Unreal Engine Issues
Unreal Engine Issues
Objects moved by Matinee that is paused or stopped retain non-zero ComponentVelocity
UE - Gameplay - Player Movement - Apr 28, 2016Jumping off an object moved by a matinee that is stopped during movement will impart a velocity to the character, even though the object appears to be stopped. This is because ComponentVelocity is o ...
DrawDebugSphere & DrawDebugAltCone deref nullptr if used in constructors
UE - Graphics Features - May 2, 2016\Engine\Source\Runtime\Engine\Private\DrawDebugHelpers.cpp DrawDebugSphere and DrawDebugAltCone both try to dereference variable 'LineBatcher' without checking for null, as the other DrawDebug func ...
FXmlFile asserts on valid empty XML documents
Tools - May 5, 2016Code asserts because it assumes that a self closing node is within another node or has another node left in the doc to parse ...
BP - Invalid component variable reference 'Access None' spam in a dedicated server build if the component class returns 'false' for NeedsLoadForServer().
UE - Gameplay - Components - May 10, 2016If a component class returns 'false' for NeedsLoadForServer(), then variables will not be included in the class in a cooked/packaged dedicated server build, and thus any variable references in scrip ...
UFUNCTION in a derived class with a different signature will cause a crash when called
UE - Foundation - Core - May 12, 2016Reported by AnswerHub user. UHT should block UFUNCTIONs which hide other UFUNCTIONs with the same name but different signature. ...
CheckDefaultSubobjects() appears to not properly validate Blueprint Class instances
UE - Gameplay - Blueprint - May 17, 2016It looks like maybe CheckDefaultSubobjectsInternal() isn't set up to handle non-native (i.e. Blueprint) class types? As well as AActor::CheckActorComponents() perhaps? ...
Crash on aborting main task of behavior tree's parallel node
UE - AI - Jun 12, 2015It seems that we're getting an intermittent crash when killing a pawn that's executing a parallel node. It's crashing in BehaviourTree.cpp on this code: UpdateInstance.ParallelTasks[ParallelTaskId ...
Crash when Scrubbing Matinee Slider with Sound Wave using Subtitles
Tools - Jun 11, 2015A crash occurs when scrubbing the matinee slider with a 'Sound Wave' that has 'Subtitles' enabled. You need to enable 'Subtitles' within the settings of the asset. Tested issue in 4.7.6 and did no ...
DynamicModifiersOnly navmesh generation mode doesn't work
UE - AI - Jun 22, 2015When project is set up for Dynamic Modifiers Only navmesh generation the pathfinding simply doesn't work (due to missing navmesh). It does get generated properly in the editor, but is no longer ther ...
Having an "IsShiftDown" node with a branch in the On Key up event will cause a crash
UE - Gameplay - Blueprint - Jun 16, 2015If a user uses an IsShiftDown node inside of an OnKeyUp override it will cause the editor to crash. ...