Unreal Engine Issues
Unreal Engine Issues
[CrashReport] UE4Editor_SlateCore!FSlateElementBatcher::AddElements() [elementbatcher.cpp:52]
UE - Editor - UI Systems - Slate - Nov 21, 2017This is an infrequent crash coming out of the 4.18 release. Users have not provided any descriptions of their actions when the crash occurred. Based on affected project names, this may be a VR is ...
DrawDebugString display wrong position in PIE when changed display scale
Tools - Sep 16, 2020The display position of the text in DrawDebugString is affected by the scale of the display. Should refer to the Project() of DebugCanvas (not Canvas). - Suggest Code void AHUD::DrawDebugTextL ...
No sound plays when using Built-In Spatialization or Simple ITD plugins
UE - Audio - Spatialization - Nov 10, 2021No audio can be heard when using the Built-In Spatialization plugin. This is a regression from 4.26. Occurs in 4.27 and 5.0. ...
TInstancedStruct used in native actor class loses reference to Instanced UObject after BP recompilation
UE - Framework - Blueprint Compiler - Jun 25, 2025When a TInstancedStruct contains a UObject marked with EditInlineNew and DefaultToInstanced, the reference is lost after compiling the Blueprint but only when the struct is part of a native Actor cl ...
Editor crashes when assigning Landscape layer info while Forward Shading is enabled
UE - LD & Modeling - Terrain - Landscape - Nov 7, 2017Crash occurs when Forward Shading is enabled in Forward Rendering Options User noted that if "Support Stationary Skylight" in Project Settings > Rendering > Shader Permutation Reduction is disabled ...
Crash Occurs when changing the 'Max Metal Shader Standard To Target' option within iOS Project Settings
UE - Platform - Mobile - Jan 26, 2017A crash occurs when setting the Max Metal Standard Shader version within the Project Settings for iOS. I tested on both Mac and PC and the crash occurs on both machines. Regression? No, this is not ...
Grass draws on landscape holes
UE - LD & Modeling - Terrain - Landscape - Jul 14, 2015Grass output in materials draws over masked locations, such as landscape visibility holes. ...
Destructible component doesn't register hit event with Landscapes
UE - Simulation - Physics - Destruction - Aug 9, 2016Destructible component doesn't register hit event with Landscapes. The only way to get the Destructible to register the event is to enable Impact Damage on the Destructible mesh. User Description: ...
Edits of node properties that are not stored on pins do not diff correctly
UE - Gameplay - Blueprint Editor - Oct 2, 2015Currently details changes to the following are not noticed by the Diff tool when diffing AnimBPs:State Machines (i.e. Max transitions per frame)Transition rulesConduitsStates This also affects non- ...
X axis rotation only follows relative rotation
UE - Gameplay - Apr 10, 2017A user is reporting that the X axis rotation appears to only rotate based on the object's relative rotation, and not rotate based on the world rotation, even when using Set world rotation. For test ...