UPDATE!
We have just released Preview 4 for 4.22! Thank you for your continued help in testing the 4.22 build before its official release. As a reminder, the Preview builds are for** testing only**, and should not be used for the active development of your project.
For a list of known issues affecting this latest preview, please follow the links provided on the first post in this thread.
Fixed in Preview 4
Fixed! UE-70786 Crash using Facial Animation Importer referencing CurveTable.cpp:543 Anim UEENGQA-24195, regression
Fixed! UE-67687 Anim graph nodes are not properly named in the Asset Override Editor Anim regression
Fixed! UE-67791 Crash attempting to reorder a Preview Mesh Collection array within the Animation Editor - Assertion failed: IsValid() in SharedPointer.h at Line 849 Anim crash
Fixed! UE-68762 Convert CharacterBP to Spawnable in Sequencer cause crash Anim - Animation
Fixed! UE-69655 Crash undoing the renaming of an Animation Curve that had been deleted - Assertion failed: (Index >= 0) & (Index < ArrayNum) in Array.h Line 611 Anim - Animation crash
Fixed! UE-68490 Retargeting an Animation to a Skeleton with a Virtual Bone causes the Engine to crash Anim - Animation crash, liveissue
Fixed! UE-69896 Infinitely waiting for Audio Thread - Log spam when launching QAGame in Standalone Game Audio -game, Audio, Device, LogSpam, Standalone, UEENGQA-24211
Fixed! UE-69577 Audio cuts out and desyncs during garbage collection Audio
Fixed! UE-66165 CRASH: AUDIO: Client will crash when hitting Play when using Steam Audio in Spatial Audio Temple Audio Audio
Fixed! UE-60718 GitHub 4806 : Fixed bug where ImageComparer was comparing ImageA pixel value agains? Automation GitHub
Fixed! UE-68680 AXF material import diffuse and roughness are wrong on interior fabric Datasmith
Fixed! UE-70173 Mesh Editing window is named Secondary Toolbar when closed and reopened Datasmith
Fixed! UE-70181 Ensure after deleting Actor from “Re-Spawn Deleted Actor” with the original actor still in the scene Datasmith - 3dsMax Datasmith, Enterprise, Reimport, UEENGQA-24223
Fixed! UE-70805 Crash importing JT file Datasmith - CAD
Fixed! UE-69406 Actors from CAD import lose their StaticMesh on reload after reimport Datasmith - CAD Regression
Fixed! UE-66896 Reimport LOD on reimported Datasmith Mesh adds extra Material slots Datasmith - CAD
Fixed! UE-66373 Surface orientation in UE does not match the one in Rhino Datasmith - CAD
Fixed! UE-70712 Static meshes imported with Datasmith have their Collision Complexity set to ‘Use simple collision as complex’ Datasmith - Core Lib Regression
Fixed! UE-70039 Crash create new level after converting a DatasmithSceneActor to Blueprint Datasmith - Core Lib Crash
Fixed! UE-70036 Exported LOD with Datasmith SDK gives strange result at import Datasmith - Core Lib Regression
Fixed! UE-69645 Datasmith - Deleted meshes (from exported file) are not removed from Level on reimport Datasmith - Core Lib Regression
Fixed! UE-70437 Crash reimport twice a Datasmith asset - UE4Editor_DatasmithImporter!UDatasmithImportFactory::PreReimportStaticMesh() [enterprise\plugins\editor\datasmithimporter\source\datasmithimporter\private\datasmithimportfactory.cpp:607] Datasmith - Core Lib Crash, Regression
Fixed! UE-69048 AxF textures are too desaturated and a bit darker Datasmith - MDL
Fixed! UE-68436 Some MDL materials are incorrect with the procedural approach Datasmith - MDL
Fixed! UE-70609 DeltaGen and VRED importers Visibility Variants does not work Datasmith - Deltagen, Datasmith - VRed
Fixed! UE-70509 RPCUtility cannot be built in 4.22 DevTools NeedsTest, licensee, liveissue
Fixed! UE-70924 UnrealLightmass and ShaderCompileWorker fail to build - AgentInterface.pdb doesn’t exist DevTools BlocksTesting, Regression, ReleaseBlocker
Fixed! UE-70837 Opening the Samples/Sandbox/UniqueBuildEnvironment Editor creates a Samples/Sandbox/Engine/DerivedDataCache folder DevTools
Fixed! UE-70824 Warning toast in UniqueBuildEnvironment “Project names must not be longer than 20 characters” DevTools
Fixed! UE-70825 Packaged UniqueBuildEnvironment project fails to open descriptor file UniqueBuildEnvironmentGame.uproject DevTools
Fixed! UE-70911 Unable to build lighting from editor with unique build environment DevTools
Fixed! UE-70785 Lots of functionality broken when building editor with a unique build environment DevTools
Fixed! UE-70647 Variant Manager - variant blueprint event are fired even when not playing Enterprise copytorelease
Fixed! UE-70085 White Frame on image plates on shot boundaries in Simple Composure sample Enterprise
Fixed! UE-69016 Crash deleting level when asset folder was renamed (UE4Editor_Core!FDebug::CheckVerifyFailedImpl()) Enterprise Crash
Fixed! UE-68600 Lights radius and intensity wrong after glTF import Enterprise
Fixed! UE-70263 VirtualProduction Root Actor doesn’t return correct target camera Enterprise
Fixed! UE-69555 Datasmith - Instances from ForestPack does not show in the viewport after import Datasmith - Core Lib, Enterprise Regression
Fixed! UE-67431 MeshEditing - Crash editing a LOD after deleting polygons on another LOD - Assertion failed: (Index >= 0) & (Index < ArrayNum) Enterprise Crash
Fixed! UE-70072 User Defined Struct causing crash due to accessing freed memory when using Stompmalloc Gameplay NeedsTest, crash, licensee, liveissue
Fixed! UE-70467 Child Actors are not replicated to clients when the parent blueprint is nativized Gameplay BP_ChildActorComponent, BP_Nativization, NeedsTest, liveissue, regression
Fixed! UE-69972 GitHub 5546 : UE-69951: World nullptr check in CheckForErrors Gameplay GitHub
Fixed! UE-69834 [CrashReport] UE4Editor-Kismet!FindFieldChecked<UProperty>(UStruct const *,FName) [UnrealType.h:4718] Gameplay TopCrash, VerifyAfterRelease, crash, liveissue
Fixed! UE-70642 Compile error when Blueprint Interface returns a map type variable Gameplay - Blueprint BP_Interface, NeedsTest, liveissue
Fixed! UE-69951 WorldSettings Blueprint crashes editor when saved/compiled Gameplay - Blueprint crash, licensee, liveissue
Fixed! UE-70486 UE4Editor-CoreUObject!FUObjectSerializeContext::PRIVATE_PatchNewObjectIntoExport Gameplay - Blueprint TopCrash, VerifyAfterRelease, crash, liveissue, preview
Fixed! UE-70471 Crash when changing the variable type of a variable used in a blutility function Gameplay - Blueprint BP_Blutility, Crash, NeedsTest, licensee, liveissue
Fixed! UE-70513 [CrashReport] UE4Editor-CoreUObject!FLinkerLoad::PRIVATE_PatchNewObjectIntoExport(UObject *,UObject *) [LinkerLoad.cpp:557] Gameplay - Blueprint Compiler TopCrash, crash, liveissue, preview
Fixed! UE-70663 WebM movie streamer crashes when playing 2 or more startup movies Media Framework Linux_game
Fixed! UE-70649 Deprecate Google+ APIs Online - OSS
Fixed! UE-63925 Move Vivox/VoiceChatFeature to engine plugin Online - Voice TechDebt, voice
Fixed! UE-70534 [TM-RectLights] Stationary Lights cast no shadows Platform - Console Regression, UEENGQA-24208
Fixed! UE-70759 Using multiple scene render targets of differing dimensions in a frame causes issues Platform - Console
Fixed! UE-70622 MachineId field in Linux crash reports can be empty or incorrect Platform - Linux Linux_server
Fixed! UE-69259 Engine can crash on Linux due to clock going backward Platform - Linux Linux_server, PostFC
Fixed! UE-70164 Ensure when closing the editor after selecting ‘Don’t Save’, Lhs.CurrentNum == Lhs.InitialNum Platform - Mac Ensure, UEENGQA-24223
Fixed! UE-51711 [CrashReport] Mac crash - UE4Editor-Slate.dylib!PrepassWindowAndChildren(TSharedRef<SWindow, (ESPMode)0>) Platform - Mac Crash, TopCrash, VerifyAfterRelease, liveissue
Fixed! UE-70482 Startup Movies in Mac packages attempt to load video with incorrect video player plugin Platform - Mac StartupMovie
Fixed! UE-70666 Vulkan crash on Samsung Note9 Adreno Platform - Mobile
Fixed! UE-70664 Post process Global Illumination doesn’t work on mobile preview, device. Platform - Mobile Mobile, PostProcess
Fixed! UE-70653 Editor hangs for a few seconds when entering iOS commands in device output log Platform - Mobile
Fixed! UE-70592 GitHub 5577 : UE-70558: Enable small icons for Preview modes Platform - Mobile GitHub
Fixed! UE-70558 Preview Mode Button Does Not Have an Icon When Small Toolbar Icons is Enabled Platform - Mobile NeedsTest, liveissue, preview
Fixed! UE-70475 Packaging for tvOS from Windows fails with rsync error unless iOS is packaged first Platform - Mobile BlocksTesting, Regression, UEENGQA-24204
Fixed! UE-70452 Windows to iOS fails to launch-on due DeploymentServerLauncher.exe missing from DotNET iOS Binaries Platform - Mobile BlocksTesting, Regression
Fixed! UE-70447 Sun is rendering as a black dot when behind a wall in TM-ShaderModels Platform - Mobile UEENGQA-24216, compat
Fixed! UE-70394 Nearest Filtering on Vulkan doesn’t work on some kinds of Android Devices Platform - Mobile
Fixed! UE-70234 Error: Failed to connect to deployment server at 127.0.0.1:41000 - DeploymentServer not running Platform - Mobile Regression
Fixed! UE-69985 Black screen on mobile at start app when not using startup movie or preload screen Platform - Mobile licensee
Fixed! UE-62851 Remote Build pre-check error does not appear when missing required arguments Platform - Mobile
Fixed! UE-69428 Device Output Log should no longer be experimental Platform - Mobile
Fixed! UE-70045 GPU Particles do not render on Magic Leap Platform - Mobile, Virtual Reality
Fixed! UE-70748 [CrashReport] UE4Editor-Renderer!AddPrimitiveToUpdateGPU(FScene &,int) [GPUScene.cpp:365] Rendering TopCrash, VerifyAfterRelease, crash, liveissue, preview
Fixed! UE-70703 Crash opening ArchVis sample: EXCEPTION_ACCESS_VIOLATION writing address 0x00000048 Rendering Crash, Regression
Fixed! UE-70874 [CrashReport] UE4Editor-Renderer!TBitArray<FDefaultBitArrayAllocator>::Realloc(int) [BitArray.h:904] - Out of Memory Rendering Preview, TopCrash, crash, liveissue
Fixed! UE-70569 Crash When Changing to Landscape Paint Tool With a Material Function for the World Position Offset of the Landscape Material Rendering crash, liveissue, preview, regression
Fixed! UE-70552 White screen displays when transitioning between Backplate Textures during PIE of Simple Composure Rendering Regression, SimpleComposure, UEENGQA-24208
Fixed! UE-70525 [CrashReport] UE4Editor-Engine!FMaterial::GetShader(FMeshMaterialShaderType *,FVertexFactoryType *,bool) [MaterialShared.cpp:1886] - GetVelocityPassShaders Rendering TopCrash, crash, liveissue, preview
Fixed! UE-70118 PixelData->IsDataWellFormed crash when rendering a movie sequence with Vulkan in HDR Rendering Crash
Fixed! UE-70126 Movies rendered with vulkan are corrupted Rendering, Sequencer Regression
Fixed! UE-66964 Raytraced Distance Field Direct Shadows are Flickering when running with Vulkan Rendering Regression, UEENGQA-23391, Vulkan
Fixed! UE-66948 Flickering shadows in Vulkan Rendering Regression, UEENGQA-23391
Fixed! UE-70409 Investigate Render Target performance differences in dev-rendering vs 4.21 Rendering
Fixed! UE-70492 Cooked content results in crash on launch of QAGame.exe Rendering Crash, LiveCrash, Regression, TopCrash, preview
Fixed! UE-69546 Attempting to add a Cooked Material to the Viewport crashes with Assertion failed: SerializeNum >=0 in Array.h Rendering crash, regression
Fixed! UE-70720 Crash When Building Lighting for a Level with Previously Purged Lightmaps Rendering crash, liveissue, preview, regression
Fixed! UE-70526 [CrashReport] UE4Editor-Renderer!FDeferredShadingSceneRenderer::RayTraceTranslucencyView(FRDGBuilder &,FViewInfo const &,FRDGTexture const * *,FRDGTexture const * *,int,int,float) [RayTracingTranslucency.cpp:424] Rendering - Ray Tracing TopCrash, crash, liveissue, preview
Fixed! UE-70033 PSO Crash using LightPropogationVolumes in Dx12 Rendering - RHI Assert, Crash
Fixed! UE-70147 [CrashReporter] UE4Editor-D3D12RHI!CreatePipelineStateFromStream(ID3D12PipelineState * &,ID3D12Device2 *,D3D12_PIPELINE_STATE_STREAM_DESC const *,ID3D12PipelineLibrary1 *,wchar_t const *) Rendering - RHI Preview, TopCrash, crash, liveissue
Fixed! UE-70722 Add recording frame rate setting Sequencer
Fixed! UE-70598 Geometry cache not playing back after converting to a spawnable Sequencer copytorelease
Fixed! UE-70562 Crash after deleting Editor Utility Widget and accessing it from Window menu Tools liveissue
Fixed! UE-70108 Unhandled exception in FOpenColorIOEditorModule during editor shutdown when cooking Tools Crash, TopCrash, UEENGQA-24201, liveissue, preview
Fixed! UE-69808 Unable to select your own session after opening Session Frontend Tools
Fixed! UE-70700 Text fields stay highlighted after completing changes to them Tools Regression, UEENGQA-24195
Fixed! UE-70917 Filtering by collection is broken Tools - Content Browser regression
Fixed! UE-70763 Renaming an item while another item’s rename field is present will crash Tools - Content Browser Crash, Regression, UEENGQA-24195
Fixed! UE-69542 Blueprints created by Advanced Copy do not have their references updated Tools - Content Browser AdvancedCopy, NeedsTest, PostFC
Fixed! UE-70436 Crash while saving assets created by Advanced Copy while opening a level Tools - Content Browser AdvancedCopy, crash
Fixed! UE-59256 Foliage: when applying a scale to either painted instance or spawned from a procedural volume the LOD do not take it into consideration Tools - Landscape
Fixed! UE-70784 Crash in LocalizationDashboard related to FLocalizationGatherPathRootUtil::GetResolvedPathRootDisplayName Tools - Localization crash
Fixed! UE-70811 material instance parameters can become hidden and impossible to unhide Tools - Material Editor
Fixed! UE-70863 Multi-user Plugin does not have a Small Toolbar Icon Tools - Multi-user
Fixed! UE-70291 nDisplay multiviewport crashes on run with Assertion Failed: Array index out of bounds: X from an array of size X Tools - nDisplay Assert, UEENGQA-24200
Fixed! UE-69604 Calling Console Commands in Python doesn’t execute Tools - Python NeedsTest, PostFC, licensee, liveissue
Fixed! UE-70599 Missing DerivedDataCache in Unreal Studio binaries Tools - Studio - Content and Templates Regression
Fixed! UE-69317 Attempting multiple simultaneous drags on the same Widget causes app to crash - !this->DragDropContent.IsValid() in SlateApplication.cpp Tools - UMG crash
Fixed! UE-70510 Update RHI API to help deprecation Virtual Production
Fixed! UE-70767 Compile failure in XRTrackingSystemBase in Release-4.22 Virtual Reality
Fixed! UE-70844 Crash on Lumin with desktop rendering in TM-Shadermodels Virtual Reality UEENGQA-24208
Fixed! UE-69036 Terminating a Lumin project that was launched on ends with “Launch Failed” Virtual Reality NOT_IntegrationBlocker, Regression, UEENGQA-23881
Fixed! UE-69044 Lumin Launch on fails when Cook by the Book - VulkanMemory.cpp Virtual Reality NOT_IntegrationBlocker, Regression, UEENGQA-23881
Fixed! UE-70389 WMR - Crash with Windows Mixed Reality plugin enabled and HMD connected Virtual Reality ReleaseBlocker
Fixed! UE-70276 Distortion rendering not working in TM-VRSmoke when ISR is enabled Rendering, Virtual Reality
Fixed! UE-69839 Lumin fails to launch with assert: ICU data directory was not discovered Virtual Reality UEENGQA-24211
Fixed! UE-69840 Instanced Stereo causes multiple rendering errors Virtual Reality InstancedStereo, Regression, ReleaseBlocker, UEENGQA-24211, VRPreview
Fixed! UE-46640 Dismissing “Place phone into daydream headset” leaves app at black screen Virtual Reality
Fixed! UE-70511 Update RHI API to help deprecation