[CrashReport] Undo crash - FD3D11DynamicRHI::RHIDrawIndexedPrimitive() [d3d11commands.cpp:1650]

UE - Graphics Features - Nov 2, 2017

This is a trending crash coming out of 4.18, although it also occurred with less frequency in 4.16 and 4.17. The callstack shares similarities to [Link Removed] and [Link Removed], and the user com ...

Undo change to Rest Offset causing crash in Static Mesh Editor

UE - Simulation - Physics - Editor - Aug 8, 2023

When 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- ...

User crashes during play/save/open project in UE 4.6.1

UE - Gameplay - Blueprint - Feb 25, 2015

User reports crashing upon open, saving or playing their project in 4.6.1 in Binary. Assertion failed: TargetDelegate [Link Removed] [Line: 5407] ...

crash at checkUERenderCommandPipeIsReplaying in RenderScenecpp

UE - Rendering Architecture - Jul 15, 2024

Drawing a material to a render target when that material samples an RVT can cause an editor crash. In our testing, the check() did not always occur on the first PIE session, but would always occur ...

Right-clicking a DataAsset Based on a Blueprint Class can Crash the Editor

UE - Gameplay - Blueprint - Mar 7, 2023

The editor can crash when you attempt to open the context menu for a data asset based on a blueprint class. This happens only if the blueprint class the data asset is based on is not currently loade ...

Crash when adding Actor Array Element to a Sequencer Event Struct

UE - Anim - Sequencer - May 25, 2017

Crash when adding Actor Array Element to a Sequencer Event Struct Error message: Assertion failed: 0 [Link Removed] [Line: 56] Source Context: 42 N = FName(*StringName); 43 ...

Crash when spawning multiple HISM at runtime in a packaged shipping build

UE - World Creation - Worldbuilding Tools - HLOD - Feb 25, 2021

When adding multiple Hierarchical Instanced Static Meshes on a loop and packaging the project in Shipping configuration the application crashes due to LowLevelFatalError [Link Removed] [Line: 1431] ...

Crash occurs when renaming an asset that is used by Class Default Object

UE - CoreTech - UObject - Nov 23, 2021

Not 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 ...

Editor crashes when adding a parameter to a material when using Forward Shading and DX12

UE - Graphics Features - Apr 24, 2019

Setting the default RHI for Windows to DX12 and enabling Forward Shading results in a crash when adding a texture sample parameter to a material. Found in 4.22 CL# 5660361 and 4.23 CL# 6074473 Wor ...

(Undo Crash in BPs) [CrashReport] UE4Editor_Core!rml::internal::Block::findObjectSize()

UE - Gameplay - Blueprint - Jul 25, 2017

This is a trending crash in the 4.17 Preview. There was one occurrence of this callstack months ago in 4.15.1, but a number of recent ones in 4.17. User DescriptionsI was pressing cltr+z severl ti ...