex\Source\Flex\Classes/FlexFluidSurfaceActor.h(11): error C2504: AInfo: �� ��।���� ������ �����
UATHelper: Packaging (Windows (64-bit)): F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Plugins\GameWorks\Flex\Source\Flex\Classes/FlexFluidSurfaceActor.h(12): error C3646: Super: ��������� ᯥ�䨪��� ��८�।������
UATHelper: Packaging (Windows (64-bit)): F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Plugins\GameWorks\Flex\Source\Flex\Classes/FlexFluidSurfaceActor.h(12): error C4430: ��������� ᯥ�䨪��� ⨯� - �।���������� int. �ਬ�砭��. C++ �� �����ন���� int �� 㬮�砭��
UATHelper: Packaging (Windows (64-bit)): F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Plugins\GameWorks\Flex\Intermediate\Build\Win64\MyProject2\Inc\Flex\FlexFluidSurfaceActor.gen.cpp(63): error C2039: StaticConfigName: �� ���� 童��� "AFlexFluidSurfaceActor"
UATHelper: Packaging (Windows (64-bit)): F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Plugins\GameWorks\Flex\Source\Flex\Classes/FlexFluidSurfaceActor.h(10): note: �. ������� "AFlexFluidSurfaceActor"
UATHelper: Packaging (Windows (64-bit)): F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Plugins\GameWorks\Flex\Intermediate\Build\Win64\MyProject2\Inc\Flex\FlexFluidSurfaceActor.gen.cpp(63): error C3861: StaticConfigName: �����䨪��� �� ������
UATHelper: Packaging (Windows (64-bit)): F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Plugins\GameWorks\Flex\Intermediate\Build\Win64\MyProject2\Inc\Flex\FlexFluidSurfaceActor.gen.cpp(63): error C2039: AddReferencedObjects: �� ���� 童��� "AFlexFluidSurfaceActor"
UATHelper: Packaging (Windows (64-bit)): F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Plugins\GameWorks\Flex\Source\Flex\Classes/FlexFluidSurfaceActor.h(10): note: �. ������� "AFlexFluidSurfaceActor"
UATHelper: Packaging (Windows (64-bit)): F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Plugins\GameWorks\Flex\Intermediate\Build\Win64\MyProject2\Inc\Flex\FlexFluidSurfaceActor.gen.cpp(63): error C2065: AddReferencedObjects: ��������� �����䨪���
UATHelper: Packaging (Windows (64-bit)): F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Plugins\GameWorks\Flex\Intermediate\Build\Win64\MyProject2\Inc\Flex\FlexFluidSurfaceActor.gen.cpp(63): error C3083: Super: ᨬ��� �� �� "::" ������ �।�⠢���� ⨯
UATHelper: Packaging (Windows (64-bit)): F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Plugins\GameWorks\Flex\Intermediate\Build\Win64\MyProject2\Inc\Flex\FlexFluidSurfaceActor.gen.cpp(63): error C3083: WithinClass: ᨬ��� �� �� "::" ������ �।�⠢���� ⨯
UATHelper: Packaging (Windows (64-bit)): F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Plugins\GameWorks\Flex\Intermediate\Build\Win64\MyProject2\Inc\Flex\FlexFluidSurfaceActor.gen.cpp(65): error C2614: AFlexFluidSurfaceActor: �������⨬�� ���樠������ 童��: "Super" �� ���� ������ ����ᮬ ��� 童���
UATHelper: Packaging (Windows (64-bit)): ERROR: UBT ERROR: Failed to produce item: F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Plugins\GameWorks\Flex\Binaries\Win64\MyProject2-Flex.lib
PackagingResults: Error: UBT ERROR: Failed to produce item: F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Plugins\GameWorks\Flex\Binaries\Win64\MyProject2-Flex.lib
UATHelper: Packaging (Windows (64-bit)): Total build time: 21,30 seconds (Local executor: 0,00 seconds)
UATHelper: Packaging (Windows (64-bit)): Took 21,5045489s to run UnrealBuildTool.exe, ExitCode=5
UATHelper: Packaging (Windows (64-bit)): ERROR: Command failed (Result:5): F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Binaries\DotNET\UnrealBuildTool.exe MyProject2 Win64 Development -Project="F:\Projects\Unreal Engine\MyProject2\MyProject2.uproject" "F:\Projects\Unreal Engine\MyProject2\MyProject2.uproject" -NoUBTMakefiles -remoteini="F:\Projects\Unreal
Engine\MyProject2" -skipdeploy -noxge -NoHotReload -ignorejunk. See logfile for details: 'UnrealBuildTool-2019.08.06-23.50.15.txt'
UATHelper: Packaging (Windows (64-bit)): (see F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Programs\AutomationTool\Saved\Logs\UAT_Log.txt for full exception trace)
PackagingResults: Error: Command failed (Result:5): F:\Projects\UnrealEngine-FleX-4.19.2\Engine\Binaries\DotNET\UnrealBuildTool.exe MyProject2 Win64 Development -Project="F:\Projects\Unreal Engine\MyProject2\MyProject2.uproject" "F:\Projects\Unreal Engine\MyProject2\MyProject2.uproject" -NoUBTMakefiles -remoteini="F:\Projects\Unreal Engine\MyProject2" -ski
pdeploy -noxge -NoHotReload -ignorejunk. See logfile for details: 'UnrealBuildTool-2019.08.06-23.50.15.txt'
UATHelper: Packaging (Windows (64-bit)): AutomationTool exiting with ExitCode=5 (5)
UATHelper: Packaging (Windows (64-bit)): BUILD FAILED
PackagingResults: Error: Unknown Error
LogSlate: FSceneViewport::OnFocusLost() reason 0
LogSlate: FSceneViewport::OnFocusLost() reason 2
LogSlate: FSceneViewport::OnFocusLost() reason 0