Unreal Engine Issues
Unreal Engine Issues
Dynamic NavMesh disappears when loading/unloading SubLevels
UE - AI - Nov 9, 2018A DynamicNavMesh within a NavMeshBoundsVolume placed in a SubLevel will disappear if loading/unloading another SubLevel that has completely nothing to do with the DynamicNavMesh. Using a setup with ...
[CrashReport] UE4Editor_Engine!FBlueprintDebugData::FindBreakpointInjectionSites() [blueprintgeneratedclass.h:382]
UE - Gameplay - Blueprint - Aug 29, 2017This 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) ...
Crash when adding Actor Array Element to a Sequencer Event Struct
UE - Anim - Sequencer - May 25, 2017Crash when adding Actor Array Element to a Sequencer Event Struct Error message: Assertion failed: 0 [Link Removed] [Line: 56] Source Context: 42 N = FName(*StringName); 43 ...
USplineComponent::GetDistanceAlongSplineAtSplineInputKey returns incorrect result when input keys are not sequential
UE - Editor - May 18, 2022USplineComponent::GetDistanceAlongSplineAtInputKey() returns the wrong value when the input keys are not sequential because it interprets the input key argument as the spline point index. Thus if th ...
Editor crashes while saving or closing after heightmap import
UE - LD & Modeling - Terrain - Landscape - Aug 5, 2016Editor crashes while attempting to save or close project after importing a landscape from a heightmap. Frequency: 2/2 Crashreporter: [Link Removed] Regression (yes) issue (does not) occur in 4.1 ...
ComponentOverlapMultiByChannel with a rotated simple collision PrimComp misses overlap vs. complex collision
UE - Runtime - Simulation - Nov 8, 2023UWorld::ComponentOverlapMultiByChannel and internally, the call to FBodyInstance::OverlapMulti, misses overlaps and blocking hits when the PrimComp's (the component used to test overlaps) mesh uses ...
"SetOwnerNoSee" setting does not work on Nanite meshe
UE - Graphics Features - Nanite - Nov 15, 2022Licensee description of project: There is a pawn with 4 cubes attached, the 2 red on the left are "normal" static meshes, and the 2 green on the right are Nanite meshes. The 2 bottom cubes have "se ...
Setting AnimationMode to "UseAnimationAsset" inside Sequencer might not be set properly.
zComponent - Archive - Sep 30, 2024Adding a new key inside a LevelSequence that changes the AnimationMode of a SkeletalMesh to "Use Animation Asset" can bug out the AnimationMode constantly change between "UseCustomMode" and "UseAnim ...
Android crash a couple minutes into StrategyGame
UE - Platform - Mobile - Mar 8, 2016This didn't occur on iOS; so far this has only been tested in StrategyGame The device this occurred on was Nexus5X_6713_Adreno 418, 6.0.1 It did not occur on: iPad Mini 4_6242, 9.2.103-08 14:12:0 ...
Niagara Emitter editor forgets Timeline playback ranges
UE - Niagara - Sep 14, 2020This seems to only affect an emitter and not a system asset. ...