Unreal Engine Issues

[MetaSounds][Wave Player] - 5.1 Wave Player channel output maps differently for Vorbis than other codecs

The channel output for 5.1 Waveplayer on MetaSounds is different when Platform Default (Vorbis) codec is chosen on Windows Platform Default - L, C, R, LS, RS, LFEBink, PCM, ADPCM - L, R, C, LFE, LS ...

Delay nodes used in a macro cause subsequent macro calls during the delay to never complete

Calling a macro that has a delay node again before the original call's delay could finish will cause the second call to be ignored when reaching the delay node. This did not occur in 4.12.5 and is n ...

Bad references for Lighting Scenarios when moving Levels and Map Build Data Registry to different Folder

When moving Lighting Scenario Levels and their associated Map Build Data Registry to a new folder within the Content Browser, the references within the Levels tab are updated as [MapName_BuiltData]. ...

Crash when creating a static mesh from a Procedural Mesh Component that has been used with a Create Mesh Section node

When creating a static mesh from a Procedural Mesh Component that has been used by a Create Mesh Section node, the editor crashes. The editor doesn't crash when selecting the Create Static Mesh butt ...

Landscape：Shadowmap the landscape casting doesn't match visual mesh after build lighting

SkeletalMeshActor flickers rapidly when PhysicsAsset contains multiple boxes.

SkeletalMeshActor using a PhysicsAsset with custom box shapes may flicker rapidly in Editor when not selected, and also flickers in PIE mode. If occlusion culling is disabled the flickering stops. ...

Slight delay when switching between UMG buttons on Mac

There is a slight delay when clicking between two different UMG buttons on Mac. Tested on OSX 10.10.1. There also appears to be a flicker on the Menu Bar. ...

Scene Capture 2D causes Android to Crash

Scene Capture 2D causes the app to crash on Android in ETC2. I checked iPhone and I did not receive a crash. ...

Get All Actors of Class is failing to report at Event Begin Play in a streamed level

Get All Actors of Class is failing to report at Event Begin Play in a streamed level. Test project attached. This is a regression: did NOT occur in 4.8.3. Reproduced in 4.9.0 binary and Main (2678 ...

Particle System check for IsActive in Blueprints does not reset

When using a particle system in a blueprint and then moving the particle system off screen and then back on there is the node "Is Active" that can check to see if the Particle is still active. When ...