Unreal Engine Issues

Blueprint inherited from StaticMeshActor will fail to compile if StaticMesh is NULL

Problem in deleting multiple node objects in Animation Sequence

From what I could see this is different than JIRA issue [Link Removed]. All the selected nodes information seem correct until the NodeObject->Delete(Sequence) in SAnimNotifyPanel::DeleteSelectedNod ...

Performance drop when spawning AI actors during runtime compared to placing them in world

There is a performance difference between spawning and placing AI into a level. This is causing issues when spawning/despawning AI actors in a large open world, where 4-5ms of frame time quickly bui ...

Session frontend screen comparison tool not showing screenshots.

The Session Frontend Screen Comparison tool does not appear to be showing and screenshots taken from the Editor. ...

Platforms that allow for configurable VOIP sample rates do not respect config values

Because of when GetEnumValueFromString (called by GetVoiceSampleRate) executes for certain modules at load time, the global enum master list is empty, which leads to the config value not being parsa ...

Hot Reload fails if a project and Engine are placed next to each other in the same root folder that has the same name as the project

Hot Reload does not work if a project and the Engine that project is associated with are placed next to each other in the same root folder that shares the same name as the project. During the Hot Re ...

When having two viewport panes open in editor, and piloting/unpiloting a camera actor in one pane, will cause the other pane to reset viewport camera orientation.

Piloting and "Un-piloting" a camera Actor in viewport pane causes other viewport panes to reset its view orientation upon "Un-piloting" of Camera Actor. ...

Nativized packaging fails when attaching paper Flipbook component to a parent paper Flipbook component that is Inherited.

Nativized packaging fails when attaching paper Flipbook component to a parent paper Flipbook component that is Inherited. ...

Crash editor when open the level sequencer after updated 4.20

When migrating from the version before 4.20 to the version after 4.20, opening the level sequencer will crash. I think that there is a problem with conversion from SnapTimeInterval (FixedFrameInterv ...

Crash when executing Rename Asset or Duplicate Asset and other functions in Scripted Actions

In Scripted Actions, if you execute a function after using Rename Asset or Duplicate Asset, it will crash. If you do not execute the function it will not crash. ...