Yo guys, when I try to build my project, I’am getting this error
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2016.10.19-14.32.23:114][ 0]LogWindows:Error: === Critical error: ===
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2016.10.19-14.32.23:115][ 0]LogWindows:Error:
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2016.10.19-14.32.23:115][ 0]LogWindows:Error: Assertion failed: !DependencyIndex.IsNull() [File:D:\Build\++UE4+Release-4.13+Compile\Sync\Engine\Source\Runtime\CoreUObject\Private\UObject\SavePackage.cpp] [Line: 4366]
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2016.10.19-14.32.23:115][ 0]LogWindows:Error: Failed to find dependency index for WidgetBlueprintGeneratedClass /Game/ThirdPersonBP/Blueprints/PlayerWidget.PlayerWidget_C (Function /Game/ThirdPersonBP/Blueprints/ThirdPersonCharacter.ThirdP
UATHelper: Packaging (Windows (64-bit)): ersonCharacter_C:ExecuteUbergraph_ThirdPersonCharacter)
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2016.10.19-14.32.23:116][ 0]LogWindows:Error:
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2016.10.19-14.32.23:116][ 0]LogWindows:Error:
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2016.10.19-14.32.23:116][ 0]LogWindows:Error: KERNELBASE.dll
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2016.10.19-14.32.23:116][ 0]LogWindows:Error: UE4Editor-Core.dll!FOutputDeviceWindowsError::Serialize() [d:\build\++ue4+release-4.13+compile\sync\engine\source\runtime\core\private\windows\windowsplatformoutputdevices.cpp:103]
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2016.10.19-14.32.23:117][ 0]LogWindows:Error: UE4Editor-Core.dll!FOutputDevice::Logf__VA() [d:\build\++ue4+release-4.13+compile\sync\engine\source\runtime\core\private\misc\outputdevice.cpp:94]
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2016.10.19-14.32.23:117][ 0]LogWindows:Error: UE4Editor-Core.dll!FDebug::AssertFailed() [d:\build\++ue4+release-4.13+compile\sync\engine\source\runtime\core\private\misc\outputdevice.cpp:421]
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2016.10.19-14.32.23:118][ 0]LogWindows:Error: UE4Editor-CoreUObject.dll!UPackage::Save() [d:\build\++ue4+release-4.13+compile\sync\engine\source\runtime\coreuobject\private\uobject\savepackage.cpp:4366]
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2016.10.19-14.32.23:118][ 0]LogWindows:Error: UE4Editor-UnrealEd.dll!UEditorEngine::Save() [d:\build\++ue4+release-4.13+compile\sync\engine\source\editor\unrealed\private\editorengine.cpp:3953]
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2016.10.19-14.32.23:119][ 0]LogWindows:Error: UE4Editor-UnrealEd.dll!UCookOnTheFlyServer::SaveCookedPackage() [d:\build\++ue4+release-4.13+compile\sync\engine\source\editor\unrealed\private\cookontheflyserver.cpp:2827]
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2016.10.19-14.32.23:119][ 0]LogWindows:Error: UE4Editor-UnrealEd.dll!UCookOnTheFlyServer::TickCookOnTheSide() [d:\build\++ue4+release-4.13+compile\sync\engine\source\editor\unrealed\private\cookontheflyserver.cpp:2041]
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2016.10.19-14.32.23:120][ 0]LogWindows:Error: UE4Editor-UnrealEd.dll!UCookCommandlet::NewCook() [d:\build\++ue4+release-4.13+compile\sync\engine\source\editor\unrealed\private\commandlets\cookcommandlet.cpp:1547]
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2016.10.19-14.32.23:120][ 0]LogWindows:Error: UE4Editor-UnrealEd.dll!UCookCommandlet::Main() [d:\build\++ue4+release-4.13+compile\sync\engine\source\editor\unrealed\private\commandlets\cookcommandlet.cpp:844]
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2016.10.19-14.32.23:121][ 0]LogWindows:Error: UE4Editor-Cmd.exe!FEngineLoop::PreInit() [d:\build\++ue4+release-4.13+compile\sync\engine\source\runtime\launch\private\launchengineloop.cpp:1828]
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2016.10.19-14.32.23:121][ 0]LogWindows:Error: UE4Editor-Cmd.exe!GuardedMain() [d:\build\++ue4+release-4.13+compile\sync\engine\source\runtime\launch\private\launch.cpp:117]
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2016.10.19-14.32.23:121][ 0]LogWindows:Error: UE4Editor-Cmd.exe!GuardedMainWrapper() [d:\build\++ue4+release-4.13+compile\sync\engine\source\runtime\launch\private\windows\launchwindows.cpp:126]
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2016.10.19-14.32.23:122][ 0]LogWindows:Error: UE4Editor-Cmd.exe!WinMain() [d:\build\++ue4+release-4.13+compile\sync\engine\source\runtime\launch\private\windows\launchwindows.cpp:202]
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2016.10.19-14.32.23:122][ 0]LogWindows:Error: UE4Editor-Cmd.exe!__scrt_common_main_seh() [f:\dd\vctools\crt\vcstartup\src\startup\exe_common.inl:264]
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2016.10.19-14.32.23:123][ 0]LogWindows:Error: KERNEL32.DLL
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2016.10.19-14.32.23:123][ 0]LogWindows:Error: ntdll.dll
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2016.10.19-14.32.23:123][ 0]LogWindows:Error: ntdll.dll
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2016.10.19-14.32.23:123][ 0]LogWindows:Error:
UATHelper: Packaging (Windows (64-bit)): UE4Editor-Cmd: [2016.10.19-14.32.23:123][ 0]LogWindows:Error: end: stack for UAT
UATHelper: Packaging (Windows (64-bit)): CommandUtils.Run: Run: Took 51.5153329s to run UE4Editor-Cmd.exe, ExitCode=3
UATHelper: Packaging (Windows (64-bit)): Project.Cook: Cook failed. Deleting cooked data.
UATHelper: Packaging (Windows (64-bit)): Program.Main: ERROR: AutomationTool terminated with exception: AutomationTool.AutomationException: Cook failed. ---> AutomationTool.AutomationException: BUILD FAILED: Failed while running Cook for E:\Game Jam w Teatrze\ihavenoright2quite\ihavenoright2quite.uproject; see log C:\Users\Bogey\AppData\Roaming\Unreal Engine
\AutomationTool\Logs\E+UE4+Epic+Games+4.13\Cook-2016.10.19-16.32.58.txt
UATHelper: Packaging (Windows (64-bit)): at AutomationTool.CommandUtils.RunCommandlet(FileReference ProjectName, String UE4Exe, String Commandlet, String Parameters)
UATHelper: Packaging (Windows (64-bit)): at AutomationTool.CommandUtils.CookCommandlet(FileReference ProjectName, String UE4Exe, String[] Maps, String[] Dirs, String InternationalizationPreset, String[] CulturesToCook, String TargetPlatform, String Parameters)
UATHelper: Packaging (Windows (64-bit)): at Project.Cook(ProjectParams Params)
UATHelper: Packaging (Windows (64-bit)): --- End of inner exception stack trace ---
UATHelper: Packaging (Windows (64-bit)): at Project.Cook(ProjectParams Params)
UATHelper: Packaging (Windows (64-bit)): at BuildCookRun.DoBuildCookRun(ProjectParams Params)
UATHelper: Packaging (Windows (64-bit)): at AutomationTool.BuildCommand.Execute()
UATHelper: Packaging (Windows (64-bit)): at AutomationTool.Automation.Execute(List`1 CommandsToExecute, CaselessDictionary`1 Commands)
UATHelper: Packaging (Windows (64-bit)): at AutomationTool.Automation.Process(String[] Arguments)
UATHelper: Packaging (Windows (64-bit)): at AutomationTool.Program.MainProc(Object Param)
UATHelper: Packaging (Windows (64-bit)): at AutomationTool.InternalUtils.RunSingleInstance(Func`2 Main, Object Param)
UATHelper: Packaging (Windows (64-bit)): at AutomationTool.Program.Main()
UATHelper: Packaging (Windows (64-bit)): Program.Main: AutomationTool exiting with ExitCode=25 (Error_UnknownCookFailure)
UATHelper: Packaging (Windows (64-bit)): BUILD FAILED
PackagingResults:Error: Error Unknown Cook Failure