3>------ Build started: Project: UnrealHeaderTool, Configuration: Development_Program x64 ------
3>  Performing 3 actions (4 in parallel)
3>  Module.UnrealHeaderTool.cpp
3>c:\projects\unreal\unrealengine\engine\source\runtime\core\public\Templates/MemoryOps.h(122): error C2248: 'TUniquePtr<FClassMetaData,TDefaultDelete<T>>::TUniquePtr' : cannot access private member declared in class 'TUniquePtr<FClassMetaData,TDefaultDelete<T>>'
3>          with
3>          [
3>              T=FClassMetaData
3>          ]
3>          c:\projects\unreal\unrealengine\engine\source\runtime\core\public\Templates/UniquePtr.h(305) : see declaration of 'TUniquePtr<FClassMetaData,TDefaultDelete<T>>::TUniquePtr'
3>          with
3>          [
3>              T=FClassMetaData
3>          ]
3>          c:\projects\unreal\unrealengine\engine\source\runtime\core\public\Containers/Array.h(2305) : see reference to function template instantiation 'void ConstructItems<TUniquePtr<FClassMetaData,TDefaultDelete<T>>,OtherElementType>(void *,const SourceElementType *,int32)' being compiled
3>          with
3>          [
3>              T=FClassMetaData
3>  ,            OtherElementType=TUniquePtr<FClassMetaData,TDefaultDelete<FClassMetaData>>
3>  ,            SourceElementType=TUniquePtr<FClassMetaData,TDefaultDelete<FClassMetaData>>
3>          ]
3>          c:\projects\unreal\unrealengine\engine\source\runtime\core\public\Containers/Array.h(419) : see reference to function template instantiation 'void TArray<TUniquePtr<FClassMetaData,TDefaultDelete<T>>,FDefaultAllocator>::CopyToEmpty<TUniquePtr<T,TDefaultDelete<T>>>(const OtherElementType *,int32,int32,int32)' being compiled
3>          with
3>          [
3>              T=FClassMetaData
3>  ,            OtherElementType=TUniquePtr<FClassMetaData,TDefaultDelete<FClassMetaData>>
3>          ]
3>          c:\projects\unreal\unrealengine\engine\source\runtime\core\public\Containers/Array.h(419) : see reference to function template instantiation 'void TArray<TUniquePtr<FClassMetaData,TDefaultDelete<T>>,FDefaultAllocator>::CopyToEmpty<TUniquePtr<T,TDefaultDelete<T>>>(const OtherElementType *,int32,int32,int32)' being compiled
3>          with
3>          [
3>              T=FClassMetaData
3>  ,            OtherElementType=TUniquePtr<FClassMetaData,TDefaultDelete<FClassMetaData>>
3>          ]
3>          c:\projects\unreal\unrealengine\engine\source\runtime\core\public\Containers/Array.h(415) : while compiling class template member function 'TArray<TUniquePtr<FClassMetaData,TDefaultDelete<T>>,FDefaultAllocator> &TArray<TUniquePtr<T,TDefaultDelete<T>>,FDefaultAllocator>::operator =(const TArray<TUniquePtr<T,TDefaultDelete<T>>,FDefaultAllocator> &)'
3>          with
3>          [
3>              T=FClassMetaData
3>          ]
3>          C:\Projects\Unreal\UnrealEngine\Engine\Source\Programs\UnrealHeaderTool\Private\CodeGenerator.cpp(6210) : see reference to function template instantiation 'TArray<TUniquePtr<FClassMetaData,TDefaultDelete<T>>,FDefaultAllocator> &TArray<TUniquePtr<T,TDefaultDelete<T>>,FDefaultAllocator>::operator =(const TArray<TUniquePtr<T,TDefaultDelete<T>>,FDefaultAllocator> &)' being compiled
3>          with
3>          [
3>              T=FClassMetaData
3>          ]
3>          c:\projects\unreal\unrealengine\engine\source\programs\unrealheadertool\private\UHTMakefile/UHTMakefile.h(1480) : see reference to class template instantiation 'TArray<TUniquePtr<FClassMetaData,TDefaultDelete<T>>,FDefaultAllocator>' being compiled
3>          with
3>          [
3>              T=FClassMetaData
3>          ]
3>ERROR : UBT error : Failed to produce item: C:\Projects\Unreal\UnrealEngine\Engine\Binaries\Win64\UnrealHeaderTool.exe
3>  Total build time: 15.58 seconds (Local executor: 0.00 seconds)
3>C:\Program Files (x86)\MSBuild\Microsoft.Cpp\v4.0\V120\Microsoft.MakeFile.Targets(38,5): error MSB3075: The command "..\..\Build\BatchFiles\Build.bat UnrealHeaderTool Win64 Development -waitmutex" exited with code 5. Please verify that you have sufficient rights to run this command.
========== Build: 0 succeeded, 1 failed, 0 up-to-date, 2 skipped ==========