is an early preview of the upcoming 4.6 release. release contains numerous new features, improvements, and bug fixes. preview also contains some known bugs which are actively being worked on before the final 4.6 release. We encourage users to check out the preview to try the new features and inform us of any issues which we may not have caught, but we also strongly recommend not updating projects for active development until the final release.
If you discover any additional issues with Preview release, please report the or on the Unreal Engine AnswerHub.
**Major New Features:
**
- Static Lighting on Instanced Static Meshes (including Foliage)
- Improvements to the GitHub branch distribution process
- UObject Improvements
- Landscape Split Out
- Humanoid Rig
- Support for Multi-Montages
- Root Motion from Everything
- Cast Unification
- Precomputed Direct Lighting from Emissive Materials
- Multiple Material Improvements
- Improvements to Montage Editing in Persona
- Keyboard and Controller input and focus unified. Controller Navigation added
- Initial support for composite fonts for Slate, UMG, and Canvas
- Cook in Editor
- Network record/replay system
- Upgraded engine to use Oculus VR 0.4.3 SDK / Runtimes
- Online sessions exposed to Blueprints
- Web Browser Support
- New Blueprint Menu System
Full details and additional information will be made available in the final 4.6 release notes.
Major known issues in Preview release:
- UE-3102 - Setting lightmaps to generate based of any source greater than zero will crash
- UE-3187 - ShooterGame Client crashes when using ServerTravel command
- UE-3494 - Elevators and lifts are not replicating correctly when playing in PIE on a dedicated server
- UE-3749 - There are visible holes between landscape components
- UE-4728 - Lighting needs to be rebuilt in LandscapeMountains
- UE-4777 - SwingNinja crashes on Android when swinging
- UE-4815 - Stylized lighting needs to be rebuilt
- UE-4867 - Unable to launch onto any device from using the Launch On button in the editor
- UE-4924 - CrashReportClient locks up on Mac
- UE-4944 - Packaged Win32 Shootergame crashes in OpenGL
- UE-4949 - Linux binaries in 4.6 branch/ are compiled with wrong settings
- UE-5032 - Blueprint search bar doesn’t have focus in Mac
- UE-5108 - StrategyGame fails to launch on or package
- UE-5119 - P.I.E error with the BP_Security_Screen_Button Blueprint in BlueprintOffice
- UE-5228 - ShooterGame character goes into T-pose during reload
- UE-5310 - Content projects fail to launch on XboxOne
- UE-5346 - Crash opening editor on Linux machine assertion failed
- UE-5351 - Callstacks are no longer printing out due to EngineCrashHandler usage
- UE-5368 - iOS Mobile Provisioning: import key pair dialog opens behind editor
- UE-5373 - Crash occurs when attempting to build lighting (GitHub branch)
- UE-5375 - HTML5 in GitHub for 4.6 launch on fails and gives Invalid Arguments error
- UE-5382 - StrategyGame freezes after difficulty selection menu on the iPhone 4_1605
- UE-5394 - Black artifacts in Sun Temple on Nexus 5
- UE-5440 - C++ Event Dispatchers target pin cannot be set to actor references
- UE-5470 - Collision channels that are referenced in blueprints no longer reference the correct entry
- UE-5519 - Crash when using the Landscape Erosion tool
GitHub:
The GitHub distribution process has changed. Please view the Readme for additional information (you must be logged into your active GitHub account).