Unreal Engine Issues

Buoyancy is broken in UE5: even BP with Cube SM component (mass is 1kg) and default Buoyancy Component with one default Pontoon falls on bottom of lake

Shorter steps:Steps 1-8 from Steps to reproduce (create level with water body)Find BP_BuoyancyExample in Content Browser (Engine>Plugins>Water Content>Blueprints)Place BP_BuoyancyExample above the w ...

Crash retargetting AnimBP with "Allow remapping to existing assets" enabled

4.12 version of the crash: [Link Removed] Error message: Assertion failed: (Index >= 0) & (Index < ArrayNum) [Link Removed] [Line: 833] Array index out of bounds: 1 from an array of size 0 Sourc ...

Lightmass: Blocky lightmap artifacts appears on the Mesh Actor which is shadowing by a single face mesh

Begin Map Begin Level Begin Actor Class=/Script/Engine.StaticMeshActor Name=Plane_2 Archetype=/Script/Engine.StaticMeshActor'/Script/Engine.Default__StaticMeshActor' Begin Object Class=/Script/En ...

Landscape leaking when using ParallelInitView 1

see step ...

Spawn Burst Instantaneous Doesn't Work with Emitter.NormalizedLoopAge Spawn Time Set to 1

Editor Crashes when copying/pasting a custom event function that was within a separate function to an event graph if the custom event was created in another blueprint

Editor crashes when a custom event node is called as a function within a different blueprint in a separate function, then copied and pasted into the event graph of the second blueprint, the executio ...

[CrashReport] UE4Editor_LevelEditor!FLevelEditorActionCallbacks::Paste_CanExecute() [leveleditoractions.cpp:1602]

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Error message: Assertion failed: GEditor->GetSele ...

Loading blueprint with soft actor reference during PIE corrupts data

The Soft Object Path loading code has special case logic for loading from Play In Editor, which tries to remap paths from the editor version of a map to instead point to an actor in a specific clien ...

LIVE: RENDERING: Movable Mesh does not receive shadows from Static meshes in static or stationary lighting

---------------------------------------------------------------------------------------------------------------------- Build: 4.1.0-2057451 Description: Movable meshes and blueprints set to cast n ...

Crash reimporting a skeletal mesh with less Material IDs than on first import

NOTE: Does not occur in 4.16, entered this to find a fix for licensee to integrate. Error message: Assertion failed: (Index >= 0) & (Index < ArrayNum) [Link Removed] [Line: 633] Array index out o ...