help please cannot create game

UATHelper: Packaging (Windows (64-bit)): Running AutomationTool…
UATHelper: Packaging (Windows (64-bit)): Automation.ParseCommandLine: Parsing command line: -ScriptsForProject=D:/Downloads/SideScrollerShooterKit/SideScrollerShooterKit/SideScrollerShooterKit/SideScrollerShooterKit2.uproject BuildCookRun -nocompile -nocompileeditor -installed -nop4 -project=D:/Downloads/SideScrollerShooterKit/SideScrollerShooterKit/SideScro
llerShooterKit/SideScrollerShooterKit2.uproject -cook -stage -archive -archivedirectory=D:/new -package -clientconfig=Development -ue4exe=UE4Editor-Cmd.exe -clean -pak -prereqs -nodebuginfo -targetplatform=Win64 -build -CrashReporter -utf8output
UATHelper: Packaging (Windows (64-bit)): Automation.Process: Setting up command environment.
UATHelper: Packaging (Windows (64-bit)): BuildCookRun.SetupParams: Setting up ProjectParams for D:\Downloads\SideScrollerShooterKit\SideScrollerShooterKit\SideScrollerShooterKit\SideScrollerShooterKit2.uproject
UATHelper: Packaging (Windows (64-bit)): Project.Build: ********** BUILD COMMAND STARTED **********
UATHelper: Packaging (Windows (64-bit)): CommandUtils.Run: Run: D:\Program Files (x86)\Epic Games\4.14\Engine\Binaries\DotNET\UnrealBuildTool.exe SideScrollerShooterKit2 Win64 Development -Project=D:\Downloads\SideScrollerShooterKit\SideScrollerShooterKit\SideScrollerShooterKit\SideScrollerShooterKit2.uproject -clean D:\Downloads\SideScrollerShooterKit\SideS
crollerShooterKit\SideScrollerShooterKit\SideScrollerShooterKit2.uproject -remoteini=“D:\Downloads\SideScrollerShooterKit\SideScrollerShooterKit\SideScrollerShooterKit” -nobuilduht -NoHotReload
UATHelper: Packaging (Windows (64-bit)): UnrealBuildTool: Performing full C++ include scan (building a new target)
UATHelper: Packaging (Windows (64-bit)): CommandUtils.Run: Run: Took 1.1806481s to run UnrealBuildTool.exe, ExitCode=0
UATHelper: Packaging (Windows (64-bit)): CommandUtils.Run: Run: D:\Program Files (x86)\Epic Games\4.14\Engine\Binaries\DotNET\UnrealBuildTool.exe SideScrollerShooterKit2 Win64 Development -Project=D:\Downloads\SideScrollerShooterKit\SideScrollerShooterKit\SideScrollerShooterKit\SideScrollerShooterKit2.uproject D:\Downloads\SideScrollerShooterKit\SideScrolle
rShooterKit\SideScrollerShooterKit\SideScrollerShooterKit2.uproject -remoteini=“D:\Downloads\SideScrollerShooterKit\SideScrollerShooterKit\SideScrollerShooterKit” -noxge -generatemanifest -NoHotReload -ignorejunk
UATHelper: Packaging (Windows (64-bit)): CommandUtils.Run: Run: Took 1.0740438s to run UnrealBuildTool.exe, ExitCode=0
UATHelper: Packaging (Windows (64-bit)): CommandUtils.Run: Run: D:\Program Files (x86)\Epic Games\4.14\Engine\Binaries\DotNET\UnrealBuildTool.exe SideScrollerShooterKit2 Win64 Development -Project=D:\Downloads\SideScrollerShooterKit\SideScrollerShooterKit\SideScrollerShooterKit\SideScrollerShooterKit2.uproject D:\Downloads\SideScrollerShooterKit\SideScrolle
rShooterKit\SideScrollerShooterKit\SideScrollerShooterKit2.uproject -remoteini=“D:\Downloads\SideScrollerShooterKit\SideScrollerShooterKit\SideScrollerShooterKit” -noxge -NoHotReload -ignorejunk
UATHelper: Packaging (Windows (64-bit)): UnrealBuildTool: Creating makefile for SideScrollerShooterKit2 (no existing makefile)
UATHelper: Packaging (Windows (64-bit)): UnrealBuildTool: Performing full C++ include scan (no include cache file)
UATHelper: Packaging (Windows (64-bit)): UnrealBuildTool: ERROR: Windows SDK v8.1 must be installed in order to build this target.
UATHelper: Packaging (Windows (64-bit)): CommandUtils.Run: Run: Took 6.0113458s to run UnrealBuildTool.exe, ExitCode=5
UATHelper: Packaging (Windows (64-bit)): Program.Main: ERROR: AutomationTool terminated with exception: AutomationTool.CommandUtils+CommandFailedException: Command failed (Result:5): D:\Program Files (x86)\Epic Games\4.14\Engine\Binaries\DotNET\UnrealBuildTool.exe SideScrollerShooterKit2 Win64 Development -Project=D:\Downloads\SideScrollerShooterKit\SideScro
llerShooterKit\SideScrollerShooterKit\SideScrollerShooterKit2.uproject D:\Downloads\SideScrollerShooterKit\SideScrollerShooterKit\SideScrollerShooterKit\SideScrollerShooterKit2.uproject -remoteini=“D:\Downloads\SideScrollerShooterKit\SideScrollerShooterKit\SideScrollerShooterKit” -noxge -NoHotReload -ignorejunk. See logfile for details: ‘UnrealBuildTool-20
17.01.10-22.52.09.txt’
UATHelper: Packaging (Windows (64-bit)): ב- AutomationTool.CommandUtils.RunAndLog(String App, String CommandLine, String Logfile, Int32 MaxSuccessCode, String Input, ERunOptions Options, Dictionary2 EnvVars, SpewFilterCallbackType SpewFilterCallback) UATHelper: Packaging (Windows (64-bit)): ב- AutomationTool.CommandUtils.RunAndLog(CommandEnvironment Env, String App, String CommandLine, String LogName, Int32 MaxSuccessCode, String Input, ERunOptions Options, Dictionary2 EnvVars, SpewFilterCallbackType SpewFilterCallback)
UATHelper: Packaging (Windows (64-bit)): ב- AutomationTool.CommandUtils.RunUBT(CommandEnvironment Env, String UBTExecutable, String CommandLine, String LogName, Dictionary2 EnvVars) UATHelper: Packaging (Windows (64-bit)): ב- AutomationTool.CommandUtils.RunUBT(CommandEnvironment Env, String UBTExecutable, FileReference Project, String Target, String Platform, String Config, String AdditionalArgs, String LogName, Dictionary2 EnvVars)
UATHelper: Packaging (Windows (64-bit)): ב- AutomationTool.UE4Build.BuildWithUBT(String TargetName, UnrealTargetPlatform TargetPlatform, String Config, FileReference UprojectPath, Boolean ForceMonolithic, Boolean ForceNonUnity, Boolean ForceDebugInfo, Boolean ForceFlushMac, Boolean DisableXGE, String InAddArgs, Boolean ForceUnity, Dictionary2 EnvVars) UATHelper: Packaging (Windows (64-bit)): ב- AutomationTool.UE4Build.Build(BuildAgenda Agenda, Nullable1 InDeleteBuildProducts, Boolean InUpdateVersionFiles, Boolean InForceNoXGE, Boolean InUseParallelExecutor, Boolean InForceNonUnity, Boolean InForceUnity, Boolean InShowProgress, Dictionary2 PlatformEnvVars, Nullable1 InChangelistNumberOverride, Dicti
onary2 InTargetToManifest) UATHelper: Packaging (Windows (64-bit)): ב- Project.Build(BuildCommand Command, ProjectParams Params, Int32 WorkingCL, ProjectBuildTargets TargetMask) UATHelper: Packaging (Windows (64-bit)): ב- BuildCookRun.DoBuildCookRun(ProjectParams Params) UATHelper: Packaging (Windows (64-bit)): ב- BuildCookRun.ExecuteBuild() UATHelper: Packaging (Windows (64-bit)): ב- AutomationTool.BuildCommand.Execute() UATHelper: Packaging (Windows (64-bit)): ב- AutomationTool.Automation.Execute(List1 CommandsToExecute, CaselessDictionary1 Commands) UATHelper: Packaging (Windows (64-bit)): ב- AutomationTool.Automation.Process(String] Arguments) UATHelper: Packaging (Windows (64-bit)): ב- AutomationTool.Program.MainProc(Object Param) UATHelper: Packaging (Windows (64-bit)): ב- AutomationTool.InternalUtils.RunSingleInstance(Func2 Main, Object Param)
UATHelper: Packaging (Windows (64-bit)): ב- AutomationTool.Program.Main()
UATHelper: Packaging (Windows (64-bit)): Program.Main: AutomationTool exiting with ExitCode=5 (5)
UATHelper: Packaging (Windows (64-bit)): BUILD FAILED
PackagingResults:Error: Error Unknown Error

someone can help me?

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

when things fail to build, read the logs, they will tell you how to fix it.

Install This (8.1 sdk) and it should fix that error.