Crash on BuildPrefabInstanceCorrespondingObjectMap when overriding nested prefab inside AssetDatabase.StartAssetEditing() block (1324978)
Scene ManagementKnown issueBlocker
2020.3.4f1
LTS · Released Apr 13, 2021 · Changeset 0abb6314276a · 80 release notes
Crash on TreeRenderer::WillRenderTrees when being in Play Mode for several seconds (1317966)
TerrainKnown issueBlocker
Editor Crashes when performing Undo and Redo after duplicating Game Object with LEGO Model Asset component (1298503)
TemplatesKnown issueBlocker
\[Linux\] Missing libdl.so library causes crash when entering Playmode for the second time or closing the Editor (1237642)
TemplatesKnown issueBlockerLinux
Added: New SystemInfo.supportsStoreAndResolveAction API to check for StoreAndResolveAction store action support on a specific platform.
GraphicsAPI change
Changed: Roslyn Analyzers will be run as part of the normal compilation Step. This will also result in Analyzer errors to be treated as a compile error.
ScriptingAPI change
AnimationEvent is fired late or isn't fired at all when Animation's 'Motion Time' value is set manually (1324763)
AnimationKnown issueCaution
\[Windows 7\] "WindowsVideoMedia error 0xc00d36b4" error is thrown when loading a video with the VideoPlayer (1306350)
WindowsKnown issueCaution
Performance in Game View is significantly impacted by Gfx.WaitForPresentOnGfxThread when a second monitor is connected (1327408)
MetalKnown issueCaution
All the textures are cleared when creating Texture array (1323870)
TerrainKnown issueCaution
\[Performance Regression\] AnimationWindowState:get\_allCurves takes approximately 5000ms to load animation in the Animation window (1320250)
AnimationKnown issueCaution
The camera doesn't rotate in HDRP Template with the SimpleCameraController.cs script (1326816)
HDRPKnown issueCaution
"SharedArrayBuffer will require cross-origin isolation as of M91" warning is thrown when launching Player on Chrome (1323832)
WebGLKnown issueCaution
\[Skinning Editor\] Vertex can't be created after modifying Vertexes weight and when Sprite is from the .psb file (1322204)
2DKnown issueCaution
Linux Editor crashes at "\_XFreeX11XCBStructure" when loading tutorials (1323204)
LinuxKnown issueCaution
Contents of a ModalUtility window are invisible when it is launched from a Unity Context Menu (1313636)
IMGUIKnown issueCaution
Reflection probes doesn't contain indirect scene lighting after the on-demand GI bake from the Lighting window (1324246)
Global IlluminationKnown issueCaution
User can't easily configure location of both UPM and Asset Store package local cache (1317232)
PackmanKnown issueCaution
InputSystem's Mouse delta values do not change when the Cursor lockState is set to Locked (1248389)
LinuxKnown issueCaution
Increased Script Assembly reload time (1323490)
ScriptingKnown issueCaution
\[Performance Regression\] Importing an fbx model is noticeably slower when the model contains Animations (1265275)
Asset ImportersKnown issueCaution
Synchronous Asset Loading Does Not Correctly Load Preload Dependencies (1321141)
Asset BundlesKnown issueCaution
PackageManager.Client.SearchAll(offlineMode: true) returns an error if user offline (1319585)
PackmanKnown issueCaution
Performance bug in PreloadManager::WaitForAllOperationToComplete (1322086)
Addressable AssetsKnown issueCaution
Editor crashes on UpgradeOldShaderSyntax when shaders are being upgraded during importing process (1299790)
Shader SystemKnown issueCaution
Crashes on mono\_class\_init when entering Play Mode after recompiling scripts (1262671)
ScriptingKnown issueCaution
OpenXR + URP + UWP rendering stuck (1323833)
XRKnown issueCaution
Built player takes multiple seconds to shut down (1295072)
MonoKnown issueCaution
Wintermute::Geometry::Verify errors are spammed when baking a Mesh with Mesh Compression set to Medium/High (1319133)
Global IlluminationKnown issueCaution
Cloth is broken when parent GameObject scale is lower than 1 and Surface Penetration constraints are set 0 (1319488)
ClothKnown issueCaution
\[macOS\] "build is damaged and cannot be opened" error when downloading Unity build from internet (1323501)
MacOSKnown issueCaution
Wintermute::Geometry::Verify errors are spammed when baking a Mesh with Mesh Compression set to Medium/High (1313968)
Asset ImportersKnown issueCaution
\[PolyBrush\] Something went wrong saving brush settings Warning is thrown when Saving a Brush after opening the PolyBrush Window (1315475)
PolybrushKnown issueCaution
Mac computer running minimum macOS 10.13+ and Xcode 9.0 or higher.
iOSmacOS
Android SDK and Java Development Kit (JDK); IL2CPP scripting backend requires Android NDK.
Android
Windows 10 (64-bit), Visual Studio 2015 with C++ Tools component or later and Windows 10 SDK
Universal Windows PlatformWindows
Desktop:
System Requirements
Windows 7 SP1+, macOS 10.13+, Ubuntu 18.04+
OSWindowsmacOS
Graphics card with DX10 (shader model 4.0) capabilities.
System Requirements
SSE2 instruction set support.
CPU
iOS player requires iOS 11.0 or higher.
System RequirementsiOS
OS 4.4 or later; ARMv7 CPU with NEON support; OpenGL ES 2.0 or later.
Android
Any recent desktop version of Firefox, Chrome, Edge or Safari.
WebGL
Windows 10 and a graphics card with DX10 (shader model 4.0) capabilities
Universal Windows PlatformWindows
Exported Android Gradle projects require Android Studio 3.4 and later to build
System RequirementsAndroid
Removed redundant calls when setting shader program parameters. (1317383)
GraphicsImprovement
Removed "Preview" text from UI display element.
XRImprovement
Fixed an issue with the black Unity view that occurred after pausing the app when in-app purchase dialog is shown. (1249179)
AndroidFix
Fixed an issue where Timeline would stay stuck after going to Play Mode. (1315060)
AnimationFix
Fixed an issue that was causing External Objects to no longer be displayed when selecting a Text Asset. (1301327)
Asset ImportFix
Fixed an issue to make Assertion failed on expression: 'ins.second || ins.first->second...' more descriptive. (1274912)
Asset PipelineFix
Fixed an issue that could cause a crash when detecting circular asset references. (1249114)
EditorFix
Fixed an issue to correct keymapping on linux for quote/backquote/doublequote keycodes. (1281473)
EditorFixLinux
Fixed an issue when Window with 'hasUnsavedChanges' set to true not being saved when closed with Middle Mouse Button. (1307671)
EditorFix
Fixed LayoutGroup errors when renaming prefab after changes in isolation mode. (1291996)
EditorFix
Fixed ReorderableList array property disregarding 'includeChildren'. (1312364)
EditorFix
Fixed a deadlock when scanning for mip streaming textures associated with a renderer. (1318903)
GraphicsFixWindows
Fixed an issue that caused StencilSampling to be incorrectly reported as supported due to incorrect mappings of FormatUsage between C# and C++. (1315531)
GraphicsFix
Fixed an issue that caused VFX Assets to get tagged as dirty without touching them. (1307562)
GraphicsFix
Fixed an issue that caused VFX Assets to revert after save. (1315191)
GraphicsFix
Corrected the behavior of by-reference parameter for delegate async invocation when the by-reference parameter is after a non-by-reference parameter. (1313160)
IL2CPPFix
Fixed a crash in il2cpp::vm::LivenessState::AddProcessObject. (1315058)
IL2CPPFixServer
Fixed a possible ArgumentException when converting a call to a type that implements multiple variations of the same generic interface. (1319313)
IL2CPPFix
Fixed an exception when converting a method with a parameter that is an in generic parameter with a default value. (1313460)
IL2CPPFix
Fixed an issue that could potentially trigger an IndexOutOfRangeException with script debugging enabled. (1321876)
IL2CPPFix
Fixed a crash on CreateBGRA32TextureFromCVTextureCache when launching an app. (1298967)
iOSFix
Fixed an issue with FixedUpdate being called on startup more times than it should be, to account for Time.deltaTime on first Update. (1318647)
iOSFix
Fixed an issue with UnityWebRequest that caused freezing on background/resume when the device is offline. (1315244)
iOSFix
Added support for multiselection 'Create Variant' in Project Browser. (1313946)
PrefabsFix
Fixed an issue so that the scene is no longer dirty after dragging a Prefab into the Scene view and then undoing. (1299185)
PrefabsFix
Fixed an issue when removing components from Prefab instances and when RequireComponent is added after creating the Prefab. (1284595)
PrefabsFix
Fixed a compilation performance regression when editing scripts. (1317926)
ScriptingFix
Fixed native-to-managed callback fails with Apple Silicon. (1305211)
ScriptingFixmacOS
Fixed an issue that caused YAML parse errors if script class had field names ending with "guid". (1273539)
SerializationFix
Fixed a shader compilation regression on Win 7. (1318359)
ShadersFixWindows
Fixed an issue that caused an ellipsis to occasionally display on UI Toolkit labels. (1291452)
UI ToolkitFix
Added handling for Norwegian Bokmal and Nynorsk in SystemInfo for macOS and Linux, and to SystemInfo in Runtime/Misc used by WebGL and MetroPlayer. (1288528)
WebGLFixmacOSLinux
Updated Cinemachine package to 2.6.4.
PackageChange
Updated Oculus XR Plugin package to 1.9.0.
PackageChangeXR
Updated Timeline package to version 1.4.7.
PackageChange