Unreal Engine Issues

[CrashReport] UE4Editor_UnrealEd!EditorLevelUtils::SetLevelVisibility() [editorlevelutils.cpp:748]

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Error message: Assertion failed: Level->bIsVisibl ...

Crash when Importing .OBJ using the File > Import into Level Option

This JIRA is being entered as a result of it being one of the top crashes in 4.13.0. Error message: Access violation - code c0000005 (first/second chance not available) Source Context: 1671 ...

[CrashReport] UE4Editor_Engine!FBlueprintDebugData::FindBreakpointInjectionSites() [blueprintgeneratedclass.h:382]

This is a common and longstanding crash that has occurred since at least 4.9 and affected over 280 users. User DescriptionsI added an item to a BP struct. Last time I did this (several months ago) ...

WP HLOD Crash on Small Cell Sizes

check(!bPostTickComponentUpdate) fails triggered by ~FStaticMeshComponentBulkReregisterContext() and FD3D12DynamicRHI::ProcessInterruptQueueUntil()

Context: Some ActorComponents can schedule end-of-frame work which UWorld executes later in the frame in UWorld::SendAllEndOfFrameUpdates(). By-design it appears that it's not allowed to schedule mo ...

Crash When Typing a Node Comment and Hovering Over the Alignment Option

Error message: Assertion failed: ParentIndex != INDEX_NONE [Link Removed] [Line: 512] Source Context: 499 } 500 501 return Menu; 502 } 503 504 ...

Deadlock when running an asset validator commandlet with async skeletalmesh build

[External Code]   UnrealEditor-Core.dll!FEventWin::Wait(unsigned int WaitTime, const bool bIgnoreThreadIdleStats) Line 1515 C++   UnrealEditor-Engine.dll!FAsyncTaskBase::WaitCompletionWithTimeout( ...

Constraint axes are not visible in Physics Asset editor viewport

This is a regression from 4.16 as I was not able to repro this issue in //UE4/Release-4.16 at CL 3514769. ...

MovieRender Pipeline Skips Output Frames during GC

This is being seen in the wild... can release a temporary fix until 4.26 when we can change the headers and fix it for real. ...

FirstPerson template project crosshair has white background on Samsung S6 Edge

This is a regression from 4.13.2 Seen on a Galaxy6Edge_6714 OS: 5.0.2 This was not seen on a HuaweiP9Plus_9532 OS: 6.0 ...