### Fixes

*   896143 - Audio: Quality of atrac9 clips can now be adjusted properly in the audio importer.
*   954607 - Editor: Fixed occasional hang during Editor startup.
*   953161 - Editor: Fixed player settings not using the default icon when there are none specified.
*   854349 - GI: Fixed Enlighten not generating lightmaps for meshes imported without UVs and with Generate Lightmap UVs option enabled.
*   ([925552](https://issuetracker.unity3d.com/product/unity/issues/guid/925552/)) - GI: Fixed project build errors when Reflection Probes Projection setting in Tier1(Graphics Settings) is unchecked.
*   ([754298](https://issuetracker.unity3d.com/product/unity/issues/guid/754298/)) - GI: Fixed terrain artefacts caused by Enlighten terrain mesh triangulation being different from the original mesh triangulation.
*   ([939947](https://issuetracker.unity3d.com/product/unity/issues/guid/939947/)) - GI: Fixed exception being thrown when the background color of a Reflection Probe is changed.
*   ([935328](https://issuetracker.unity3d.com/product/unity/issues/guid/935328/)) - GI: Fixed a crash in 'RenderTexture::DiscardContents' when opening the scene.
*   (None) - IL2CPP: Improve incremental build performance on OSX.
*   966623 - IL2CPP: Fixed crash in thread pool during shutdown.
*   955760 - iOS: Fixed crash when connection is lost in the middle of AssetBundle download using WWW.
*   (None) - Multiplayer: Fixed reliable message can be delivered twice.
*   (827984) - Scripting: Fixed deadlocks and pauses when using System.Threading.Monitor.
*   (None) - XR: Fixed mobile XR applications forcing landscape left orientation when right has been selected in the player settings.

Revision: 72f24c04957f