Unreal Engine Issues
Unreal Engine Issues
2 GB/hr Memory Leak on levels that are not enclosed
UE - Graphics Features - Feb 19, 20162 GB/hr Memory Leak on maps with no Sky Sphere or Atmospheric Fog to occlude empty space. The leak also occurs during general usage, but was tested with a blank project and an absolutely blank leve ...
Niagara System User Parameters Resetting After Closing the Editor
UE - Niagara - Jan 18, 2019Niagara System user paramemters will reset upon restarting if they are used in a Blueprint. This also occurs to the system if you move the blueprint after making changes then pressing Ctrl+Z. Foun ...
Dynamic Delegate with Return Value can't be set with BP Function
UE - Gameplay - Blueprint - Jan 20, 2019"showdebug abilitysystem" shows incorrect attribute stats for debug target
UE - Gameplay - Mar 11, 2020When using 'showdebug abilitysystem' and switching debug target actor with Page Up and Page Down. It will not change to show the debug attributes info for the new target. The debug will still only s ...
Spline Array created in code cannot be edited in a blueprint
UE - Gameplay - Components - Apr 20, 2015If a TArray of spline components is created in code it is not possible to edit/add nodes to the spline inside a blueprint. ...
Spline Mesh Component created from KML file doesn't render in PIE after spline point change
Tools - Oct 8, 2015Spline Mesh Component created from KML file doesn't render in PIE after spline point change I cannot get this to occur outside of the users test project. He is pulling data from a KML file, creatin ...
P_GPU_particls_collision2 barely visible when rendering in OpenGL3
UE - Graphics Features - Aug 17, 2016I first experienced this on my Linux machine using a P4 build. I checked it against Windows in DX11 and did not experience the issue. Afterwards, I followed the above repro steps and saw it was occ ...
Static code functions cause associated blueprints to not compile after a hot reload
UE - Foundation - Cpp Tools - Hot Reload - Oct 14, 2016If a function inside a BlueprintFunctionLibrary class is declared as static, instances of the function node inside blueprints cause the blueprint to not save after a hot reload. This does not affec ...
Base Pose Type Not Retained When Retargeting Animation with Additive Anim Type
UE - Anim - Rigging - Retargeting - Apr 22, 2022Occurs 3/3 Times Base pose animation is not retained when retargeting animation with an additive anim type. ...
Clipping bsp brush rotates clipped face on brushes that have their X,Y,Z values altered
UE - LD & Modeling - Modeling Tools - BSP - Sep 17, 2015If a bsp brush is rotated, then the brush clipping feature is used the "Brush Clipping" feature will rotate the created face by 90 degrees or disappear entirely (if set at an angle). ...