Unreal Engine Issues

Ctrl + z still active in PIE

Users can select ctrl + z while playing in Editor causing PIE to stop and undo last change, often freezing the editor temporarily, and sometimes causing a crash. Workaround: This does not occur if ...

Crash When Selecting Actor in the World Outliner That is Using ColorGradingMode

When selecting an actor in the World Outliner that is using the ColorGradingMode specifier (ColorGradingMode = "saturation"), the editor crashes. This did not occur in 4.15.3. This is a regression ...

Editor crash when calling SGridPanel::SetRowFill

Calling SGridPanel::SetRowFill on an actor's BeginPlay causes the editor to crash with the callstack provided The reporter mentioned SetRowFill uses if() statement where SetColumnFill uses while() ...

Box Collision component with physics interacts with the player capsule when set to Overlap only

Box Collision component with physics interacts with the player capsule when set to Overlap only. This only seems to happen when both the Box Collision and the player capsule are set to Generate Ove ...

Building Lighting fails when lightmass importance volume scale is large

There is an issue when attempting to build lighting with a large lightmass importance volume when you build the lighting the editor freezes. This issue appears to be a regression Versions tested: 4 ...

SceneCaptureComponents do not respect changing visibility or hidden in game for their preview mesh

Controller Assignments appear incorrect for UI when "Skip Assigning Gamepad to Player 1" is set to true

When using a controller to navigate/ interaction with UI it appears that the "Skip Assigning Gamepad to Player 1" option is not taken into account when assigning input for UI. ...

Engine crashes after editing a struct variable in use.

After editing any struct variable in use such as adding, removing, or editing, and then compiling afterward the engine crashes. Sometimes it crashes after a few seconds. ...

Collision change is not replicated to clients when server makes change to the scale of a mesh

When the scale of a mesh is changed on the Server, the collision change of that mesh is not replicated properly to clients, resulting in the collision being different between the server and client. ...

Moving forward via the scroll wheel will cause the loss of movement in the viewport

When using the scroll wheel to move, the user will gradually come to a stop when going forward and will increase in speed when moving backward. If the user moves forward using this method until they ...