Can't package

Been trying to package my project.Didnt work in the previous version, was testing in this one and still doesn’t work.

UATHelper: Packaging (Windows (64-bit)):   LogInit: Display: LogOutputDevice: Error: begin: stack for UAT
UATHelper: Packaging (Windows (64-bit)):   LogInit: Display: LogOutputDevice: Error: === Handled ensure: ===
UATHelper: Packaging (Windows (64-bit)):   LogInit: Display: LogOutputDevice: Error:
UATHelper: Packaging (Windows (64-bit)):   LogInit: Display: LogOutputDevice: Error: Ensure condition failed: ShouldSerializeWidgetTree(TargetPlatform) == false [File:D:\Build\++UE4+Release-4.19+Compile\Sync\Engine\Source\Runtime\UMG\Private\UserWidget.cpp] [Line: 1761]
UATHelper: Packaging (Windows (64-bit)):   LogInit: Display: LogOutputDevice: Error: Stack:
UATHelper: Packaging (Windows (64-bit)):   LogInit: Display: LogOutputDevice: Error: [Callstack] 0x00000000CD99B6F6 UE4Editor-Core.dll!FWindowsPlatformStackWalk::StackWalkAndDump() [d:\build\++ue4+release-4.19+compile\sync\engine\source\runtime\core\private\windows\windowsplatformstackwalk.cpp:234]
UATHelper: Packaging (Windows (64-bit)):   LogInit: Display: LogOutputDevice: Error: [Callstack] 0x00000000CD6FAE2A UE4Editor-Core.dll!FDebug::EnsureFailed() [d:\build\++ue4+release-4.19+compile\sync\engine\source\runtime\core\private\misc\assertionmacros.cpp:299]
UATHelper: Packaging (Windows (64-bit)):   LogInit: Display: LogOutputDevice: Error: [Callstack] 0x00000000CD70ECC6 UE4Editor-Core.dll!FDebug::OptionallyLogFormattedEnsureMessageReturningFalse() [d:\build\++ue4+release-4.19+compile\sync\engine\source\runtime\core\private\misc\assertionmacros.cpp:430]
UATHelper: Packaging (Windows (64-bit)):   LogInit: Display: LogOutputDevice: Error: [Callstack] 0x00000000C77D8AC2 UE4Editor-UMG.dll!UUserWidget::PreSave() [d:\build\++ue4+release-4.19+compile\sync\engine\source\runtime\umg\private\userwidget.cpp:1761]
UATHelper: Packaging (Windows (64-bit)):   LogInit: Display: LogOutputDevice: Error: [Callstack] 0x00000000CE1DBDD7 UE4Editor-CoreUObject.dll!FPackageExportTagger::TagPackageExports() [d:\build\++ue4+release-4.19+compile\sync\engine\source\runtime\coreuobject\private\uobject\savepackage.cpp:2812]
UATHelper: Packaging (Windows (64-bit)):   LogInit: Display: LogOutputDevice: Error: [Callstack] 0x00000000CE1C4530 UE4Editor-CoreUObject.dll!UPackage::Save() [d:\build\++ue4+release-4.19+compile\sync\engine\source\runtime\coreuobject\private\uobject\savepackage.cpp:3626]
UATHelper: Packaging (Windows (64-bit)):   LogInit: Display: LogOutputDevice: Error: [Callstack] 0x00000000CBCE5264 UE4Editor-UnrealEd.dll!UEditorEngine::Save() [d:\build\++ue4+release-4.19+compile\sync\engine\source\editor\unrealed\private\editorengine.cpp:4390]
UATHelper: Packaging (Windows (64-bit)):   LogInit: Display: LogOutputDevice: Error: [Callstack] 0x00000000CBB8EEEB UE4Editor-UnrealEd.dll!UCookOnTheFlyServer::SaveCookedPackage() [d:\build\++ue4+release-4.19+compile\sync\engine\source\editor\unrealed\private\cookontheflyserver.cpp:3260]
UATHelper: Packaging (Windows (64-bit)):   LogInit: Display: LogOutputDevice: Error: [Callstack] 0x00000000CBB9022D UE4Editor-UnrealEd.dll!UCookOnTheFlyServer::SaveCookedPackages() [d:\build\++ue4+release-4.19+compile\sync\engine\source\editor\unrealed\private\cookontheflyserver.cpp:2310]
UATHelper: Packaging (Windows (64-bit)):   LogInit: Display: LogOutputDevice: Error: [Callstack] 0x00000000CBB9BC59 UE4Editor-UnrealEd.dll!UCookOnTheFlyServer::TickCookOnTheSide() [d:\build\++ue4+release-4.19+compile\sync\engine\source\editor\unrealed\private\cookontheflyserver.cpp:1773]
UATHelper: Packaging (Windows (64-bit)):   LogInit: Display: LogOutputDevice: Error: [Callstack] 0x00000000CBA4A580 UE4Editor-UnrealEd.dll!UCookCommandlet::CookByTheBook() [d:\build\++ue4+release-4.19+compile\sync\engine\source\editor\unrealed\private\commandlets\cookcommandlet.cpp:904]
UATHelper: Packaging (Windows (64-bit)):   LogInit: Display: LogOutputDevice: Error: [Callstack] 0x00000000CBA71CB0 UE4Editor-UnrealEd.dll!UCookCommandlet::Main() [d:\build\++ue4+release-4.19+compile\sync\engine\source\editor\unrealed\private\commandlets\cookcommandlet.cpp:584]
UATHelper: Packaging (Windows (64-bit)):   LogInit: Display: LogOutputDevice: Error: [Callstack] 0x000000008385EB20 UE4Editor-Cmd.exe!FEngineLoop::PreInit() [d:\build\++ue4+release-4.19+compile\sync\engine\source\runtime\launch\private\launchengineloop.cpp:2195]
UATHelper: Packaging (Windows (64-bit)):   LogInit: Display: LogOutputDevice: Error: [Callstack] 0x00000000838569FA UE4Editor-Cmd.exe!GuardedMain() [d:\build\++ue4+release-4.19+compile\sync\engine\source\runtime\launch\private\launch.cpp:127]
UATHelper: Packaging (Windows (64-bit)):   LogInit: Display: LogOutputDevice: Error: [Callstack] 0x0000000083856C4A UE4Editor-Cmd.exe!GuardedMainWrapper() [d:\build\++ue4+release-4.19+compile\sync\engine\source\runtime\launch\private\windows\launchwindows.cpp:134]
UATHelper: Packaging (Windows (64-bit)):   LogInit: Display: LogOutputDevice: Error: [Callstack] 0x0000000083864149 UE4Editor-Cmd.exe!WinMain() [d:\build\++ue4+release-4.19+compile\sync\engine\source\runtime\launch\private\windows\launchwindows.cpp:210]
UATHelper: Packaging (Windows (64-bit)):   LogInit: Display: LogOutputDevice: Error: [Callstack] 0x0000000083864F87 UE4Editor-Cmd.exe!__scrt_common_main_seh() [f:\dd\vctools\crt\vcstartup\src\startup\exe_common.inl:253]
UATHelper: Packaging (Windows (64-bit)):   LogInit: Display: LogOutputDevice: Error: [Callstack] 0x00000000194D3034 KERNEL32.DLL!UnknownFunction []
UATHelper: Packaging (Windows (64-bit)):   LogInit: Display: LogOutputDevice: Error: [Callstack] 0x00000000198D1431 ntdll.dll!UnknownFunction []
UATHelper: Packaging (Windows (64-bit)):   LogInit: Display: LogOutputDevice: Error: end: stack for UAT