Unreal Engine Issues

Crash sometimes occurs when enabling the Gravity tool on part of a Sketchfab object.

Current state Triggering Gravity on element from Sketchfab object's tree, may result in crash. For 100% reproduction rate, download 'Rank 3 Police Unit' object and apply Gravity to its element 'Rank ...

Crash upon clearing Sequence Record settings in C++ with the window open

Resetting the Sequence Record settings in C++ while the Sequence Recorder Window is open causes the editor to crash Regression?: No This also occurs in 4.13 ...

Editor crashes when setting return value pin to object variable in widget blueprint

Editor crashes when attempting to set an object variable to a return value within widget blueprints. Frequency: 2/2 Crashreporter: [Link Removed] ...

Adding a new component to a parent class breaks child Blueprints

See UDN(308147): [Link Removed] ...

Setting the Camera Modifier to 'None' crashes the editor

The PlayerCameraManager will cause the engine to crash if you set the first element to 'none' under the Camera Modifier. ...

Iris - Ensure in MarkObjectDirty when calling multicast from component owned by bOnlyRelevantToOwner actor

It seems as though the component is in scope for more than one connection, despite its owner only being relevant to one. Enabling Net.Iris.Filtering.ValidateNobSubObjectInScopeWithFilteredOutRootObj ...

[AI] Destroying an actor while using pooled actors with MassActorSpawnerSubsystem causes a nullptr exception crash

If an actor that is used in the pooled actor list of UMassActorSpawnerSubsystem is destroyed, it causes a nullptr exception in UMassActorSpawnerSubsystem::SpawnOrRetrieveFromPool. The subsystem atte ...

Nested PackedLevel in Duplicated LevelInstance check failure

Crash: Corrupt asset/map data is no longer correctly detected and handled

Corrupted data was previously handled gracefully without crashing, but in 4x14 the same data crashes the editor. ...

LevelSequence Editor consumes input, even if the user last focused the Level Viewport

LevelSequenceEditor has input priority over the Level viewport and other editor modules even though the Level viewport has been the last one selected. An example would be a cut operation. If you ha ...