UPDATE!
We have just released Preview 3 for 4.8! Please view Known Issues List on page 1 of this thread for updated list of known issues.
Thank you for your continued help in testing 4.8 build before its official release. As a reminder, Preview builds are for testing only, and should not be used for active development of your project.
Cheers!
Fixed in Preview 3 - CL 2554075
UE-15659 ‘Launch On’ feature for iOS is causing build to fail from a Mac
UE-15643 egg drop animation is covered up by UI
UE-15622 Crash upon pressing F7 to compile a blueprint while a variable’s default value field is selected
UE-15528 Mac - UFE - Quick Launch to iOS Build Failed: "Couldn’t find executable to Run: …/GenerateProjectFiles.sh
UE-15474 File open/save dialogs do not work in Ubuntu 14.04 LTS
UE-15454 GLEO error when saving procedural foliage
UE-15409 First Person fingers have odd rotation
UE-15360 Crash during compilation after hot-reload change
UE-15359 Unable to package blueprint projects for linux
UE-15280 [Windows-Binary 4.8] Blueprints launched on IOS receive code support error.
UE-15001 4.8-Preview 1-Code to Android fails to launch
UE-14571 HTML5 Launch On fails couldn’t find HTML5LaunchHelper.exe
UE-14304 Launching packaged QA Entry Map crashes on Mac
UE-14557 has to compile shaders for Binary projects
UE-14247 Error loading Android game built from UFE with store content in Pak
UE-14069 Linux Editor crashes when trying to import MorphTarget_MorphAnim.FBX
UE-13689 TappyChicken fails to package for mobile; missing receipt
UE-14514 Cannot save levels with BP that reference ISMC
UE-14021 Crash simulating in Phat editor after replacing body
UE-13395 TappyChicken eggs do not appear in collection
UE-15640 PS4 Texture allocation stats are wrong. Texture streaming will eventually break.
UE-15492 Crash when retargeting certain animation assets
UE-15468 Crash on replace references when removing blueprint asset
UE-15469 Mannequin wrist warps when jumping in First Person templates
UE-15422 Lansdcape grass generation fails on Mac running OSX 10.10.1
UE-15332 Calling UPawnNoiseEmitterComponent::MakeNoise while not using UAISense_Hearing results in infinite recursion
UE-15251 Crash on material reparenting
UE-15611 Crash when using Rotating Movement component on Destructible
UE-15591 Left hand fingers have odd rotation in First Person templates
UE-15579 Regression: PrimitiveComponent::ComponentOverlapComponent() and FBodyInstance::OverlapTestForBodies() only work on rigid bodies
UE-15482 Config Editor value do not save until restart
UE-15486 Hovered Sound does not work in Slate
UE-15407 Crash clicking on Cancel a second time when indexing blueprint search
UE-15364 Navmesh streaming code is easy to crash
UE-15091 Linux crash upon closing Project Browser
UE-14774 Clicking “Pause on Impact” with in details of InterpToMovement component will cause a crash
UE-15585 Make UBT Makefiles disabled by default
UE-15541 Crash deleting procedural foliage volume
UE-15542 Decals without texture sample generates error
UE-15522 compile physx and apex
UE-15519 PS4 - compile physx and apex
UE-15487 (Win-Binary 4.8) UFE custom build/deploy fails to XGE error
UE-15276 Mac ‘launch on’ crashes (Assertion failed: OnlineSub) once project has deployed
UE-15073 [CrashReport] Loading Umap files crash on Lightmap loading
UE-15116 Engine *.generated.cpp files change during hot-reload
UE-15366 Hot-reload crashes if you try to change and reload a default subobject’s class.
UE-15636 ShooterGame - Package to Windows 64 failed - Unresolved symbol error
UE-15617 UMG Crash when dragging widget from palette into widget that can take no more children
UE-15508 Crash when duplicating an asset with a numeric name
UE-15348 Overridden Lightmap Resolution in Sample Projects are too high
UE-15537 [CrashReport] UE4Editor_CoreUObject!UObject::SetLinker() [uobjectlinker.cpp:96]
UE-15478 Unable to set Remote Server Name in Config Editor
UE-15396 (Win Binary 4.8) ToLongPackageName crashes launched projects.
UE-15566 Exiting game causes UWidget Destruct blueprint call to crash cooked game.
UE-15502 Subobject instancing is broken and causes asserts when creating an instance of a blueprint class from non-CDO archetype
UE-15491 Primitives with bLightAsIfStatic which are moved into another light’s influence will cause lighting to be unbuilt
UE-15404 Using Scene Capture 2D with a movable Skylight will cause a crash
UE-15155 After upgrading a project from 4.7 to 4.8 and compiling a blueprint that casts to and pulls a variable from a widget will cause a freeze if widget is then compiled
UE-15152 4.8 Preview 1: Editor crashes on shutdown every time with Oculus Rift DK2 plugged in
UE-15153 Unable to change Default Game Mode through Project Settings window
UE-15060 Packaging ShooterGame fails Cannot open include file OVR_Math.h
UE-14993 Unified cooker is displayed in binary
UE-14813 ElementalDemo has a yellow tint
UE-15690 Crash caused by unsafe threading in onContact
UE-15684 Calling SetWorldLocation on a destructible actor during OnBeginPlay doesn’t work
UE-15619 PN Tessellation and Grass Node Crash Engine
UE-15490 No valid signing identities matching team ID “(null)” were found
UE-15381 ld.exe error when packaging Android code project from Windows
UE-15355 Facebook IOS Frameworks are missing from Binary Release for 4.8.
UE-14873 Unable to name States or Conduits upon creation
UE-14872 Unable to name Variables upon creation
UE-15633 Crash when deleting control point from interpto component
UE-15379 Crash copying all nodes in level blueprint of Audio.umap in ContentExamples
UE-15377 Right-click>Launch Game does not work for code projects
UE-15378 Better options for Build before Play On
UE-12587 Odd rendering issue in ContentExamples
UE-11636 Can’t push to IOS
UE-9210 Landscape Masked Visibility does not allow static lighting to bake correctly
UE-13842 Closing / reopening a project breaks code added to project
UE-15438 Invalid attempt to create SSH key when Remote Server name is not set
UE-14531 Receiving crash error when launching editor with openGL renderer
UE-15159 Editor crash after attempting to create layer info in new landscape window
UE-15069 Crash on inputting Scalar Value in Grass Material Node
UE-15371 Deleting static mesh that is used by foliage tool in content browser then selecting foliage window crashes editor
UE-15382 Erractic Light Component Behavior in Blueprints
UE-15615 Retopologized landscapes ignore collision when mip level set to 1
UE-15352 Math Nodes are not updating on input