AudioComponent generated by SpawnSoundAtLocation is can't destroy with DestroyComponent.

Audio - Oct 25, 2017

AudioComponent generated by SpawnSoundAtLocation is can't destroy with DestroyComponent. When AudioComponent is generated, "AudioComponent-> bAllowAnyoneToDestroyMe" must be "True". ...

Crash when modifying InstancedStaticMesh transform in Blueprint Editor

Tools - Foliage - Oct 20, 2017

InstancedStaticMesh component element mismatch between in-level and BP editor can cause crash when modifying transform in BP editor. This can happen when a user modified transform in-level actor's I ...

NaN is handled differently when clamped on Windows and Android/iOS

Platform - Mobile - Oct 18, 2017

NaN (Not a Number) is handled different when clamped on Windows and Android/iOS. If you clamp a NaN (Acheived by -3 ^ 0.2 in the reproduction project) from 0.0 to 1.0 and then print the result, you' ...

Crash caused by character referencing a reparented AnimBP

Anim - Animation - Oct 18, 2017

Placing a character that reference to a reparented AnimBP(created as a child of thirdperson, then reparented to AnimInstance) crashes editor after reopening the project. If you already had that charac ...

VisibleAnywhere specifier doesn't prevent components from being edited in property windows

Gameplay - Blueprint - Oct 17, 2017

Using the VisibleAnywhere specifier in a UPROPERTY declaration does not prevent a Component's properties from being edited in property windows. This conflicts with the description of this specifier ...

OnActorSpawned is called prior to FinishedSpawning for PlayerControllers and actors spawned with bDeferConstruction set to true

Gameplay - Core - Oct 12, 2017

When a PlayerController or any actor with bDeferConstruction set to true is spawned, OnActorSpawned.Broadcast is called prior to FinishSpawning which can cause issues as some components may not be i ...

[CrashReport] UE4Editor_SequenceRecorder!<lambda_ffd596aba4580204f4fb2f5c21d9754c>::operator() [actorrecording.cpp:139]

Sequencer - Oct 12, 2017

This is a common and longstanding crash that has occurred since at least 4.14. User DescriptionsRecording sequencer cinematic on character panw. Using Vr static meshes. A sequencer object was alrea ...

Execution Doesn't Resume When Hitting BT Task Breakpoint and Trying to Resume in the Behavior Tree

Gameplay - AI - Oct 6, 2017

When a breakpoint is hit in a BT Task Blueprint, execution will not be resumed if you attempt to do so from the Behavior Tree that is running the BT Task. This will cause a crash if executed in the ...

Crash Occurs When Attempting to Resume Execution After Hitting a Breakpoint in a BT Task

Gameplay - Oct 6, 2017

When a breakpoint is hit in a BT Task, if you attempt to use CTRL+P to search for and open the BT the task is being run in, try to resume execution, and then return to the original BT Task Blueprint ...

[CrashReport] TOctree<TVolumeLightingSample<3>,FLightVolumeOctreeSemantics>::TConstElementBoxIterator<TInlineAllocator<99,FDefaultAllocator> >

Rendering - Oct 5, 2017

This Jira is a continuation of UE-46078. This is the same callstack which users are submitting, however the other Jira eventually got specific repro steps which were verified fixed in 4.17.0. Howe ...