Description

The magic leap crashes on preview

Steps to Reproduce
  1. Make sure that the Magic leap is setup and turned on
  2. Open Editor
  3. Press preview button

Result: Editor crashes after preview button is pushed
Expected: The preview would play through the headset

Callstack
{no format}

LoginId:35a78e524cef6814dd8a60b9a19bc27d
EpicAccountId:fb62e0a750bd40a1bc4cde8ff3540258

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

ml_graphics
ml_graphics
ml_graphics
ml_graphics
UE4Editor_MagicLeap!<lambda_f72232742e4d058b192ef8f035852d66>::operator()() [d:\build\++ue4\sync\engine\plugins\lumin\magicleap\source\magicleap\private\magicleaphmd.cpp:1290]
UE4Editor_HeadMountedDisplay!ExecuteOnRHIThread_DoNotWait() [d:\build\++ue4\sync\engine\source\runtime\headmounteddisplay\private\xrthreadutils.cpp:112]
UE4Editor_MagicLeap!FMagicLeapHMD::InitDevice_RenderThread() [d:\build\++ue4\sync\engine\plugins\lumin\magicleap\source\magicleap\private\magicleaphmd.cpp:1277]
UE4Editor_MagicLeap!TGraphTask<TEnqueueUniqueRenderCommandType<`FMagicLeapHMD::InitDevice'::`8'::InitDeviceName,<lambda_c80f113422569869d95364a3f4937157> > >::ExecuteTask() [d:\build\++ue4\sync\engine\source\runtime\core\public\async\taskgraphinterfaces.h:829]
UE4Editor_Core!FNamedTaskThread::ProcessTasksNamedThread() [d:\build\++ue4\sync\engine\source\runtime\core\private\async\taskgraph.cpp:679]
UE4Editor_Core!FNamedTaskThread::ProcessTasksUntilQuit() [d:\build\++ue4\sync\engine\source\runtime\core\private\async\taskgraph.cpp:575]
UE4Editor_RenderCore!RenderingThreadMain() [d:\build\++ue4\sync\engine\source\runtime\rendercore\private\renderingthread.cpp:333]
UE4Editor_RenderCore!FRenderingThread::Run() [d:\build\++ue4\sync\engine\source\runtime\rendercore\private\renderingthread.cpp:467]
UE4Editor_Core!FRunnableThreadWin::Run() [d:\build\++ue4\sync\engine\source\runtime\core\private\windows\windowsrunnablethread.cpp:76]
{no format}

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Non-Issue
ComponentUE - Platform - XR
Affects Versions4.21
Target Fix4.22
CreatedNov 16, 2018
ResolvedJan 3, 2019
UpdatedMar 6, 2019