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 ...

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 ...

Crash diffing an AnimBP with a node deleted from a State Machine Transition

UE - Gameplay - Blueprint - Mar 10, 2017

Error message: Assertion failed: false [Link Removed] [Line: 1123] Looking for node K2Node_AnimGetter_327 but it cannot be found in provided panels Source Context: 1108 } 1109 111 ...

Reimporting a skeletal mesh by dragging FBX to content browser crashes editor

Tools - Nov 12, 2015

Reimporting a skeletal mesh by dragging FBX to content browser crashes the editor. I suspect something is wrong with the FBX. The user reported that the data is from Blender. FBX file attached for ...

PCG causes crash when UGrassInstancedStaticMeshComponent is set as a mesh entry for the static mesh spawner node

UE - World Creation - Procedural Tools - PCG Component - May 16, 2024

PCG causes crash when UGrassInstancedStaticMeshComponent is set as a mesh entry for the static mesh spawner node. ...

Movie play following Open Source crash editor when changing viewport size.

Media Framework - Mar 29, 2017

When playing movie in PIE, changing viewport size leads to Engine crash. This is not reproduced in 4.14.3 ...