we get a crash everytime we use the LOD Coloration viewmode. Sometimes we can get it to survive on very few asset-limited “lab levels” but mainly it crashes consistently.
This is the callstack
[2020.12.02-13.35.10:838][646]LogWindows: Windows GetLastError: The operation completed successfully. (0)
[2020.12.02-13.35.10:838][646]LogWindows: Error: HandleError re-entered.
[2020.12.02-13.35.10:838][646]LogWindows: FPlatformMisc::RequestExit(1)
[2020.12.02-13.35.10:838][646]LogCore: Engine exit requested (reason: Win RequestExit)
[2020.12.02-13.35.10:838][646]LogWindows: Error: === Critical error: ===
[2020.12.02-13.35.10:838][646]LogWindows: Error:
[2020.12.02-13.35.10:838][646]LogWindows: Error: Fatal error: [File:C:/IW/WS/425/Engine/Source/Runtime/RenderCore/Private/RenderingThread.cpp] [Line: 855]
[2020.12.02-13.35.10:838][646]LogWindows: Error: Rendering thread exception:
[2020.12.02-13.35.10:838][646]LogWindows: Error: Fatal error!
[2020.12.02-13.35.10:838][646]LogWindows: Error:
[2020.12.02-13.35.10:838][646]LogWindows: Error: Unhandled Exception: EXCEPTION_ACCESS_VIOLATION reading address 0x00000018
[2020.12.02-13.35.10:838][646]LogWindows: Error:
[2020.12.02-13.35.10:838][646]LogWindows: Error: [Callstack] 0x00007ff9d89e8f24 UE4Editor-D3D11RHI.dll!UnknownFunction []
[2020.12.02-13.35.10:838][646]LogWindows: Error: [Callstack] 0x00007ff9d8a0cc19 UE4Editor-D3D11RHI.dll!UnknownFunction []
[2020.12.02-13.35.10:838][646]LogWindows: Error: [Callstack] 0x00007ffa02442701 UE4Editor-RHI.dll!UnknownFunction []
[2020.12.02-13.35.10:838][646]LogWindows: Error: [Callstack] 0x00007ff9d98a684b UE4Editor-Renderer.dll!UnknownFunction []
[2020.12.02-13.35.10:838][646]LogWindows: Error: [Callstack] 0x00007ffa0244b420 UE4Editor-RHI.dll!UnknownFunction []
[2020.12.02-13.35.10:838][646]LogWindows: Error: [Callstack] 0x00007ffa0244af55 UE4Editor-RHI.dll!UnknownFunction []
[2020.12.02-13.35.10:838][646]LogWindows: Error: [Callstack] 0x00007ffa0244c046 UE4Editor-RHI.dll!UnknownFunction []
[2020.12.02-13.35.10:839][646]LogWindows: Error: [Callstack] 0x00007ffa02440b6a UE4Editor-RHI.dll!UnknownFunction []
[2020.12.02-13.35.10:839][646]LogWindows: Error: [Callstack] 0x00007ff9d9f08370 UE4Editor-Renderer.dll!UnknownFunction []
[2020.12.02-13.35.10:839][646]LogWindows: Error: [Callstack] 0x00007ff9d99643e6 UE4Editor-Renderer.dll!UnknownFunction []
[2020.12.02-13.35.10:839][646]LogWindows: Error: [Callstack] 0x00007ff9d9f0a4e1 UE4Editor-Renderer.dll!UnknownFunction []
[2020.12.02-13.35.10:839][646]LogWindows: Error: [Callstack] 0x00007ff9d9ee47a8 UE4Editor-Renderer.dll!UnknownFunction []
[2020.12.02-13.35.10:839][646]LogWindows: Error: [Callstack] 0x00007ff9d9ee805d UE4Editor-Renderer.dll!UnknownFunction []
[2020.12.02-13.35.10:839][646]LogWindows: Error: [Callstack] 0x00007ff9f6cb109f UE4Editor-Core.dll!UnknownFunction []
[2020.12.02-13.35.10:839][646]LogWindows: Error: [Callstack] 0x00007ff9f6cb1443 UE4Editor-Core.dll!UnknownFunction []
[2020.12.02-13.35.10:839][646]LogWindows: Error: [Callstack] 0x00007ffa02061ac2 UE4Editor-RenderCore.dll!UnknownFunction []
[2020.12.02-13.35.10:839][646]LogWindows: Error: [Callstack] 0x00007ffa0206c9c4 UE4Editor-RenderCore.dll!UnknownFunction []
[2020.12.02-13.35.10:839][646]LogWindows: Error: [Callstack] 0x00007ff9f718ffbb UE4Editor-Core.dll!UnknownFunction []
[2020.12.02-13.35.10:839][646]LogWindows: Error: [Callstack] 0x00007ff9f718c0b7 UE4Editor-Core.dll!UnknownFunction []
[2020.12.02-13.35.10:839][646]LogWindows: Error: [Callstack] 0x00007ffa46a47034 KERNEL32.DLL!UnknownFunction []
[2020.12.02-13.35.10:839][646]LogWindows: Error: [Callstack] 0x00007ffa4751cec1 ntdll.dll!UnknownFunction []
[2020.12.02-13.35.10:839][646]LogWindows: Error:
[2020.12.02-13.35.10:839][646]LogWindows: Error:
[2020.12.02-13.35.10:839][646]LogWindows: Error:
[2020.12.02-13.35.10:839][646]LogWindows: Error:
[2020.12.02-13.35.10:859][646]Log file closed, 12/02/20 14:35:10