Unreal Engine Issues

Local binary build of 4.22.1 fails when only Visual Studio 2019 is installed

Attempting to create a local binary build of 4.22 using Visual Studio 2019 (with no other versions of Visual Studio installed) currently fails with several warnings and errors, including the followi ...

Crash with Assertion failed shortly after launching packaged First Person CPP project on Oculus Mobile - Referencing SparseArray.h:86/87

The following assertion throws after the project crashes when playing on the device: Assertion failed: Index < GetMaxIndex() [File:D:/P4Workspaces/Switch_3/Engine/Source/Runtime/Core/Public/Contai ...

FAnimInstanceProxy::LODLevel isn't initialized, causing UB in PreUpdate

FAnimInstanceProxy::LODLevel isn't initialized before it is used in PreUpdate, causing UB on the first call. ...

DevelopmentServerLauncher.exe loops whenever the editor is open even if no iOS devices are connected

A user has reported that DeploymentServerLauncher.exe will continue to poll for devices even if no iOS devices are connected. I am under the impression that this is so that Windows can poll for iOS ...

[CrashReport] libUE4Editor-VulkanRHI.so!FVulkanCommandListContext::RHIDrawIndexedPrimitive(FRHIIndexBuffer*, int, unsigned int, unsigned int, unsigned int, unsigned int, unsigned int) [VulkanCommands.cpp:818]

Generated from CrashReporter ...

CSM receiver culling issue on Mobile

Crash upon opening packaged game when Event Driven Loader is disabled

Packaged games are unable to open when Event Driven Loader is disabled. The error message given is: Assertion failed: !Linker->GetSerializeContext() [File:D:\Build\++UE4\Sync\Engine\Source\Runtime\C ...

Maya Shotgun turntable generation not compatible with Unreal 4.22

Animated Camera from 3ds Max flips in Unreal

STEAM: Modifying the connection slot numbers can lead to a condition where the lobby is no longer joinable

Session data no longer updates when the backend tells us our session is full which then limits the ability to modify the session size on the fly. Because of this, joinability will be set on the sess ...