Static shape components need to have Dynamic Obstacle set to actually use Area Class

Gameplay - AI - Nov 17, 2020

Many licensees like to use ShapeComponents as blocking volumes instead of proper volumes, as they can be more easily placed and sized in the editor. The docs and code make it sound like it is possib ...

Network profiler can report sent RPCs despite a null ViewTarget preventing the send

Networking - Nov 17, 2020

Due to the hard-coded 1.5 second timeout for clients in UNetDriver:if ( OwningActor != NULL && Connection->State == USOCK_Open && ( Connection->Driver->GetElapsedTime() - Connection->LastReceiveTime ...

When setting in PreviewGameLaunguage, the package application always adds "culture" to the argument

Tools - Localization - Nov 12, 2020

Whenever packaging project from Launcher with a PreviewGameLanguage set, the culture="preview language" is added to the UE4CommandLine.txt file. Can avoid this issue by setting "None" in PreviewGam ...

"Get Sense Class for Stimulus" node doesn't return AISense class when using "Make AIStimulus" struct as input

Gameplay - AI - Nov 11, 2020

This issue was reported by an user. I reproed the issue and created this Jira ticket for the user. User was trying to to add values to the 'Stimulus' struct coming straight out from 'On Target Perc ...

Compiling with VS2019 16.6 later causes garbled characters in output window

DevTools - UnrealBuildTool - Nov 10, 2020

Using old behavior by applying true to NMakeUseOemCodePage property solves this issue.  in VCProject.cs​// Project globals (project GUID, project type, SCC bindings, etc) { VCProjectFi ...

Meshs in a hidden sublevel may generate incorrect navmesh

Gameplay - AI - Nov 6, 2020

If the level has hidden sublevels, the regenerated navmesh result appears to have a hidden sublevel mesh placed at the origin. Apparently, the reason is that bNavigationRelevant is no longer consid ...

Default values specified for local BP variables of type DateTime and Timespan don't actually work

Gameplay - Blueprint Runtime - Nov 6, 2020

Have attached examples of this in action, including breakpoints showing the FDateTime::Ticks count as zero. Also showed that this is an issue for the existing GetYear/GetMonth/GetDay methods (and an ...

Camera Component struct instance parameters not recorded by Take Recorder when recording to Spawnables

Anim - Sequencer - Nov 3, 2020

Filmback settings don't have their default values recorded from the source actor in Take Recorder when recording to spawnables. ...

Can't Play In Editor after editing color value in color picker

Anim - Runtime - Oct 23, 2020

Can not launch PIE after set the value in color picker window to enter a number from the keyboard. Choose the color value with the picker or close the window with the Cancel button to return to it.  ...