Unreal Engine Issues
Unreal Engine Issues
[AI] ZoneShapeComponent does not allow for setting lane profile per point when it is added to a BP
UE - AI - Aug 21, 2023Adding a ZoneShapeComponent to an Actor BP does not behave as expected. You cannot use the shape as a polygon with per point lane profiles like what is needed for an intersection. When attempting to ...
[AI] ZoneShapes visualization does not reset after selecting another actor
UE - AI - Jul 26, 2023ZoneShapes do not reset visuals when being de-selected and re-selected. The last piece of the zone shape to be selected will still show as selected when the shape is re-selected, but using the edito ...
[AI] Editor crashes when editing values of an FInstancedStruct's TArray inside of a BP
UE - AI - Jun 30, 2023While using a custom struct that contains a TArray member variable with FInstancedStruct, you cannot edit it in the editor without a crash. Other structs and types work as expected even if they deri ...
[AI] ZoneGraph does not automatically rebuild when Build ZoneGraph While Editing flag is enabled.
UE - AI - Feb 16, 2023ZoneGraph is failing to build automatically in the editor even when the flag for Build Zone Graph While Editing is enabled. Things tried that do not cause an automatic rebuild are:Moving, rotating, ...
Subcategories in Visual Logger do not Remember Open/Closed State
UE - AI - Aug 2, 2022Within the actor snapshot area, you can categorize information into different sub-trees, each of which are expandable. However as you scrub through the timeline and new events happen, any sub-catego ...
A crash happens with a combination of Event Receive Tick AI and a pawn losing possession
UE - AI - May 18, 2022User reports this is a regression because it worked in 4.27, but they converted to 5.0.1 and now it causes a crash. However, I'm unable to verify this at this time. A crash happens with a combinati ...
Editor freezes up when dragging the scroll bar of the Visual Logger window when a bvlog file isn't loaded
UE - AI - May 21, 2021When adjusting the scroll bar in the Visual Logger window, the editor freezes up. There is no callstack provided in the logs. The only way to close the editor at that point is to close it through th ...
Crash when adding a pawn that has a SetSenseEnabled node set to true on Begin Play and then playing the game
UE - AI - Apr 20, 2021When adding the SetSenseEnabled node to a Pawn and controlling another pawn that has an AIPerceptionStiumuliSource, the editor crashes. I tested using other senses such as Hearing and the crash occu ...
Crash playing in a Listen Server PIE session with an EQSTestingPawn in the world
UE - AI - Jun 11, 2020REGRESSION Was not able to reproduce this in 4.24 Crash occurs when the user attempts to run a networking PIE session in a world containing an EQSTestingPawn actor. I was not able to reproduce thi ...
STAT_AI_BehaviorTree_InstanceMemory is sometimes wildly inaccurate
UE - AI - Jun 10, 2020From the UDN thread: Turns out this is caused by the way this stat was implemented for the FBehaviorTreeInstance struct: 1) You call IncMemoryStats on construct, before the struct is populated with ...