Unreal Engine Issues

~FStaticMesh() can crash with race condition

UDN user reported frequent crashes in FStaticMesh::~FStaticMesh() on DrawListLinks[i]->Remove(false); Crash went away after adding critical sections to FStaticMesh::LinkDrawList(), FStaticMesh::Unl ...

[Niagara] Sampling static mesh location throws error

Linux crash on Import

Attempting to import content into a project causes the editor to crash on Linux ...

[CrashReport]Assertion failed: InitState == EWorldPartitionInitState::Uninitialized [File:D:\build\++UE5\Sync\Engine\Source\Runtime\Engine\Private\WorldPartition\WorldPartition.cpp] [Line: 1485]

Generated from CrashReporter Logs can be obtained via Crash Reporter ...

App on Gear VR crashes when trying to join a listen server as a client

If the user tries to join a listen server with an app that is running on the Gear VR the App will stop working. ...

Crash when unloading Lighting Scenario Streaming Level

If a sub-level is set as a Lighting Scenario in the Levels tab, calling Unload Stream Level will cause standalone / packaged games to crash. Regression: No - Lighting Scenario not available before ...

[CrashReport] Linux crash - /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so()

This is a new Linux crash in 4.18.1. There are a few similar but different callstacks that reference dri/radeonsi_dri.so() I've attached a log, but none of the ones I've looked at appear to contai ...

Crash when calling "Is List Item Expanded" For an Item in a list view

When calling the function "Is List Item Expanded" on an object in a list view the editor will crash ...

Using the ServerTravel console command with a physics vehicle present will trigger an assert.

Using the ServerTravel console command to switch to a different level while a physics vehicle is in the current level will trigger an assert. ...

Assertion failed occurs in VR when walking into water on QA-Waterworks map

Encountered a crash when testing shadows in QA-Waterworks map. I found an issue when walking into the water at the bottom for Example 2A, where it would crash upon entering the water. See screenshot ...