### Known Issues in 2019.2.12f1

*   Asset Importers: Crash on Marshalling::OutMarshaller when TextureImporter.ReadTextureSettings argument is null ([1187147](https://issuetracker.unity3d.com/issues/crash-on-marshalling-outmarshaller-when-textureimporter-dot-readtexturesettings-argument-is-null))
    
*   Graphics - General: Project crashes on opening in ShaderLab::IntShader::PostLoad(Shader\*) ([1184997](https://issuetracker.unity3d.com/issues/project-crashes-on-opening-in-shaderlab-intshader-postload-shader-star))
    
*   IMGUI: Overridden OnInspectorGUI method is not called when using \[CustomEditor(typeof(DefaultAsset))\] ([1175246](https://issuetracker.unity3d.com/issues/overridden-oninspectorgui-method-is-not-called-when-using-customeditor-typeof-defaultasset))
    
*   Input: \[Windows\] IMGUI input doesn't work in builds when using preview InputSystem package ([1183394](https://issuetracker.unity3d.com/issues/imgui-input-doesnt-work-in-builds-when-using-preview-inputsystem-package))
    
*   Mobile: Player Settings window becomes blank and starts spitting errors after going to Android Settings > Icon ([1177292](https://issuetracker.unity3d.com/issues/player-settings-window-becomes-blank-and-starts-spitting-errors-after-going-to-android-settings-icon))
    
*   Mono: Editor crashes at RtlEnterCriticalSection when the assembly is reloaded ([1194176](https://issuetracker.unity3d.com/issues/editor-crashes-at-rtlentercriticalsection-when-the-assembly-is-reloaded))
    
*   Physics: Crash in physics PhysicsManager::Simulate ([1122684](https://issuetracker.unity3d.com/issues/crash-in-physics-physicsmanager-simulate))
    
*   Physics: Crash on block\_remove when changing mesh to Plane in Skinned Mesh Renderer while cloth component attached ([1162918](https://issuetracker.unity3d.com/issues/crash-on-block-remove-when-changing-mesh-to-plane-in-skinned-mesh-renderer-while-cloth-component-attached))
    
*   Profiling: "Other" category is not shown in the player Profiler graph if a sample is not selected ([1165477](https://issuetracker.unity3d.com/issues/other-category-is-not-shown-in-the-player-profiler-graph-if-a-sample-is-not-selected))
    
*   Scene Management: Duplicated child nested prefab is not created in the same position ([1157320](https://issuetracker.unity3d.com/issues/duplicated-child-nested-prefab-is-not-created-in-the-same-position))
    
*   Scripting: \[Templates\] Clamp BlendShapes are set to true by default when creating new projects ([1148638](https://issuetracker.unity3d.com/issues/templates-clamp-blendshapes-are-set-to-true-by-default-when-creating-new-projects))
    
*   Shuriken: Semaphore.WaitForSignal causes a slow editor when entering Play mode ([1178300](https://issuetracker.unity3d.com/issues/semaphore-dot-waitforsignal-causes-a-slow-editor-when-entering-play-mode))
    

### 2019.2.12f1 Release Notes

#### System Requirements Changes

Nothing changed.

#### Fixes

*   Android: Fixed an application crash when an application is installed on SD card, and was built using app bundles. Also gradle.properties will now contain a new entry 'android.bundle.enableUncompressedNativeLibs=false'. ([1181365](https://issuetracker.unity3d.com/issues/android-crash-in-java-dot-lang-dot-unsatisfiedlinkerror-when-application-location-is-changed-to-sd-card-on-android-device), 1186614)
    
*   Animation: Fixed a crash when reloading an animation controller from an asset bundle that references audio mixer groups. ([1157753](https://issuetracker.unity3d.com/issues/crash-on-animationblendtreeplayable-propagatestatemachineinfotochildclips-when-loading-a-scene-for-a-second-time), 1193715)
    
*   Asset Importers: Fixed an issue where animations from .blend files are not imported properly. ([1117999](https://issuetracker.unity3d.com/issues/import-errors-when-converting-from-blend-to-fbx), 1173914)
    
*   Audio: Fixed a contention issue in the job system which could cause stalls. (1190586)
    
*   Audio: Fixed an issue with resuming an audio source from pause when the source previously had a scheduled end time set. ([1151637](https://issuetracker.unity3d.com/issues/scheduled-audiosource-stops-playing-after-resuming-from-a-pause-when-its-setscheduledendtime-is-set-to-some-value), 1193713)
    
*   Audio: Fixed and issue with mixing when an audio mixer playable is set as the source for an audio playable output without specifying a traversal port. ([1179486](https://issuetracker.unity3d.com/issues/playables-api-audiomixerplayable-plays-only-the-clip-from-first-input-when-crossfading-at-least-two-clips), 1193714)
    
*   Editor: Fixed a crash when entering play mode after previewing a timeline with an audio track. ([1162906](https://issuetracker.unity3d.com/issues/crash-on-audiomanager-fixedupdate-when-starting-play-mode-after-previewing-an-audio-track-in-the-timeline), 1193716)
    
*   Editor: Fixed a crash when importing videos on a machine with more than 16 cores.
    
*   Editor: Fixed a NullReferenceException caused by null Editor shader after a domain reload. ([1183719](https://issuetracker.unity3d.com/issues/windowmanagement-nullreferenceexception-is-thrown-on-changing-scale-factor-of-the-screen-from-windows-display-settings), 1194783)
    
*   GI: Realtime GI is turned off on the 3D template Sample Scene.
    
*   Graphics: Fixed an issue where Compiling would get stuck with LWRP. (1189637)
    
*   IMGUI: Fixed the Inspector issue, so that it now displays the active game object information after applying changes to sprite entity. ([1186194](https://issuetracker.unity3d.com/issues/imgui-inspector-doesnt-reflect-the-information-of-selected-gameobject-in-hierarchy-after-applying-changes-to-sprite), 1191648)
    
*   iOS: Automatically Sign setting in Editor and Xcode project is now in Sync, and the default Automatically Sign setting in Editor is now set to False. ([1170274](https://issuetracker.unity3d.com/issues/ios-automatically-sign-setting-enabled-by-default-in-editor-appears-disabled-in-xcode-in-case-of-batch-build), 1179564)
    
*   iOS: Fixed an issue where the keyboard could not be dismissed and keyboard input stopped after device sleep. ([1187333](https://issuetracker.unity3d.com/issues/ios-13-if-the-keyboard-is-brought-up-and-the-device-goes-to-sleep-after-waking-the-device-the-keyboard-cannot-be-dismissed), 1190318)
    
*   Particles: Fixed internal engine bug causing an error message "In order to call GetTransformInfoExpectUpToDate, RendererUpdateManager.UpdateAll must be called first." ([1191755](https://issuetracker.unity3d.com/issues/lwrp-gettransforminfoexpectuptodate-rendererupdatemanager-dot-updateall-race-condition-error-message), 1193544)
    
*   Timeline: Fixed an issue when Timeline Window does not detect selected Timeline asset when double-clicking the asset. ([1182159](https://issuetracker.unity3d.com/issues/timeline-window-does-not-detect-selected-timeline-asset-when-double-clicking-the-asset), 1187216)
    
*   Timeline: Fixed an issue where Animation Events were fired twice when the Playable Director Wrap mode is set to Loop. ([1173281](https://issuetracker.unity3d.com/issues/animation-event-in-timeline-triggers-twice), 1185451)
    
*   Timeline: Repaint is called every frame when Timeline window is opened and a Playable Director is added to a GameObject ([1172707](https://issuetracker.unity3d.com/issues/panelupdate-is-called-every-frame-when-timeline-is-opened-and-playable-director-with-an-empty-playable-field-is-selected), 1181762)
    
*   Windows: Fixed a startup crash on machines running Windows 7 without Platform Update installed. ([1191741](https://issuetracker.unity3d.com/issues/windows-player-crashes-on-windows-7-without-platform-update), 1191775)
    
*   XR: Fixed an issue where xr sdk would not launch "pre-awake" in editor. (1190255, 1193915)
    

#### System Requirements

##### For development

**OS**: Windows 7 SP1+, 8, 10, 64-bit versions only; macOS 10.12+. (Server versions of Windows & OS X are not tested.)

**CPU**: SSE2 instruction set support.

**GPU**: Graphics card with DX10 (shader model 4.0) capabilities.

The rest mostly depends on the complexity of your projects.

###### Additional platform development requirements:

*   iOS: Mac computer running minimum macOS 10.12.6 and Xcode 9.4 or higher.
    
*   Android: Android SDK and Java Development Kit (JDK); IL2CPP scripting backend requires Android NDK.
    
*   Universal Windows Platform: Windows 10 (64-bit), Visual Studio 2015 with C++ Tools component or later and Windows 10 SDK
    

##### For running Unity games

Generally content developed with Unity can run pretty much everywhere. How well it runs is dependent on the complexity of your project. More detailed requirements:

*   Desktop:
    
    *   OS: Windows 7 SP1+, macOS 10.12+, Ubuntu 12.04+, SteamOS+
    *   Graphics card with DX10 (shader model 4.0) capabilities.
    *   CPU: SSE2 instruction set support.
*   iOS player requires iOS 9.0 or higher.
    
*   Android: OS 4.1 or later; ARMv7 CPU with NEON support or Atom CPU; OpenGL ES 2.0 or later.
    
*   WebGL: Any recent desktop version of Firefox, Chrome, Edge or Safari.
    
*   Universal Windows Platform: Windows 10 and a graphics card with DX10 (shader model 4.0) capabilities