Playstation 5 and 4 Problems with Vertex Shader Error

Hello,

Sony wrote:

This looks like something to do with how Unreal Engine implements builds, for help on this issue it would best if you create a support ticket with the Epic Support team.

You know why at some Unreal Engine builds get error when thesy stand that Vertex shader is not found

Exact error

03:32:47 [2023.08.10-14.11.28:015][ 2]LogScript: Warning: FLatentActionManager::ProcessLatentActions: CallbackTarget is None.
03:32:47 Assertion failed: Shaders.VertexShader.IsValid() [File:D:/UE_4.27.2_Plus_Source/Engine/Source/Runtime/Renderer/Private/MeshPassProcessor.cpp] [Line: 780]
03:32:47 Can’t render without a vertex shader
03:32:47 [2023.08.10-14.11.28:021][ 2]Assertion failed: Shaders.VertexShader.IsValid() [File:D:/UE_4.27.2_Plus_Source/Engine/Source/Runtime/Renderer/Private/MeshPassProcessor.cpp] [Line: 780]
03:32:47 Can’t render without a vertex shader
03:32:47 [2023.08.10-14.11.28:021][ 2]LogOutputDevice: Error: === Critical error: ===
03:32:47 [2023.08.10-14.11.28:021][ 2]LogOutputDevice: Error:
03:32:47 [2023.08.10-14.11.28:021][ 2]LogOutputDevice: Error: Assertion failed: Shaders.VertexShader.IsValid() [File:D:/UE_4.27.2_Plus_Source/Engine/Source/Runtime/Renderer/Private/MeshPassProcessor.cpp] [Line: 780]
03:32:47 [2023.08.10-14.11.28:021][ 2]LogOutputDevice: Error: Can’t render without a vertex shader
03:32:47 [2023.08.10-14.11.28:021][ 2]LogOutputDevice: Error: [Callstack] 0x000000003992e104 eboot.bin!UnknownFunction []
03:32:47 [2023.08.10-14.11.28:021][ 2]LogOutputDevice: Error: [Callstack] 0x00000000398eb8ab eboot.bin!UnknownFunction []
03:32:47 [2023.08.10-14.11.28:021][ 2]LogOutputDevice: Error: [Callstack] 0x0000000039b8e063 eboot.bin!UnknownFunction []
03:32:47 [2023.08.10-14.11.28:021][ 2]LogOutputDevice: Error: [Callstack] 0x0000000039b916db eboot.bin!UnknownFunction []
03:32:47 [2023.08.10-14.11.28:021][ 2]LogOutputDevice: Error: [Callstack] 0x0000000039c048e9 eboot.bin!UnknownFunction []
03:32:47 [2023.08.10-14.11.28:021][ 2]LogOutputDevice: Error: [Callstack] 0x000000003786959a eboot.bin!UnknownFunction []
03:32:47 [2023.08.10-14.11.28:021][ 2]LogOutputDevice: Error: [Callstack] 0x0000000037868938 eboot.bin!UnknownFunction []
03:32:47 [2023.08.10-14.11.28:021][ 2]LogOutputDevice: Error: [Callstack] 0x0000000037868741 eboot.bin!UnknownFunction []
03:32:47 [2023.08.10-14.11.28:021][ 2]LogOutputDevice: Error: [Callstack] 0x000000003797bf91 eboot.bin!UnknownFunction []
03:32:47 [2023.08.10-14.11.28:021][ 2]LogOutputDevice: Error: [Callstack] 0x000000003783be6d eboot.bin!UnknownFunction []
03:32:47 [2023.08.10-14.11.28:021][ 2]LogOutputDevice: Error: [Callstack] 0x000000083a347bf0 libkernel.sprx!UnknownFunction []
03:32:47 [2023.08.10-14.11.28:021][ 2]LogOutputDevice: Error:
03:32:47 [2023.08.10-14.11.28:021][ 2]LogOutputDevice: Error:
03:32:47 [2023.08.10-14.11.28:021][ 2]LogOutputDevice: Error:
03:32:47 [2023.08.10-14.11.28:021][ 2]LogOutputDevice: Error:
03:32:47 [2023.08.10-14.11.28:029][ 2]LogSonySaveGame: LoadGame() called with no saved games.
03:32:47 [2023.08.10-14.11.28:029][ 2]LogSony: FPlatformMisc::RequestExit(1)

but only at some they work at PC Xbox and UWP etc but not at PS5 PS4 this Unreal engine builds of projects

Have this problem with some Unreal Engine Projects at PS5, PS4

How can fix it ?

Hope some one can help
Thank you

Regards

@GamingLimited.co
Hi, were you able to solve your problem?