FAssetRegistry::SaveRegistryData fails check on redirected umaps

Tools - Feb 22, 2017

When FAssetRegistry::SaveRegistryData() is invoked for a umap redirector it will fail the check check(!bIsMap || (InDependencyType == EAssetRegistryDependencyType::Soft)); Because the redirector ...

Nullptr dereference in FHeadMountedDisplay::UpdateSplashScreen()

UE - Platform - XR - Apr 5, 2017

A customer has had problems running a game with a splash screen when passing -game flag to the editor. UpdateSpashScreen will call GetCurrentFrame, which can return a nullptr but fails to verify it ...

Game view cannot be changed in Orthographic view

Tools - Sep 29, 2017

The Game view cannot be changed in Orthographic view despite that the Orthographic views can be affected by the game view options. This issue does not appear to be a regression. Versions Tested: Is ...

Adding a code class to a blueprint project causes the editor to crash

UE - Foundation - Core - Oct 5, 2017

Adding a code class to a blueprint project causes the editor to crash after attempting to hot reload. This only occurs for a fully bluprint project, code projects or BP projects that have already h ...

Edited BP Variables show as "Multiple Values" in instanced reference

UE - Gameplay - Blueprint - Oct 30, 2017

When a blueprint (A) contains a instanced reference to another blueprint (B) that is EditInlineNew, changing a value B causes the associated variable in A to display as "Multiple Vaules" Workaround ...

Sine Wave audio plays choppy in editor

UE - Audio - Dec 4, 2017

Playing a sine wave as an audio sample in the editor produces a choppy sound when it does not outside of the editor. This issue does not appear to be a regression. Versions Tested: Issue occurs in ...

Impossible to reparent blueprint class that has a broken parent class when using compilation manager

UE - Gameplay - Blueprint Compiler - Dec 8, 2017

Alternatively use BP_ParentClassIsMissingType in QAGame ...

Animations don't update on the first frame of shots

UE - Anim - Sequencer - Jul 11, 2018

Looks like this only happens for shots. I think this is because the tick prerequisites get set up on the frame of evaluation, and the skeletal mesh component doesn't get ticked until the next frame. ...

Unable to apply Materials to the chunks of a Destructible Mesh

UE - Simulation - Physics - Jul 31, 2018

When applying a second material to a Destructible Mesh it does not texture the chunks of the fractured mesh. The chunks remain the same as base color of the Destructible Mesh. This is issue was re ...

Swapping between Multiple Cloth Skeletal Meshes and Animation Classes in a Character Blueprint causes the Engine to crash

UE - Simulation - Physics - Aug 2, 2018

When changing Cloth Skeletal Meshes and Animation Blueprints on a Character it will cause the Engine to crash during PIE. This is a regression from 4.19.2 (CL-4033788) as it was working as expected ...