Unreal Engine Issues

AimOffset and Blenspace graphs causing crash for some users

Users are experiencing crashes when using the AimOffset and Blendspace graphs. I am unable to reproduce this locally, but judging by the Bugg in crash reporter, this is not an isolated incident. [ ...

Movie Render Queue Renders Black Frames when MultiSample Effects Are Disabled

Occurs 5/5 times. When 'Disable Multisampling Effect' is enabled, the Render Warm Up is set to 0, and the Custom Playback Range is set to a small value, frames render out fully black. Regression d ...

MoviePipeline: Field of View doesn't match viewport when using the Squeeze Factor property

Post process in Right eye misaligned on PSVR when using vr.PixelDensity greater then 1

When changing the pixel density for PSVR it appears that some post processes shift slightly in the Right eye ...

Gameplay ability blueprints cannot be debugged in multiplayer

The object filter in the blueprint debugger can be used to filter breakpoints to a specific instance of an object. This is important for multiplayer because there will be multiple versions of the sa ...

BoxCollision component must be simulating physics in order for collision and hit events to work

BoxCollision component must be simulating physics in order for collision and hit events to work. Note: This testbed doesn't contain print outs of the hit events due to an existing bug with adding e ...

Launching from the editor can cause certain maps to become dirty and require saving and/or checkout

Using the launch option in the editor will cause some maps in the "List of maps to include in a packaged build" to become dirty and require checkout when in a project that is connected to source con ...

Decals spawn differently than 4.10.4 with their rotation based on hit normal

Decals are not spawning correctly when spawning based on a rotation value from the hit normal. There is a difference in how this is handled from 4.10.4 to 4.11 and even 4.12. See attached image fo ...

Hierarchical Instance Static Mesh's array does not reorder itself correctly

When an instance is removed from a Hierarchical Instanced Static Mesh's array, if there are indices that are further along in the array that fill that index, the last index in the array is used to d ...

When change sequence struct parameter, the editor crash.

when change sequence struct param, the editor is carash. It occurs in the case of using "Sound Wave", but the same problem occurs when "Sound Cue" is used. Attach application log, and crash dump fil ...