Unreal Engine Issues
Unreal Engine Issues
Plugin dependencies causing RI parameter initialization failures (UDN)
UE - Rendering - Architecture - Niagara - Oct 6, 2023Error on some Niagara emitters using the WindForce module: LogNiagaraEditor: Error: Invalid input type found while attempting initialize new rapid iteration parameters. Function Node: /Game/FX/Expl ...
Runtime-generated components stored in the VisibleAnywhere array are not displayed in the detail panel
UE - Framework - Components - Jun 30, 2022Runtime-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 - Runtime - Character - Oct 19, 2023We 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 ...
[CrashReporter] Crash in FClassExclusionData::IsExcluded() (infinite loop)
UE - Gameplay - Aug 10, 2017This 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, 2018The 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 ...
ShouldMarkSyncPhases causes pose discontinuities when sync leader changes
UE - Runtime - Anim BP - Aug 27, 2026The issue is caused by the way that we calculate the leader sample's Time vs the follower sample’s Time and how that calculation switches on the frame when a follower sample becomes a lead sample. ...
Attached Project Crashes When Compiling Character Blueprint
OLD - Anim - Feb 10, 2016The 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 ...
Physics Asset details window jitters when shrunk.
Tools - Sep 29, 2014Branch Build Label UE4-Main Promoted-CL- 2306964 DESCRIPTION: When using the vehicle template and having any wheel selected inside the physics asset, shrinking the size of the details window ca ...
Crash adding an AnimComposite to itself
OLD - Anim - Feb 24, 2017Error 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, 2023Short 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 ...