Hi,
We are have an issue with one of our dev machies where it will crash when attempting to play any level after updating to 5.4.
We get the following crash and call stack. (Most of the time)
LoginId:21007eb04a3daf82de440a835a4e9263
EpicAccountId:aaf92f7705414623ac789dd00cb0f370
Assertion failed: ReaderPos + Num <= ReaderSize [File:E:\EUE5_4\Engine\Source\Runtime\Core\Public\Serialization\BufferReader.h] [Line: 52]
UnrealEditor_MeshDescription
UnrealEditor_MeshDescription
UnrealEditor_MeshDescription
UnrealEditor_MeshDescription
UnrealEditor_MeshDescription
UnrealEditor_Engine
UnrealEditor_Engine
UnrealEditor_MeshBuilder
UnrealEditor_MeshBuilder
UnrealEditor_MeshBuilder
UnrealEditor_Engine
UnrealEditor_Engine
UnrealEditor_Engine
UnrealEditor_Engine
UnrealEditor_Engine
UnrealEditor_Engine
UnrealEditor_Core
UnrealEditor_Engine
UnrealEditor
UnrealEditor
UnrealEditor_Core
UnrealEditor_Core
UnrealEditor_Core
UnrealEditor_Core
UnrealEditor_Core
UnrealEditor_Core
UnrealEditor_Core
kernel32
ntdll
On other attempts it has the following crash
Assertion failed: bSucceed [File:E:\EUE5_4\Engine\Source\Runtime\RenderCore\Private\ShaderResource.cpp] [Line: 626]
0x00007ffa6ec8bdc5 UnrealEditor-RenderCore.dll!UnknownFunction []
0x00007ffa6ec8c7f6 UnrealEditor-RenderCore.dll!UnknownFunction []
0x00007ffa39f24a89 UnrealEditor-Renderer.dll!UnknownFunction []
0x00007ffa39efab3e UnrealEditor-Renderer.dll!UnknownFunction []
0x00007ffa39f162b1 UnrealEditor-Renderer.dll!UnknownFunction []
0x00007ffa6eb1960e UnrealEditor-RenderCore.dll!UnknownFunction []
0x00007ffa6eae607c UnrealEditor-RenderCore.dll!UnknownFunction []
0x00007ffa6eb457de UnrealEditor-RenderCore.dll!UnknownFunction []
0x00007ffa6eafaf74 UnrealEditor-RenderCore.dll!UnknownFunction []
0x00007ffa620735b5 UnrealEditor-Core.dll!UnknownFunction []
0x00007ffa620732ef UnrealEditor-Core.dll!UnknownFunction []
0x00007ffa6209a933 UnrealEditor-Core.dll!UnknownFunction []
0x00007ffa620638e0 UnrealEditor-Core.dll!UnknownFunction []
0x00007ffa6226a0a3 UnrealEditor-Core.dll!UnknownFunction []
0x00007ffa626cc69d UnrealEditor-Core.dll!UnknownFunction []
0x00007ffa626c04c7 UnrealEditor-Core.dll!UnknownFunction []
0x00007ffb3a89257d KERNEL32.DLL!UnknownFunction []
Crash in runnable thread Foreground Worker #0
The PCs specs are:
Processor 13th Gen Intel(R) Core™ i9-13900K 3.00 GHz
Installed RAM 64.0 GB (63.7 GB usable)
Device ID 31608E2D-4312-43FC-A7DC-EB6D01DA1931
Product ID 00326-03107-68421-AAOEM
System type 64-bit operating system, x64-based processor
Pen and touch No pen or touch input is available for this display
Edition Windows 11 Home
Version 23H2
Installed on 9/03/2023
OS build 22631.3737
Experience Windows Feature Experience Pack 1000.22700.1009.0
NVIDIA GeForce RTX 4090
GeForce Game Ready Driver
Version: 555.99
Release Date: 06/04/2024
We have a number of other machies which are all lower spec but none of these have the same issue.