"Pausing" A TimeSynth causes a crash

Audio - Oct 10, 2019

Clicking and holding anywhere on the editor outside the viewport when PIE causes a crash. The AudioRendering thread throws the following assert: Assertion failed: FreeClipIndex < PlayingClipsPool_Au ...

OSC Module cannot be compiled

Audio - Jul 25, 2019

It seems, that using the new OSC API in C++ is not possible, since it cannot compile with MS compiler version 141 through VS and the Editor. Including a header file from the OSC Module results in a ...

Cannot get CookedFFTData from an Audio Component in a packaged build

Audio - Jul 11, 2019

When trying to get CookedFFTData from an audio component in a packaged build it fails despite working in the Editor. This also occurs when you package the project from File->Package Project->Windows ...

Assertion failed after closing project on Oculus Mobile - Referencing AudioMixerSourceManager.cpp:300

Audio - Apr 30, 2019

This assertion seems to occur when closing the project while a sound is playing on the device. Assertion failed: CommandBuffers[NextIndex].SourceCommandQueue.Num() == 0 [File:D:/P4Workspaces/Switch ...

Packaged content hangs when relaunching on Oculus Mobile device after Closing the application

Audio - Apr 9, 2019

This does not occur with some previously packaged First Person templates that were on the device still namely one from //UE4/Dev-VR 4.21.0 @CL 4277723  It also does not occur with other apps on the ...

Phaser module is malfunctioning

Audio - Apr 9, 2019

The phaser module that is part of the new Audio Engine causes audio from a Sound Cue to mute after playing for one second. The user states that the issue comes from the Phaser.cpp file producing a N ...

Tooltips for Exterior LPF and Interior LPF are reversed

Audio - Mar 13, 2019

The tooltips for the Interior LPF and Exterior LPF are reversed where the Interior LPF has the Exterior LPF's tooltip and viceversa. Tested in 4.21.2 (CL - 4753647), 4.22 (CL - 5385847), 4.23 (CL - ...

OnAudioPlaybackPercent doesn't work after restarting the project

Audio - Feb 7, 2019

Using the OnAudioPlayback event in Blueprints does not work when playing the audio component its connected to while PIE, after restarting the project. Tested in 4.20.3 (CL - 4369336), 4.21.2 (CL ...

Crash when audio device is unplugged and the audio mixer engine is in use

Audio - Jan 11, 2019

The Editor crashes when using the new audio mixer and adding/removing a USB headset to the PC. ...

Platforms that allow for configurable VOIP sample rates do not respect config values

Audio - Jan 8, 2019

Because of when GetEnumValueFromString (called by GetVoiceSampleRate) executes for certain modules at load time, the global enum master list is empty, which leads to the config value not being parsa ...