UEDeployAndroid.UpdateProjectProperties: ====4/4/2018 2:45:27 PM====UPDATING BUILD CONFIGURATION FILES====================================================
ExceptionUtils.PrintExceptionInfo: ==============================================================================
ExceptionUtils.PrintExceptionInfo: ERROR: C:\NVPACK\android-sdk-windows/tools/android.bat failed with args --silent update lib-project --path JavaLibs/androidlib-1.0.0 --target android-27
ExceptionUtils.PrintExceptionInfo:        (see C:\Users\xmanning\AppData\Roaming\Unreal Engine\AutomationTool\Logs\C+Program+Files+Epic+Games+UE_4.18\UAT_Log.txt for full exception trace)
ExceptionUtils.PrintExceptionInfo:
ExceptionUtils.PrintExceptionInfo: BuildException: C:\NVPACK\android-sdk-windows/tools/android.bat failed with args --silent update lib-project --path JavaLibs/androidlib-1.0.0 --target android-27
ExceptionUtils.PrintExceptionInfo:    at UnrealBuildTool.UEDeployAndroid.RunCommandLineProgramWithException(String WorkingDirectory, String Command, String Params, String OverrideDesc, Boolean bUseShellExecute)
ExceptionUtils.PrintExceptionInfo:    at UnrealBuildTool.UEDeployAndroid.UpdateProjectProperties(AndroidToolChain ToolChain, String UE4BuildPath, String ProjectName)
ExceptionUtils.PrintExceptionInfo:    at UnrealBuildTool.UEDeployAndroid.MakeApk(AndroidToolChain ToolChain, String ProjectName, String ProjectDirectory, String OutputPath, String EngineDirectory, Boolean bForDistribution, String CookFlavor, Boolean bMakeSeparateApks, Boolean bIncrementalPackage, Boolean bDisallowPackagingDataInApk, Boolean bDisallowExternalFilesDir)
ExceptionUtils.PrintExceptionInfo:    at UnrealBuildTool.UEDeployAndroid.PrepForUATPackageOrDeploy(FileReference ProjectFile, String ProjectName, DirectoryReference ProjectDirectory, String ExecutablePath, String EngineDirectory, Boolean bForDistribution, String CookFlavor, Boolean bIsDataDeploy)
ExceptionUtils.PrintExceptionInfo:    at AndroidPlatform.Package(ProjectParams Params, DeploymentContext SC, Int32 WorkingCL)
ExceptionUtils.PrintExceptionInfo:    at Project.Package(ProjectParams Params, Int32 WorkingCL)
ExceptionUtils.PrintExceptionInfo:    at BuildCookRun.DoBuildCookRun(ProjectParams Params)
ExceptionUtils.PrintExceptionInfo:    at BuildCookRun.ExecuteBuild()
ExceptionUtils.PrintExceptionInfo:    at AutomationTool.BuildCommand.Execute()
ExceptionUtils.PrintExceptionInfo:    at AutomationTool.Automation.Execute(List`1 CommandsToExecute, Dictionary`2 Commands)
ExceptionUtils.PrintExceptionInfo:    at AutomationTool.Automation.Process(String[] Arguments)
ExceptionUtils.PrintExceptionInfo:    at AutomationTool.Program.MainProc(Object Param)
ExceptionUtils.PrintExceptionInfo:    at AutomationTool.InternalUtils.RunSingleInstance(Func`2 Main, Object Param)
ExceptionUtils.PrintExceptionInfo:    at AutomationTool.Program.Main()
ExceptionUtils.PrintExceptionInfo: ==============================================================================
Program.Main: AutomationTool exiting with ExitCode=1 (Error_Unknown)