Packaging fails, strange errors

morning everything is ok and i can packaged my project, but by the UE4 crash out in the afternoon Then it can’t pack
thinks
Thank you can help me have a look at me what went wrong

Cmd: MAP CHECKDEP NOCLEARLOG
MapCheck: Info Map check complete: 0 Error(s), 0 Warning(s), took 24.937ms to complete.
LogFileHelpers: Loading map ‘Loading’ took 0.286
LogWindowsTextInputMethodSystem:Display: IME system now activated using TSF (搜狗拼音输入法).
LogCollectionManager: Loaded 1 collections in 0.001444 seconds
LogFileCache: Scanning file cache for directory ‘D:/UE4Project/ParticleTest3.9/Saved/Collections/’ took 0.01s
LogFileCache: Scanning file cache for directory ‘D:/UE4Project/ParticleTest3.9/Content/Developers/JJ/Collections/’ took 0.01s
LogFileCache: Scanning file cache for directory ‘D:/UE4Project/ParticleTest3.9/Content/Collections/’ took 0.01s
LogCollectionManager: Rebuilt the GUID cache for 1 collections in 0.000003 seconds
LogCollectionManager: Rebuilt the hierarchy cache for 1 collections in 0.000000 seconds
LogContentBrowser: Native class hierarchy populated in 0.0081 seconds. Added 2204 classes and 434 folders.
LogStats: UGameplayTagsManager::ConstructGameplayTagTree: Construct from data asset - 0.000 s
LogStats: UGameplayTagsManager::ConstructGameplayTagTree: GameplayTagTreeChangedEvent.Broadcast - 0.000 s
LogContentBrowser: Native class hierarchy updated for ‘GameplayTags’ in 0.0005 seconds. Added 13 classes and 0 folders.
LogContentBrowser: Native class hierarchy updated for ‘WidgetCarousel’ in 0.0004 seconds. Added 0 classes and 0 folders.
LogContentBrowser: Native class hierarchy updated for ‘AddContentDialog’ in 0.0005 seconds. Added 0 classes and 0 folders.
LogContentBrowser: Native class hierarchy updated for ‘SceneOutliner’ in 0.0004 seconds. Added 1 classes and 2 folders.
LogCrashTracker: Crashtracker disabled due to settings.
LogUObjectGlobals:Warning: Failed to find object ‘Class None.’
LogContentBrowser: Native class hierarchy updated for ‘HierarchicalLODOutliner’ in 0.0004 seconds. Added 1 classes and 2 folders.
LogLoad: (Engine Initialization) Total time: 11.43 seconds
LogLoad: (Engine Initialization) Total Blueprint compile time: 0.08 seconds
LogExternalProfiler: Found external profiler: VSPerf
LogExternalProfiler: Using external profiler: VSPerf
LogOcInput: OculusInput pre-init called
LogRenderer: Reallocating scene render targets to support 1208x492 NumSamples 1 (Frame:2).
LogAssetRegistry: Asset discovery search completed in 6.5184 seconds
LogCollectionManager: Rebuilt the object cache for 1 collections in 0.000005 seconds (found 0 objects)
LogCollectionManager: Fixed up redirectors for 1 collections in 0.000018 seconds (updated 0 objects)
UATHelper: Packaging (Windows (64-bit)): Running AutomationTool…
UATHelper: Packaging (Windows (64-bit)): Automation.ParseCommandLine: Parsing command line: -ScriptsForProject=D:/UE4Project/ParticleTest3.9/ParticleTest39.uproject BuildCookRun -nocompile -nocompileeditor -installed -nop4 -project=D:/UE4Project/ParticleTest3.9/ParticleTest39.uproject -cook -stage -archive -archivedirectory=C:/Users/JJ -package -clientconfig
=Development -ue4exe=UE4Editor-Cmd.exe -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:\UE4Project\ParticleTest3.9\ParticleTest39.uproject
UATHelper: Packaging (Windows (64-bit)): Program.Main: ERROR: AutomationTool terminated with exception: System.ArgumentException: 已添加了具有相同键的项。
UATHelper: Packaging (Windows (64-bit)): 在 System.ThrowHelper.ThrowArgumentException(ExceptionResource resource)
UATHelper: Packaging (Windows (64-bit)): 在 System.Collections.Generic.Dictionary2.Insert(TKey key, TValue value, Boolean add) UATHelper: Packaging (Windows (64-bit)): 在 System.Collections.Generic.Dictionary2.Add(TKey key, TValue value)
UATHelper: Packaging (Windows (64-bit)): 在 AutomationTool.ProjectUtils.CompileAndLoadTargetsAssembly(ProjectProperties Properties, FileReference TargetsDllFilename, Boolean DoNotCompile, List1 TargetScripts) UATHelper: Packaging (Windows (64-bit)): 在 AutomationTool.ProjectUtils.DetectTargetsForProject(ProjectProperties Properties, List1 ExtraSearchPaths)
UATHelper: Packaging (Windows (64-bit)): 在 AutomationTool.ProjectUtils.DetectProjectProperties(FileReference RawProjectPath, List1 ClientTargetPlatforms, Boolean AssetNativizationRequested) UATHelper: Packaging (Windows (64-bit)): 在 AutomationTool.ProjectUtils.GetProjectProperties(FileReference RawProjectPath, List1 ClientTargetPlatforms, Boolean AssetNativizationRequested)
UATHelper: Packaging (Windows (64-bit)): 在 AutomationTool.ProjectParams.AutodetectSettings(Boolean bReset)
UATHelper: Packaging (Windows (64-bit)): 在 AutomationTool.ProjectParams…ctor(FileReference RawProjectPath, CommandUtils Command, String Device, String MapToRun, String AdditionalServerMapParams, ParamList1 Port, String RunCommandline, String StageCommandline, String BundleName, String StageDirectoryParam, String UE4Exe, String SignPak, List1 ClientConf
igsToBuild, List1 ServerConfigsToBuild, ParamList1 MapsToCook, ParamList1 DirectoriesToCook, String InternationalizationPreset, ParamList1 CulturesToCook, ParamList1 ClientCookedTargets, ParamList1 EditorTargets, ParamList1 ServerCookedTargets, List1 ClientTargetPlatforms, Dictionary2 ClientDependentPlatformMap, List1 ServerTargetPlatforms, Diction
ary2 ServerDependentPlatformMap, Nullable1 Build, Nullable1 Cook, Nullable1 Run, Nullable1 SkipServer, Nullable1 Clean, Nullable1 Compressed, Nullable1 UseDebugParamForEditorExe, Nullable1 IterativeCooking, Nullable1 CookAll, Nullable1 CookPartialGC, Nullable1 CookMapsOnly, Nullable1 CookOnTheFly, Nullable1 CookOnTheFlyStreaming, Nullable1 Unv ersionedCookedContent, Nullable1 EncryptIniFiles, Nullable1 SkipCookingEditorContent, Nullable1 NumCookersToSpawn, String AdditionalCookerOptions, String BasedOnReleaseVersion, String CreateReleaseVersion, String CreateReleaseVersionBasePath, String BasedOnReleaseVersionBasePath, Nullable1 GeneratePatch, String DLCName, String DiffCookedContentPath, Null able1 DLCIncludeEngineContent, Nullable1 NewCook, Nullable1 OldCook, Nullable1 CrashReporter, Nullable1 DedicatedServer, Nullable1 Client, Nullable1 Deploy, Nullable1 FileServer, Nullable1 Foreign, Nullable1 ForeignCode, Nullable1 LogWindow, Nullable1 NoCleanStage, Nullable1 NoClient, Nullable1 NoDebugInfo, Nullable1 NoXGE, Nullable1 Package, Nullable1 Pak, Nullable1 Prereqs, String AppLocalDirectory, Nullable1 NoBootstrapExe, Nullable1 SignedPak, Nullable1 NullRHI, Nullable1 FakeClient, Nullable1 EditorTest, Nullable1 RunAutomationTests, String RunAutomationTest, Nullable1 CrashIndex, Nullable1 SkipCook, Nullable1 SkipCookOnTheFly, Nullable1 SkipPak, Nullable1 SkipStage, Nullable1 Stage, Nullable1 Manifests, Nullable1 CreateChunkInstall, Nullable1 Unattended, Nullable1 NumClients, Nullable1 Archive, String ArchiveDirectoryParam, Nullable1 ArchiveMetaData, Nullable1 CreateAppBundle, ParamList1 ProgramTargets, Nullable1 Distribution, Nullable1 Prebuilt, Nullable1 RunTimeoutSeconds, String SpecifiedArchitecture, Nullable1 It erativeDeploy, Nullable1 FastCook, Nullable1 IgnoreCookErrors, Nullable1 RunAssetNativization, Nullable1 CodeSign, Nullable1 TreatNonShippingBinariesAsDebugFiles, String Provision, String Certificate, ParamList1 InMapsToRebuildLightMaps, ParamList1 TitleID)
UATHelper: Packaging (Windows (64-bit)): 在 BuildCookRun.SetupParams()
UATHelper: Packaging (Windows (64-bit)): 在 BuildCookRun.ExecuteBuild()
UATHelper: Packaging (Windows (64-bit)): 在 AutomationTool.BuildCommand.Execute()
UATHelper: Packaging (Windows (64-bit)): 在 AutomationTool.Automation.Execute(List1 CommandsToExecute, CaselessDictionary1 Commands)
UATHelper: Packaging (Windows (64-bit)): 在 AutomationTool.Automation.Process(String[] Arguments)
UATHelper: Packaging (Windows (64-bit)): 在 AutomationTool.Program.MainProc(Object Param)
UATHelper: Packaging (Windows (64-bit)): 在 AutomationTool.InternalUtils.RunSingleInstance(Func`2 Main, Object Param)
UATHelper: Packaging (Windows (64-bit)): 在 AutomationTool.Program.Main()
UATHelper: Packaging (Windows (64-bit)): Program.Main: AutomationTool exiting with ExitCode=1 (Error_Unknown)
UATHelper: Packaging (Windows (64-bit)): BUILD FAILED
PackagingResults:Error: Error Unknown Error

Hello,

It appears that your error is the following: Program.Main: ERROR: An item with the same key has already been added.

Take a look at the following threads to see if the solutions posted there resolve your issue as well.

Have a great day