Unreal Engine Issues
Unreal Engine Issues
Project crashes in split screen when entering water body lake
UE - Graphics Tools - Terrain - Water - Dec 8, 2021When creating a landscape with a waterbody lake. The engine will crash when in split screen when the player enters the water. This is not regression, it is occurring in 4.26. ...
Crash editing Transition Logic after deleting State and Transition in State Machine
UE - Anim - Runtime - Anim Blueprints - Sep 8, 2020Attempting to click on a node in a Transition Logic that has been opened in a new tab will cause a crash when the correlating State node and it's transition have been deleted from the State Machine. ...
Undo change to Rest Offset causing crash in Static Mesh Editor
UE - Runtime - Simulation - Aug 8, 2023When undoing any change to Rest Offset for a collision mesh the engine will crash. This issue is occurring in Binary //UE5/Release-5.3 @ CL 26560699 This issue is occurring in Binary //UE5/Release- ...
Crash sometimes occurs when enabling the Gravity tool on part of a Sketchfab object.
TM - Tools - May 4, 2024Current state Triggering Gravity on element from Sketchfab object's tree, may result in crash. For 100% reproduction rate, download 'Rank 3 Police Unit' object and apply Gravity to its element 'Rank ...
[CrashReport] UE4Editor-D3D12RHI!D3D12RHI::VerifyD3D12Result(long,char const *,char const *,unsigned int,ID3D12Device *,FString)
UE - Rendering - RHI - Aug 30, 2021Generated from CrashReporter ...
GetStaticMeshViewport() is called without checking if it returns a valid viewport causing the Editor to crash
UE - Editor - Dec 9, 2021This is not a regression. Tested in: //UE4/Release-4.27 CL18319896 Binary //UE5/Release-5.0-EarlyAccess CL16682836 Binary //UE5/Release-5.0 CL18407655 Personal P4 When opening a static mesh without ...
Editor crash when ticking then unticking "Toggle Visualization" in a Google Resonance Spatialization Settings window
UE - Audio - Oct 23, 2020This is a user reported crash, I was able to re-create in 4.25.4. I'm also assuming this happens in 4.26, however there is a current blocker that stops me from opening this project in 4.26. Linked ...
Crash in Landscape Editor when clicking on Terrain Edit tools after undoing a Landscape swap
TM - Core - Oct 16, 2026Reported in SF [Link Removed] Twinmotion will crash when clicking on any of the Landscape Edit tools after replacing the Landscape and performing an undo operation This only appears to occur in th ...
[CrashReport] UE4Editor-CoreUObject!UStruct::SerializeVersionedTaggedProperties(FStructuredArchiveSlot,unsigned char *,UStruct *,unsigned char *,UObject const *) [Class.cpp:1478]
UE - Gameplay - Blueprint - May 22, 2020User comment: "Crash at compile array blueprint" Error MessageAssertion failed: Tag.Size == Loaded [File:D:/Build/++UE4+Licensee/Sync/Engine/Source/Runtime/CoreUObject/Private/UObject/Class.cpp] [L ...
Crash occurs when renaming an asset that is used by Class Default Object
UE - Core - Systems - Nov 23, 2021Not a regression. Tested in: //UE4/Release-4.26.2 CL15973114 Binary - Reproduced //UE4/Release-4.27.1 CL17735300 Binary - Reproduced //UE5/Release-5.0-EarlyAccess CL16682836 Binary - Reproduced Fro ...