Crash on \_\_pthread\_kill when trying to open SteamVR Input window (1211288)
IMGUIKnown issueBlocker
2019.4.5f1
LTS · Released Jul 23, 2020 · Changeset 81610f64359c · 71 release notes
Crash on mono\_method\_signature\_checked when selecting a Context Menu option that has been removed from code (1263906)
Inspector FrameworkKnown issueBlocker
Editor crashes on MemoryManager::GetAllocator when selecting NavMeshAgent Component in the Inspector window (1257220)
AIKnown issueCaution
\[Performance Regression\] AssetBundleLoadAllAssets - Load\_Prefabs\_AllAssets is significantly slower than 18.4 (1203512)
Asset BundlesKnown issueCaution
\[Performance Regression\] AssetBundleLoadSingleAssets : LoadAsync\_Prefabs\_SingleAssets is significantly slower than 18.4 (1203511)
Asset BundlesKnown issueCaution
\[AssetDatabase2\] Editor encounters an endless recursion when importing a Prefab from a Unity Package file (1260657)
Asset Import PipelineKnown issueCaution
Models change their position in scene when upgrading project (1261935)
Asset ImportersKnown issueCaution
\[URP\] Transparencies are ignored because URP uses \_BaseMap as main texture identifier (1246262)
Global IlluminationKnown issueCaution
\[macOS\] BugReporter doesn't get invoked when the project crashes (1219458)
Global IlluminationKnown issueCautionmacOS
gi::InitializeManagers() takes 0.6s during Editor startup (1162775)
Global IlluminationKnown issueCaution
Disabling and re-enabling IAP in services window throws multiple errors about failing to find assemblies (1193774)
IAPKnown issueCaution
Unity purchasing gives error on project upgrade due to failing to find UnityEngine.UI assembly (1193773)
IAPKnown issueCaution
\[Mac\] Many artifacts can be seen in Scene View when Scene Light is enabled and HDR is on with Metal API and Mac OS X 10.15.4 (1240265)
MacOSKnown issueCaution
Asset Store 'Complete Projects' overwriting Project Settings with no warning (1255256)
PackmanKnown issueCaution
Editor crashes on PhysicsContacts2D::EndContact when exiting Play mode after Assertion failed on expression: GetShape() == NULL (1262936)
Physics2DKnown issueCaution
\[SerializeReference\] Polymorphic instances are always recreated when applying _any_ inspector value change (1193322)
ScriptingKnown issueCaution
\[SerializedField\] fields produce "Field is never assigned to..." warning (1080427)
ScriptingKnown issueCaution
Skybox lighting is not rendered after creating gameobjects in the new scene until the lighting is rebaked (1250293)
Shadows/LightsKnown issueCaution
ReloadAssembly -> EndReloadAssembly processing freezes Editor for minutes (1253165)
Window ManagementKnown issueCaution
Cannot activate license within a docker container (1193364)
WindowsKnown issueCaution
Fixed an issue that could cause the Editor to crash when selecting batch thumbnails in the UI Details Profiler module. (1241230)
Profiler
Fixed engine code stripping bug when a user assembly was named InputModule.dll or matched any of the other engine module names. (1249190)
Scripting
Mac computer running minimum macOS 10.12.6 and Xcode 9.4 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 10.12+, Ubuntu 16.04+
OSWindowsmacOS
Graphics card with DX10 (shader model 4.0) capabilities.
System Requirements
SSE2 instruction set support.
CPU
iOS player requires iOS 10.0 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
Update SortingGroup when a new Sorting Layer is added between existing Sorting Layers. (1251717)
2DFix
Fixed failing texture compression in Linux Editor. (1222219)
AndroidFixLinux
Fixed animation does not play correctly when Optimized Game Object functionality is used. (1185568)
AnimationFix
Fixed for infinite loop when importing a project with files that have same name, different casing, and are in the same folder. (1194431)
Asset PipelineFixLinux
Native plugins are imported together with scripts. (1249129)
Asset PipelineFix
Fixed editor performance regression due to too many GetTreeViewFolderSelection calls. (1244193)
EditorFix
Fixed rendering getting stuck with the async compilation replacement material on certain corner cases. (1227510)
EditorFix
The Unity editor now and related tools now make use of logical processors beyond CPU group 0. To be impacted, you must be using a machine with at least 32 total cores. (1238290)
EditorFix
Fixed occasional "Invalid memory pointer" error when a GPU instanced mesh particle system is visible. (1256196)
GraphicsFix
Corrected Array.CreateInstance(Type, int\[\], int\[\]) to create an SZ\_ARRAY when passed rank of {1} and lower bounds of {0}. (1217556)
IL2CPPFix
Correctly convert delegates that have reference return types. (1247218)
IL2CPPFix
Fixed ArgumentException thrown in Socket constructor when using Windows SDK 10.0.19041.0. (1251011)
IL2CPPFixWindows
Fixed ARM64 release build failure that could occur in some circumstances. (1251628)
IL2CPPFixAndroid
Fixed GC performance regression on Android and Linux.
IL2CPPFixAndroidLinux
Fixed managed stacktrace resolving on old Android devices (5.0 and lower), previously stacktrace resolving would fail and would show zero frames, now it should show proper managed stacktrace. (1242285)
IL2CPPFixAndroid
Fixed an issue where UGUI Components receive MouseOver events when the Player is in Windowed Mode, focused and the mouse is outside the window. (1250718)
IMGUIFix
Fixed occasional crash on exit coming from iOS calling \[UIViewController prefersHomeIndicatorAutoHidden\] or \[UIViewController preferredScreenEdgesDeferringSystemGestures\] after unity have been killed.
iOSFix
Fixed occasional crash on exit pointing to ViewInfo\_OnDisplayCutoutsChanged. (1252463)
iOSFix
On iOS13 it is now possible to customize launchscreen viewcontroller, so it will adhere to unity settings for statusbar appearance and enabled orientations. (1253671)
iOSFix
Fixed 109 error message appearing on mobile. (1245254)
MobileFixAndroid
Fixed NetworkTransport.LoadEncryptionLibrary to accept paths with non-ASCII characters on Windows. (1258981)
MultiplayerFixWindows
Fixed an issue preventing player builds to succeed when burst compilation is disabled.
Package ManagerFix
Fixed compatibility issues between burst and older linux distros.
Package ManagerFixLinux
Fixed an issue where the 2D Capsule in a CapsuleCast query using Horizontal capsule alignment did not correctly size the capsule. (1256510)
PhysicsFix
Fixed an issue with cloth not updating its skinned mesh properly on the first frame it becomes visible. (1254174)
PhysicsFix
Fixed an issue with cloth where having all particles pinned would cause the the bounds of its related SkinnedMeshRenderer to get corrupted. (1224213)
PhysicsFix
Fixed an issue with Cloth.SetSelfAndInterCollisionIndices where setting a 0 length List would cause cloth to not clear it's internal array of indices. (1153027)
PhysicsFix
Fixed 'Cannot edit components on prefab' popup appears multiple times when multiple prefabs are selected and moving component. (1235092)
PrefabsFix
Fixed Constraint Setting foldout gets closed automatically while editing properties under Scale Constraint on a Prefab Asset. (1255013)
PrefabsFix
Fixed that creating a Scene Asset fires EditorSceneManager.sceneSaving callback with an invalid Scene struct. (1248706)
SceneManagerFix
Fixed a deadlock on domain unload when a Burst job is calling back to managed via function pointers. (1258823)
ScriptingFix
Fixed an issue which was causing Shaders build on newer versions of Unity not to load on an older version within the same Minor Version patch set. (1252232)
ShadersFix
Inline style getter return the correct unit. (1258959)
UI ElementsFix
Add more details to error message when Hololens remoting fails to load the dll. (1161718)
XRFix
Fixed assert due to invalid camera pose on first frame of Hololens remoting connect. (1243433)
XRFix
Fixed issue with package list requests causing delays and error reports in console. (1253547)
XRFix
Output of Debug.Log is temporarily disabled when used in Burst Function Pointers/Jobs to avoid a deadlock on a domain reload. A fix for the Unity editor is being developed.
Package ManagerChange