Unreal Engine Issues

An Actor Reference will reset to a None when referencing a ChildActor

A blueprint with an Actor Reference will reset to a None value on compile or stopping PIE User Description: We have come across a bug with the editor regarding setting direct references to child a ...

Get World Delta Seconds Not Pausing When Hitting a Breakpoint

When debugging a blueprint using breakpoints, if you click the Resume button while you have Get World Delta Seconds running on tick, it will always return a maximum clamped value of .4 seconds (or l ...

DOF effect set with negative near transition region causes Massive FPS loss moving into Focal Region

With a Bokeh DOF setup that essentially places the Near Transition Region into a Negative Space (or non-existence) the FPS drops dramatically from out of focus region to in focus region. In Focal R ...

Movie capture on Linux cannot be used.

After capturing a movie in matinee the Video Capture folder is not created so the movie does not exist. ...

Open Capture Folder does not function on Linux

After capturing a movie in matinee the folder the movie is saved to does not open on Linux ...

Unable to compile Engine for Debug Editor when bDebugBuildsActuallyUseDebugCRT is set to true

When building the source for the engine in Visual Studio 2015, if bDebugBuildsActuallyUseDebugCRT is set to true and the build configuration is Debug Editor, the build will fail. Full output log fr ...

Debug visualizations like 'r.VisualizeOccludedPrimitives 1' don't work in PIE, only in editor

Camera Anim does not register being saved.

When a Camera Anim asset is saved/closed, the content added before saving is not retained when reopening the asset causing it to be empty each time it is opened. ...

Generate Project Files is not automatically run after Switch Unreal Engine Version on Mac

When converting a project to a different version of the engine, the GenerateProjectFiles.command process is not ran as it would be on Windows with GenerateProjectFiles.bat. This can cause issues, es ...

Object Orientation does not allow for Instance calculations when passed through Vertex Shader

When placed in a vertex shader portion of a material the Object Position calculates correctly for each instance of a instance static mesh. In the same setup, Object Orientation calculates only the ...