BP Component is not destructible if the Object Type is set during runtime

UE - Simulation - Physics - Destruction - Mar 16, 2015

BP Component is not destructible if the Object Type is set during runtime. If the Object Type is set manually before PIE is started, the BP component will destroy correctly. ...

Destructible doesn't return Impulse data on hit

UE - Simulation - Physics - Destruction - Aug 19, 2016

Destructible doesn't return Impulse data on hit User Description: I'm working on a project with destructible structures. I'd like to apply damage to actors that are hit by fractured destructible m ...

Static imported as skeletal removing material IDs with some FBX

Tools - May 27, 2016

Static imported as skeletal removing material IDs with some FBX. This user's FBX files are, so far, the only ones that exhibit this behavior ...

Toggling ULevelStreaming::bShouldBeVisible causes replication errors

UE - Networking - Mar 17, 2017

Looks like the replication system doesn't properly account for bShouldBeVisible. Once a level has be marked bShouldBeVisible=false on the server, the level is completely cleaned up and all actor cha ...

Component Array doesn't update properly when using Text Variables

Tools - Sep 19, 2018

A Component Array doesn't update properly when using Structure Variables. Any array elements added after the setup don't get printed when the event is called. If you set the "Editable when Inherited ...

Crash in Android media plugins on Adreno devices with letters in version

UE - Platform - Mobile - Mar 2, 2022

The logic to check the version number of Adreno devices does not work if there are letters in the version (like Adreno 642L). ...

[Audio Capture] - Editor crashes when activating an Audio Capture component when there are no active input or output devices avilable

UE - Audio - Aug 12, 2022

If a device has no available input or output devices, activating an Audio Capture component will cause the device to crash. Occurs in Editor and Runtime. Assertion failed: NumTotalFrames > 0 [File:E ...

Structure variables in Child Blueprints do not maintain the default values set in their Parent Blueprints

UE - Gameplay - Blueprint - Jan 12, 2015

Values changed to an inherited Struct variable in a Child Blueprint will be kept after compile, but any not changed will be set to 0s. ...

Emitter Delay Range will only recalculate each loop when Emitter Duration is checked True

UE - Graphics Features - Jan 12, 2015

To have a Particle System use an Emitter Delay Range that is chosen on each loop of the emitter, you must have under Duration, Duration Recalc Each Loop set to True. ...

Refraction not calculated when using Material Property Overrides Blend Mode

UE - Graphics Features - Sep 10, 2015

Found in the process of replicating the linked Answerhub. When an opaque material is setup as a master material with the intent to have an Opaque and Translucent version, the material instance will ...