Runtime-generated components stored in the VisibleAnywhere array are not displayed in the detail panel

UE - Gameplay - Components - Jun 30, 2022

Runtime-generated components stored in ObjectPtr with VisibleAnywhere are displayed in the details panel, but not for arrays. Applying the following workaround, components can be visible even in ar ...

Unexpected corrections when sliding against other characters

UE - Gameplay - Player Movement - Oct 19, 2023

We are seeing unexpected movement corrections sometimes when pushing one player character up against another character that isn't moving, or against other static primitives that have round features ...

[CrashReport] Tutorial crash UObject::execLetValueOnPersistentFrame()

UE - Gameplay - Blueprint - Jul 7, 2017

This is another Tutorial crash that shares a similar callstack with [Link Removed] and [Link Removed], but those specific repro steps have been fixed while this one is still occurring in 4.16.2. On ...

[CrashReporter] Crash in FClassExclusionData::IsExcluded() (infinite loop)

UE - Gameplay - Aug 10, 2017

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Note: This appears to be a Commandlet crash. Erro ...

Reversed Animations don't play properly using Skeletal Mesh Pose and animations with Keep State in Sequencer

UE - Anim - Sequencer - Nov 26, 2018

The bug seems to only reproduce when setting animations in sequencer and only if the animations are set to "Keep state". Setting them to "restore default" makes the reversed animation play correctly ...

Attached Project Crashes When Compiling Character Blueprint

OLD - Anim - Feb 10, 2016

The user's project is crashing during compilation of one of their character blueprints. We have not been able to reproduce this issue in a clean project, as the repro steps are unknown outside of t ...

Crash adding an AnimComposite to itself

OLD - Anim - Feb 24, 2017

Error message: Stack overflow - code c00000fd (first/second chance not available) Source Context: 74 void UAnimComposite::GetAnimationPose(FCompactPose& OutPose, FBlendedCurve& OutCurve, c ...

FTickTaskLevel::RescheduleForIntervalParallel Crash

UE - World Creation - Worldbuilding Tools - Oct 11, 2023

Short description from Licensee (attached UDN has more info):When streaming a level in and/or out (out especially in World Partition due to the bRequireFullVisibilityToRender variable usage) there i ...

Niagara Simulation Stage + DynamicMaterialParameters crash

UE - Niagara - Feb 6, 2021

deleting the code "&& SimulationStages[i]->bEnabled" in UNiagaraEmitter::GetScripts will bypass the problem [Image Removed] ...