Unreal Engine Issues

UE-143999

Assertion failed on attempt to reload edited Dataprep asset

Assertion failed on attempt to reload edited Dataprep asset

Description

Editor crashes after user tries to reload Dataprep asset after editing Filter By Actor label card in QAEnterprise project.

Regression - Yes(Priority Critical), wasn't able to repro this issue in //UE5/Release-5.0 at CL 19069427, but it seems that similar crash was first introduced at CL 18981090.

Repro rate: 3/3

Steps to Reproduce

Steps:

  1. Have project Enterprise/QAEnterprise/QAEnterprise.uproject open
  2. In the Content Browser , go to Content \ Manual \ Dataprep
  3. In the Content Browser , edit Master_pipeline ( Dataprep asset )
  4. In the Filter By Actor Label action, right click on the empty edit box
  5. Click Link to Parameter -> select My String Search
  6. In the Dataprep tab, Parametrization section / My String Search : enter Blue**
  7. Go to Content Browser
  8. Select Master_Pipeline asset
  9. Right click - Asset Actions - Reload

Actual result: editor crashes

Expected result: asset is reloaded, no crash occurs

Callstack
Error Message
Assertion failed: LinkObject [File:U:\UE5_Release_5_0\Engine\Source\Runtime\CoreUObject\Private\UObject\PackageReload.cpp] [Line: 267] Unable to resolve object: /Game/Manual/Dataprep/Master_pipeline_DEADPACKAGE_12 when dumping external references

UnrealEditor_CoreUObject!PackageReloadInternal::DumpExternalReferences() [PackageReload.cpp:267]
UnrealEditor_CoreUObject!ReloadPackages() [PackageReload.cpp:677]
UnrealEditor_UnrealEd!UPackageTools::ReloadPackages() [PackageTools.cpp:824]
UnrealEditor_UnrealEd!UPackageTools::ReloadPackages() [PackageTools.cpp:527]
UnrealEditor_ContentBrowserAssetDataSource!FAssetFileContextMenu::ExecuteReload() [AssetFileContextMenu.cpp:1812]
UnrealEditor_ContentBrowserAssetDataSource!TBaseSPMethodDelegateInstance<0,FAssetFileContextMenu,1,void __cdecl(void) [DelegateInstancesImpl.h:307]
UnrealEditor_Slate!SMenuEntryBlock::OnClicked() [SMenuEntryBlock.cpp:1157]
UnrealEditor_Slate!SMenuEntryBlock::OnMenuItemButtonClicked() [SMenuEntryBlock.cpp:1108]
UnrealEditor_Slate!TBaseSPMethodDelegateInstance<0,SMenuEntryBlock,1,FReply __cdecl(void) [DelegateInstancesImpl.h:290]
UnrealEditor_Slate!SButton::ExecuteOnClick() [SButton.cpp:464]
UnrealEditor_Slate!SButton::OnMouseButtonUp() [SButton.cpp:389]
UnrealEditor_Slate!SMenuEntryButton::OnMouseButtonUp() [SMenuEntryBlock.cpp:434]
UnrealEditor_Slate!<lambda_51e270ca99ea7ce852539efd04dd453f>::operator() [SlateApplication.cpp:4961]
UnrealEditor_Slate!FEventRouter::Route<FReply,FEventRouter::FToLeafmostPolicy,FPointerEvent,<lambda_51e270ca99ea7ce852539efd04dd453f> >() [SlateApplication.cpp:405]
UnrealEditor_Slate!FSlateApplication::RoutePointerUpEvent() [SlateApplication.cpp:4947]
UnrealEditor_Slate!FSlateApplication::ProcessMouseButtonUpEvent() [SlateApplication.cpp:5495]
UnrealEditor_Slate!FSlateApplication::OnMouseUp() [SlateApplication.cpp:5460]
UnrealEditor_ApplicationCore!FWindowsApplication::ProcessDeferredMessage() [WindowsApplication.cpp:2210]
UnrealEditor_ApplicationCore!FWindowsApplication::DeferMessage() [WindowsApplication.cpp:2699]
UnrealEditor_ApplicationCore!FWindowsApplication::ProcessMessage() [WindowsApplication.cpp:1078]
UnrealEditor_ApplicationCore!FWindowsApplication::AppWndProc() [WindowsApplication.cpp:916]
UnrealEditor_ApplicationCore!FWindowsPlatformApplicationMisc::PumpMessages() [WindowsPlatformApplicationMisc.cpp:138]
UnrealEditor!FEngineLoop::Tick() [LaunchEngineLoop.cpp:5139]
UnrealEditor!GuardedMain() [Launch.cpp:183]
UnrealEditor!GuardedMainWrapper() [LaunchWindows.cpp:147]
UnrealEditor!LaunchWindowsStartup() [LaunchWindows.cpp:283]
UnrealEditor!WinMain() [LaunchWindows.cpp:330]
UnrealEditor!__scrt_common_main_seh() [exe_common.inl:288]

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Cannot Reproduce
ComponentUE - Editor - Content Pipeline - Visual Dataprep
Affects Versions5.0, 5.1
Target Fix5.3
Fix Commit26230131
CreatedFeb 28, 2022
ResolvedJun 26, 2023
UpdatedJun 29, 2023
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