Crash in Material::ClearUnusedProperties when assigning a loaded shader in OnPostprocessMaterial (1267717)
Asset ImportersKnown issueBlocker
2019.4.9f1
LTS · Released Aug 26, 2020 · Changeset 50fe8a171dd9 · 110 release notes
Crash on VertexDeclarationD3D11::GetInputLayout when importing a broken FBX file (1239074)
Asset ImportersKnown issueBlocker
Crash with various stack traces when exiting Play Mode after recompiling scripts (1238859)
MonoKnown issueBlocker
A NavMeshAgent GameObject teleports to a near NavMeshSurface when collided with a moving NavMeshObstacle (1072945)
AIKnown issueCaution
Editor crashes on MemoryManager::GetAllocator when selecting NavMeshAgent Component in the Inspector window (1257220)
AIKnown issueCaution
\[Remote Config\] package breaks on updating and throws ArgumentNull exceptions (1261652)
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
\[Asset Import\] Errors thrown on creating a project using microgame templates (1268154)
Asset Import PipelineKnown issueCaution
Unity crashes in Play Mode at FMOD\_Resampler\_Linear (928576)
AudioKnown issueCaution
\[GPU PLM\] Radeon Pro denoiser crashes the editor (1272936)
Global IlluminationKnown 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
Gfx.WaitForPresent / Gfx.WaitForPresentOnGfxThread huge spikes in Profiler when in Play Mode with vSync set to "Don't Sync" (1108469)
Graphics - LowLevelKnown 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
UnityLinker strips classes used with the SerializeReference attribute (1232785)
IL2CPPKnown issueCaution
Linux Editor returns the "O" key's KeyCode when the Space key is being pressed (1263921)
LinuxKnown issueCaution
\[Editor\] Color picker does not work (1174814)
LinuxKnown 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
Building project when two identical scenes are open crashes the editor (1266194)
Scene ManagementKnown issueCaution
\[SerializedField\] fields produce "Field is never assigned to..." warning (1080427)
ScriptingKnown issueCaution
\[SerializeReference\] Polymorphic instances are always recreated when applying _any_ inspector value change (1193322)
SerializationKnown issueCaution
\[Bug\] "min16f as def32" modifier in FXC bytecode not honored when converting to SPIR-V/ESSL (1228687)
Shader SystemKnown issueCaution
Skybox lighting is not rendered after creating gameobjects in the new scene until the lighting is rebaked (1250293)
Shadows/LightsKnown issueCaution
Fixes editor hang after getting disconnected and quickly reconnected to cache server. (1225627)
Asset PipelineServer
Renamed themes to Light and Dark now that they are available irrespective of license. (1252258)
Editor
Fixed exception being thrown when Texture Sheet Animation module is multi-editing a large list of sprites. (1222515)
Particles
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
Improved dynamic resolution performance for iOS 13, macOS 15 and tvOS 13. (1252729)
iOSImprovementmacOStvOS
Added support for returning enterprise entitlement packages from the PackageManager.Client.SearchAll() method. These packages will now show in the Package Manager UI _Unity Registry_ section when users have the entitlement to use them.
Package ManagerImprovement
Camera.main is much faster to query.
ScriptingImprovement
Increased the allowed serialization depth to allow larger, more complex data models to be serialized
SerializationImprovement
SpriteAtlasManager late binding crash (1265427)
2DFix
\[Sprite Atlas\] atlasRequested callback does not trigger after unloading and loading sprite atlas (1261547)
2DFix
Fixed an issue where OffMeshLinks didn't reconnect properly to the NavMesh after it has been carved nearby and the agent radius or step height are higher than the values with which the NavMesh has been built originally. (1249726)
AIFix
Fixed Vulkan rendering issue on some Android devices (seen as black screen or corrupted rendering in general) (1268824)
AndroidFix
Fixed a bug where the default values not set when transition to another state using animator override controller (1253379)
AnimationFix
Fixed an issue where Animator view breadcrumbs would get mixed up when navigating from a controller with more layers. (1146244)
AnimationFix
Fails an asset bundle build if the uncompressed size exceeds max uint32\_t bytes in size (4GiB). (1244085)
Asset BundlesFix
Fixing crash on shutdown, not performing AssetDatabase.Refresh during the shutdown. (1247251)
Asset PipelineFix
Fix issues involving the \[NativeDisableContainerSafetyRestriction\] attribute when applied to a container at a non-zero struct offset. (1263530)
CoreFix
Added IMGUI dependency on UGUI. (1211425)
EditorFix
Context menus that are deeper than root level are not removed. (1263906)
EditorFix
Fix Mac OpenGL editor causing a kernel panic on Intel Graphics (1232673)
EditorFixmacOS
Fix rare Editor hang on OSX when building to player. (1251001)
EditorFix
Fix the issue with Foldout click rect not aligning with the icon (1244058)
EditorFix
Fixed crash in macOS when right-clicking on tooltip or dragging and closing view (1254677)
EditorFixmacOS
Fixed Screen.resolutions returning 0 length collection in the Linux editor (1200397)
EditorFixLinux
Fixes an issue where the Grid and Snap Settings window could not be saved to the window layout (1261707)
EditorFix
fixes crash on drag and drop from a closing window (1221016)
EditorFix
Improved Mesh triangulation warnings to display the path to the asset where they originate. (1252773)
EditorFix
Fix performance regression in Progressive Lightmapper (CPU). (1206706)
GIFix
Fix Static Analysis Defect 53214 (Potentially overflowing expression in RRBakeLightProbesTechnique.cpp) (1228654)
GIFix
Fix Vulkan validation errors
GraphicsFix
Fixed missing memory barrier when image is repeatedly bound for writing between dispatch calls.
GraphicsFix
Prevent memory leak of Command Buffers on Metal devices. (1266209)
GraphicsFix
SkinnedMeshRenderer.BakeMesh now bakes cloth changes into the target Mesh (1232822)
GraphicsFix
fixed storyboards sometimes still rotating to forbidden orientations on iOS 13+ (1266961)
iOSFix
Fixed unintended storyboard rotation if device changes orientation during initial application loading. (1190428)
iOSFix
Fix for HDRP template project renders editor as a black screen when Vulkan device id 0 is an Intel GPU (1166745)
LinuxFix
Fixed Tilemap editor on OSX not responding to MouseMove events after the pointer leaves the main Unity window. (1240609)
macOSFix
Adaptive Performance - Add workaround to send temperature warning when the device starts as warm already as currently no events are sent.
MobileFix
Adaptive Performance - Automatic Performance Mode: lower CPU and GPU levels at the same time instead of one at a time to increase efficiency and higher power savings.
MobileFix
Adaptive Performance - Fixed Automatic Performance Control flag to respect the function and not be read only anymore.
MobileFix
Adaptive Performance - Thermal Mitigation Logic changes in GameSDK 3.2 and it was updated in SetFreqLevels() to react to the correct return values.
MobileFix
Don't prints message in console when user cancels "Add package from disk" dialog (1256176)
Package ManagerFix
Fixed bug causing empty package details view after removing certain packages. (1267346)
Package ManagerFix
Make the error message clearer when the UnityPackageManager program is missing (1268188)
Package ManagerFix
Ensure that multi-threaded 2D physics solver handles contact response the same as the non-multi-threaded one. Fix bug where contact masses were different. (1267509)
PhysicsFix
Fixed an issue where a Cloth components external acceleration would be applied in local space instead of world space (1221805)
PhysicsFix
Fixed an issue where a Cloth components penetration constraint's would be influenced by the Transforms scale, resulting in incorrect behavior (1215212)
PhysicsFix
Fixed an issue where adding Colliders via the inspector to a Cloth component would not register when done in Play Mode (1260337)
PhysicsFix
Fixed an issue where providing a null mesh to a previously authored Cloth component, would not clear the constraints causing the inspector to throw (1217772)
PhysicsFix
Fixed Cloth components Reset functionality to properly reset all data, including colliders, virtual particle weights and self-inter collision indices (1263702)
PhysicsFix
Fixed an issue with the memory profilers type metadata where some fields would be skipped due to types failing to be reported (1266540)
ProfilerFix
Optimized frame stats calculation when selecting a sample in Profiler Window. (967289)
ProfilerFix
Include Defines in Response Files(csc.rsp) for Define Constraints (1207413)
ScriptingFix
ReinterpretLoad and ReinterpretStore on NativeArrays with more than 2^31-1 entries would not behave correctly.
ScriptingFix
Fix data loss that could occur when serializing string arrays where elements started with the character ':' (1261524)
SerializationFix
Restore arrays from null serialized properties backport (1249099)
SerializationFix
Crashes on scripting\_object\_get\_class when Timeline plays and script is reloaded (1164185)
TimelineFix
Fix canvas drawing multiple times per frame when OnDemandRendering.renderFrameInterval is more than 1. (1214921)
UIFix
Fix TouchScreenKeyboard not setting Text on HoloLens2 (1246744)
Universal Windows PlatformFixWindows
Fixed incorrect warning saying that BC7 texture format is not supported on UWP when in fact it is. (1264626)
Universal Windows PlatformFixWindows
Fixed Unity crashing after initializing it second time if splashscreen is enabled. (1231532)
Universal Windows PlatformFixWindows
Fixed merge with negative Class and File IDs case (1258865)
Version ControlFix
Fix "Constant Physical Size" UI scale mode on WebGL. (1221561)
WebGLFix
Fix HID devices for NewInput failing to initialize in x86 builds (1188222)
WindowsFix
Fix for crash when using empty string (1225985)
XRFix
Adaptive Performance - Automatic Performance Control does not lower CPU lower than 1 on GameSDK 3.2 workaround.
MobileChange
Adaptive Performance - Automatic Performance Mode: gpuFactor increased from 0.72 to 0.92 to increase effeciency.
MobileChange
Adaptive Performance - Automatic Performance Mode: gpuUtilizationThreshold increased from 0.7 to 0.9 to increase effeciency.
MobileChange
Adaptive Performance - Automatic Performance Mode: Increase GPU Active time Ratio.
MobileChange
Adaptive Performance - Changed Documentation to make clear that changing CPU and GPU levels is risky and the Automatic Performance Mode should be used instead.
MobileChange
Adaptive Performance - Exchanged GameSDK wrapper with updated version removing GameSDK 3.1 support.
MobileChange
Updated Timeline package to version 1.2.16
TimelineChange
Updated Windows Mixed Reality verified package to version 2.3.0.
XRChangeWindows