Unreal Engine Issues

FPS drop (present time increase) when moving the editor windows to secondary screens

The licensee has mentioned that they also see an FPS drop without a second monitor, so this can happen just by separating windows out on the same screen. ...

Repeated GPU Timeout after drawing to render target

(Enduring Games) Included Insights trace to show the memory spike in LLM followed by some pretty large time cost frames in the timeline. (Link to insights trace in comments section) ...

Texture share plugin for UE5.1 could not work as expected.

Editor becomes unresponsive while Compiling with Save on Success of a Widget Blueprint that contains a Breakpoint in Pre Construct

This is not a regression. Tested in //UE5/Release-5.2 CL26001984 Editor becomes unresponsive after compiling with save on success a widget blueprint that has logic flagged with a breakpoint within ...

Enhanced Input Action Triggers may be silently ignored when using multiple bindings in a context

The root cause appears to be an order of operations change made for [Link Removed] (CL 18309493 in UE5/Main). On EnhancedPlayerInput.cpp:238, the TriggerStateTracker is combined with state evaluated ...

Volumes visible on screen cannot be selected with box selection if "Box Select Occluded Objects" is enabled

When using box selection with "Box Select Occluded Objects" enabled, volumes in the box selection zone are not able to be selected. ...

FBoneContainer::MakeMeshPoseIndex crash (out-of-bounds array)

When changing the Visibility of a RetainerBox wrapped widget to “Not Hit-Testable(Self&AllChildren)”, the widget incorrectly accepts the hit test

The result of changing the Visibility of a widget placed as a child of RetainerBox is not reflected. Here we have disabled hittest for the Button widget, but hittest is incorrectly accepted. This is ...

Collision Boxes not set properly when using negative values

When using multiple collision boxes with the mesh scaled in a negative axis while the collision boxes are rotated that the rotation is not taken into account when using the negative scale. ...

Changes to code during a compile are not registered if compile is canceled/restarted

While the editor is compiling a hot reload, if project code is changed and the compile is canceled, code changes are not reflected upon next editor compile. ...