Unreal Engine Issues

IOS deviceCrash when input Korean Charactor on EditableTextBox

Imported heightmaps with 2x2 sections crash editor

Importing a heightmap with 2x2 segments seems to cause the editor to crash in 3 different instances: 1. Importing the same 2x2 segment landscape a second time after deleting the first instance 2. ...

Editor crash when spawning character from template

Spawning a character using an existing character as a template causes the spawned character to inherit the animation of the original and may lead to a crash. This appears to be unique to character ...

Actors in sublevels do not replicate to Clients after Seamless ServerTravel

Actors in sublevels do not replicate to Clients after Seamless ServerTravel. The user reporting this noted that "[...] UNetDriver::IsLevelInitializedForActor() keeps returning false even when the ac ...

[Interchange] Crash on asset re-import

We've started seeing a crash in editor when re-importing one of our assets. <pre class="ql-syntax">Assertion failed: (Index >= 0) & (Index < ArrayNum) [Link Removed] [Line: 783] Array index out of ...

MoviePipeline: Incorrect Caching of Min/Max World Delta Time

To test this issue: Create a C++ class WolrdTimeDilationDebugActor.h in your Project with the following code:// Copyright Epic Games, Inc. All Rights Reserved. #pragma once #include "CoreMinim ...

[AI] Bad entries in NavigationRepository for Box collision with bCanEverAffectNavigation set to false

Some components continue to dirty the navigation state even if bCanEverAffectNavigation is unchecked. Behavior appears very similar to an existing bug, [Link Removed] ([Link Removed]), which invol ...

Dataprep crash when creating a parameter from a datatable asset or any asset

[CrashReport] FPhysicsAssetUtils::CreateFromSkeletalMeshInternal()

This is a trending crash in the 4.18 release. Users have not provided any descriptions of their actions when the crash occurred. Source Context 892 const FNameEntry* FName::GetDisplayNameEn ...

Rotating a button in UMG and moving it to the edge of the canvas causing incorrect clipping

When rotating a button in the UMG blueprints and then moving through the edge of the canvas panel it causing the button to clip as though it was never rotated. Update: This also happens when placi ...