Unreal Engine Issues

Client is unable to Server Travel with the host when Seamless Travel is disabled

Client is unable to Server Travel with the host when Seamless Travel is disabled. Repro Rate: 3/3 Tested this in //UE4/Release-4.27 @ CL#18319896 and the client is able to join in, it is a regress ...

Layered blend per bone node with blend mask setting in an animation BP will not work after restarting UE editor, until recompiling the anim BP manually.

World Partition causes client to disconnect from dedicated server

When using connecting to a World Partition level on a dedicated server the client get's disconnected immediately. I tested this with a non WP level and the client connected with no issues. I've inc ...

Actors not marked as Always Relevant do not replicate to Clients that have possessed a vehicle past 15,000 units of the point of possession

Actors not marked as Always Relevant do not replicate to Clients that have possessed a vehicle past 15,000 units (the sq root of Net Cull Distance Squared) of the point of possession. Note that repl ...

[CrashReport] UE4Editor_Engine!FRepLayout::InitFromObjectClass() [replayout.cpp:2211]

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Error message: Assertion failed: Property->Proper ...

Landscape Grasstype warning causes log spam when landscape is streamed in or out

Using the Landscape Grasstype will generate log spam for the number of Landscape components being used or if using World Composition will generate a log warning for each tile used. The warning ind ...

Lighting data wiped if sub level is hidden while rebuilding lighting for visible levels

When building lighting now you can no longer have a hidden sub level and have it retain it's built light if it was previously built. For instance, if you have a persistent level and hide the sub-lev ...

Extreme Brightness using SLS Specified Cubemaps for Skylights in VR

Surfaces are getting washed out or over brightened when using a Cubemap on a Skylight in VR. Tested 4.15.2 - 3416026 : Does not occur 4.16. p2 - 3415565: Occurs ...

[CrashReport] UE4Editor_AnimGraph!FCSPose<FCompactHeapPose>::GetComponentSpaceTransform() [bonepose.h:533]

This is a trending crash coming out of the 4.18 release and may be a regression. Users have not provided any details about their actions when the crash occurred. Source Context 528 template ...

Child Actor Component outputs error when child class is set to empty using blutility

Child Actor Component outputs error when child class is set to empty using blutility I attached repro proj. ...