[CrashReport] UE4Editor_Foliage!FFoliageInstanceBaseCache::AddInstanceBaseId() [foliageinstancebase.cpp:101]

UE - World Creation - Worldbuilding Tools - Foliage - May 17, 2016

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Error message: Assertion failed: InstanceBaseMap.Num() == InstanceBaseInvMap.Num() [Link Remo ...

Differences in DistanceToNearestSurface and DistanceFieldGradient results between 4.27 and 5.0

UE - Graphics Features - Apr 27, 2022

In the UE5 case, we end up seeing very harsh lines in both the gradient and the distance to nearest surface examples whereas the results in 4.27 appear smooth.  It was also interesting to observe c ...

Warning Failed to find object 'Class None.NewBlueprint' appears on any selection ChildActor Component in BlueprintEditor

UE - Framework - Blueprint Editor - Dec 14, 2021

Summary: The following warning appears on each selection of any ChildActorComponent inside Blueprint Editor:LogUObjectGlobals: Warning: Failed to find object 'Class None.NewBlueprint1' (where NewBl ...

Inconsistent behavior with Register State Branches

UE - Editor - Workflow Systems - Aug 31, 2023

ISourceControlProvider::RegisterStateBranches(...) doesn't reliably warn on conflicts ISourceControlProvider::RegisterStateBranches(...), specifically FPerforceSourceControlProvider, is supposed to ...

Create a "Input Device User Mapping Schema" of some kind for PC

UE - Gameplay - Input - Feb 13, 2024

When you are playing a game on PC (especially local multiplayer) many developers want to change how input devices are "mapped" to different players. For example, a single player game might want the ...

Destructing NiagaraParameterStores causes multi threading write conflict

UE - Niagara - Jan 26, 2022

FNiagaraParameterStore::UnbindAll() may be called from both GameThread and RenderingThread. Each may modify the same Binding array, it causes infrequent crashes. In my environment, I was able to r ...

Noise Material Expression is rendering outside Min and Max Range with High Position Values

UE - Graphics Features - Mar 31, 2015

The Noise Material Expression is rendering values well outside the Min and Max Range set in the Expression node. Also Reproduced in Main Promotable-CL-2469752 Alerted the user to suspicions and su ...

Sub Animation Blueprint causes crash when compiling character BP

OLD - Anim - Dec 9, 2016

Error message: Access violation - code c0000005 (first/second chance not available) Source Context: 931 OutputCurveMap(AnimationCurves[(uint8)EAnimCurveType::AttributeCurve], Canvas, Displa ...

Crash On Hot Reload with Custom World Settings and HISM Class

UE - Gameplay - Blueprint - Sep 8, 2016

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: IsValid() [Link ...

Use Per Property Manually Overridden Texture Sizes when Merging Materials generating HLODs only creates 1024 Texture Sizes

UE - World Creation - Worldbuilding Tools - HLOD - May 3, 2017

Texture sizes incorrect and always output 1k resolution textures when creating HLOD proxy meshes and using the per property manual override for texture sizes. I have attached a screenshot which exh ...