Extremely long Spline Point will cause the editor to lose FPS

Tools - Nov 13, 2015

Extremely long Spline Point will cause the editor to lose FPS and crash some machines User Description: A couple of times I've accidentally scaled a spline node to be huge, causing the spline to ...

Controller::GetPawn() returns NULL in 4.9

UE - Gameplay - Sep 3, 2015

Making a call to GetPawn in an AIController class will return NULL which will crash when that return value is used. This is a regression as the call is made successfully in 4.8.3. Working CL: Work ...

Adding a camera to a subsequence through scripting creates the binding in the incorrect binding space

UE - Anim - Sequencer - Jan 27, 2020

Sequencer scripting creates all binding IDs in the root binding space, so when the bindings exist in sub sequences and shots, they will not resolve unless those are opened through the sequence that ...

AMD GPU crash with "Video memory has been exhausted" error when increasing the World Partition world and using Water Body Ocean

UE - Graphics Tools - Terrain - Landscape - Dec 8, 2022

Current steps describe the problem related to "Video memory has been exhausted (#### MB over budget). Expect extremely poor performance" on the AMD video card. In this case, the steps cause the GPU ...

BP with Show 3D Widget enabled does not display the correct vector values in the bp editor

UE - Gameplay - Blueprint - Apr 7, 2015

BP with Show 3D Widget enabled does not display the correct vector values in the bp editor. Note: If you don't see a difference at first, delete the bp in the level and place it again. The widge ...

Blueprint parameter of a function call will break on reload of the editor

UE - Gameplay - Blueprint - Jun 8, 2015

When using a code created function call inside of a blueprint that takes in a pointer to a UBlueprint as a paramter the pin for setting the desired blueprint will cause a compile error when the edit ...

Changing screen percentage while in VR Preview will change screen coords for post process shaders

UE - Platform - XR - Jan 30, 2015

If a post process volume is set to use a material shader, reducing the screen percentage while in VR Preview will shift the coordinates left/right. ...

Cannot set the Rotation value of an Instance Static Mesh component if the scale is set to zero

UE - Gameplay - Feb 3, 2015

Cannot set the Rotation value of an Instance Static Mesh component if the scale is set to zero. This can be done with StaticMesh components and standard Static Meshes in the level. ...

Hot reload does not update Enum entries

UE - Gameplay - Blueprint - Oct 13, 2015

Performing a hot reload after updating an Enum will not reflect the update until the editor is closed/reopened. UPDATE (8/23/17): Restarting the editor dose not immediately update the enum. When ...

Subtitle settings are ignored after editor restart

UE - Editor - UI Systems - Localization - Nov 11, 2016

If the Subtitles Enabled setting is set to false, subtitles will still display after restarting the editor regardless of Subtitles Forced Off setting. ...