Unreal Engine Issues

Hot Reload crash with Scene Component tied to Actor class

After creating a Scene Component code class and an Actor code class, creating a reference to the SceneComponent in the Actor class constructor will cause a crash on hot reload in the editor. ...

Converting a landscape to blueprint crashes editor

Converting a landscape to a blueprint immediately crashes the editor. Frequency: 2/2 ...

Editor crash when opening Project Settings on Linux

When the Project Settings is opened on Linux, a call is made to run an iOS-related C# program (execute iPhonePackager certificates). This call causes the editor to crash. Unable to find mention of ...

Android build fails with GPU Lightmass plugin enabled

Packaging for Android fails with the GPU Lightmass plugin enabled. A customer reported this and I was able to successfully repro it, however my callstack was different. I'm attaching my logs and cal ...

Crash in blueprints when opening right-click menu

Right clicking inside the event graph of a blueprint that is derived from PhysicsCollisionHandler will crash the editor CrashReporter: [Link Removed] ...

Lyra standalone game instance crashes when Player #2 equips new weapon

Discovered while testing Lyra project for //UE5/Main - Foundation Shelf - FAssetDataGatherer Stall Fix Smoke. This issue is NOT dependent on the shelf and occurs without the unshelved files. This ...

Crash Occurs When Deleting Virtual Bones that are Referenced in Post Process Anim Blueprint

When a post process anim Blueprint that uses a virtual bone is used in the Skeletal Mesh and the virtual bone is deleted from the skeleton, crash occurs -The Post Process Anim Blueprint is set in ...

WP HLOD Crash on Small Cell Sizes

GAS: FActiveGameplayCueContainer::RemoveCue crash while iterating removals when consecutive Cue tags are conditionally added and the conditional effects removed in ascending order

When removing gameplay effects by tag, if the tag that is being removed has other tags that are dependent on it in a cyclical way an "array out of bounds ' error can be triggered. ...

NVIDIA 5080 GPU Crash when launching City Sample with DX12

UPDATE This issue no longer reproduces on driver versions 580.88 and higher. City Sample game crashes immediately upon opening with a NVIDIA 5080 with the latest drivers as well as some previous dr ...