Unreal Engine Issues
Unreal Engine Issues
[Feature Request] Subclassing UAnimNotifyState_TimedParticleEffect
OLD - Anim - Jan 23, 2019"have had to modify UAnimNotifyState_TimedParticleEffect in order to subclass it. I added 'ENGINE_API' and removed 'MinimalAPI'. I also needed to move 'ValidateParameters' from 'private' to 'protect ...
Event Dispatcher complains when input is struct array
UE - Gameplay - Blueprint Editor - Sep 12, 2019Result: Dispatcher node complains "No value will be returned by reference" [Image Removed] Expected: No user errors here. I did more test and the array of struct works as expected. Node shouldn' ...
Android Random Startup Crashing
UE - Platform - Mobile - Sep 9, 2020Licensees are reporting random crashes at startup, with randomly different messages, but it seems that all have a "low-address null pointer dereference". The licensee believes that the phone someti ...
Nanite displacement on landscapes not rendering on 5700XT
UE - Rendering - Features - Nanite - Mar 27, 2024This only happens on a 5700XT, tested this on the 7900XT and the issue did not occur Initially reported on the Preview 1 forums: https://forums.unrealengine.com/t/unreal-engine-5-4-preview/1763516 ...
Set nodes for Physical Materials are no longer accessible via Blueprints
UE - Gameplay - Blueprint - Nov 19, 2014DESCRIPTION: Set nodes for Physical Material parameters are no longer accessible via Level Blueprint. AH Post: https://answers.unrealengine.com/questions/135031/cant-set-physical-material-properti ...
Add option to instance the subsequences from the master sequence
UE - Anim - Sequencer - Mar 24, 2017https://udn.unrealengine.com/questions/353493/creating-subsequence-from-the-master-sequence-sett.html Add option to instance the subsequences from the master sequence. For example, if you want to c ...
[CrashReport] Mac crash - FRCPassPostProcessInput::ComputeOutputDesc()
UE - Graphics Features - Sep 28, 2017This is a new Mac callstack that just appeared after the 4.17.2 hotfix. The callstack shares similarities to older Windows crashes and may be related:https://jira.it.epicgames.net/browse/UE-42135ht ...
Crash opening Child/Grandchild Blueprint after updating to 4.18
UE - Gameplay - Blueprint - Nov 29, 2017From this UDN: https://answers.unrealengine.com/questions/718928/4180-editor-crash-while-opening-child-blueprint.html Crash occurs when opening child (or in the repro case, grandchild) blueprints a ...
Blueprint Nodes no longer Grid Snap to straight lines
UE - Framework - Blueprint - Feb 13, 20235.0:[Link Removed] 5.3:[Link Removed] Attached is a video of the two screenshots overlaid and lined up by their top edges. It appears that the Begin Play node (and others?) have more padding now, w ...
Enabling bUpdateComponentTransformToRootBone in a GeometryCollectionComponent causes broken particles to appear in the wrong location
UE - Runtime - Deformable - Jun 22, 2025Enabling bUpdateComponentTransformToRootBone in a GeometryCollectionComponent causes broken particles to appear in the wrong location. When that flag is true, the moment the GeometryCollection (GC) ...