Character Movement values do not reset to defaults

Tools - Mar 9, 2015

Character Movement values do not reset to defaults. Changing a value and then using the arrow to Reset to Default updates the number displayed in the Details panel, but the value does not update dur ...

The World Outliner will only show one Child Actor on a Blueprint that has multiple Child Actors in its Components tab

Tools - Apr 13, 2015

The World Outliner will only show one Child Actor on a Blueprint that has multiple Child Actors in its Components tab. Note that all Child Actor Components added via the Construction Script will dis ...

Setting NavModifierVolume's AreaClass at runtime does not result in navmesh rebuilding

UE - AI - Apr 23, 2015

The volume does accept the change and if it gets moved the navmesh will rebuild with new area set. The core issue is that setting NavModifierVolume.AreaClass at runtime does not notify navigation sy ...

The Toggle Comment Bubble button for Reroute nodes does not revert the comment bubble to constant visibility

UE - Gameplay - Blueprint - Nov 21, 2015

The Toggle Comment Bubble button for Reroute nodes does not revert the comment bubble to constant visibility if the bubble is set to only appear when the node is hovered over. This does not occur w ...

Physics assets in blueprint react differently in sublevels

UE - Gameplay - Dec 16, 2015

Physics assets within a blueprint react improperly when placed in a sublevel. This error can clearly be seen within a user's youtube video located here: [Link Removed] Note: The fan asset attac ...

Apex Cloth will not render correctly with cloth assigned to multiple materials

UE - Simulation - Physics - Character - Nov 12, 2015

Apex cloth material assigned to multiple material elements will not render correctly in Persona or when PIE/Simulate in the editor. Any material element other than element 0 will be masked/invisible ...

Mass is not calculated if an object's Collision Enabled field is set to No Physics Collision even when Simulating Physics

UE - Foundation - Core - May 22, 2015

If an actor has 'Simulate physics' enabled and the Collision Enabled field is set to anything other than Collision Enabled (i.e. OverlapAll sets this to No Physics Collision) then mass is reset to 1 ...

Crash Occurs When Generated Item Type Doesn't Match Return Type

UE - AI - Jan 7, 2016

After creating the example generator that is displayed at the bottom of the documentation linked below, a crash will occur if the Generated Item Type is set to EnvQueryItemType_Actor (which is the d ...

Setting location of Child Actor inside of OnConstruct causes the ChildActor to leave behind non-referenced instances

UE - Gameplay - Feb 10, 2016

If the ChildActorComponent on a mesh is attached to a component and then has its location set in the OnConstruct function, it'll leave behind non-referenced instances of itself. This is most apparen ...

Timeline tracks can be given the same name as existing execution inputs, and renaming them and compiling will cause a crash

UE - Gameplay - Blueprint - Jan 13, 2015

Timeline tracks can be given the same name as existing execution inputs, which causes some unusual behavior when dragging off the pin. Renaming them will rename the execution pin instead, and compil ...