Unreal Engine 4.9 Mobile Preview crash

Hi All,

I just create project from TopDown template and try to run mobile preview. I noticed that the mobile preview crash. Thanks in advance.

Access violation - code c0000005 (first/second chance not available)

“”

UE4Editor_RHI!FRHITexture::GetClearBinding() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.9\engine\source\runtime\rhi\public\rhiresources.h:413]
UE4Editor_D3D11RHI!FD3D11DynamicRHI::RHISetRenderTargetsAndClear() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.9\engine\source\runtime\windows\d3d11rhi\private\d3d11commands.cpp:978]
UE4Editor_Renderer!SetRenderTarget() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.9\engine\source\runtime\rhi\public\rhiutilities.h:192]
UE4Editor_Renderer!FForwardShadingSceneRenderer::Render() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.9\engine\source\runtime\renderer\private\forwardshadingrenderer.cpp:127]
UE4Editor_Renderer!CaptureSceneToScratchCubemap() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.9\engine\source\runtime\renderer\private\reflectionenvironmentcapture.cpp:712]
UE4Editor_Renderer!TGraphTask<CaptureSceneIntoScratchCubemap'::26’::EURCMacro_CaptureCommand>::ExecuteTask() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.9\engine\source\runtime\core\public\async\taskgraphinterfaces.h:779]
UE4Editor_Core!FTaskThread::ProcessTasks() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.9\engine\source\runtime\core\private\async\taskgraph.cpp:539]
UE4Editor_Core!FTaskThread::ProcessTasksUntilQuit() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.9\engine\source\runtime\core\private\async\taskgraph.cpp:340]
UE4Editor_RenderCore!RenderingThreadMain() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.9\engine\source\runtime\rendercore\private\renderingthread.cpp:310]
UE4Editor_RenderCore!FRenderingThread::Run() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.9\engine\source\runtime\rendercore\private\renderingthread.cpp:411]
UE4Editor_Core!FRunnableThreadWin::Run() [d:\buildfarm\buildmachine_++depot+ue4-releases+4.9\engine\source\runtime\core\private\windows\windowsrunnablethread.cpp:74]

Hello Darsa Usalo -

Thank you for your report. We have identified this issue and fixed it internally. A fix should be pushed out in an upcoming release, but if you have the Github build you can integrate the fix yourself from this commit:

https://github.com/EpicGames/UnrealEngine/commit/e99d6caf62734e3e39bb470d829de3eb200882ad

Thank You

Eric Ketchum

Thanks guys!