Attempting to use the Fill Data Table from CSV File node will result in a crash if the CSV file is open when running. ...
TriggerMontageEndedEvent is calling RemoveAtSwap after the NotifyEnd callback which is not safe if the ActiveAninNotifyState array is modified by the callback. WorkAround: Add a Delay node befo ...
Also, reported here: https://udn.unrealengine.com/questions/497277/stale-perceptualdata-in-aiperceptioncomponent.html ...
When modifying the value of "Auto Success Range from Last Seen Location" to a value that is not it's default, you can not set it back to its default -1 one value. This was reported and tested in 4 ...
During compile on the fly if the evaluation field is invalidated SubSectionField data will not have been properly serialized and the meta data will not be populated correctly, as the custom serializ ...
User reported that Soft Object Pointers may not fire RepNotifies properly. This is likely also the case with Weak Object Pointers (and other similar wrappers). The main problem is that these all ge ...
The editor appears to have longer load time as compared to an older engine version (4.20.3 loaded in seconds while newer version appear to load the same project in over a minute) ...
The construction script for a custom actor blueprint does not execute after drag when the scene component is selected. Tested in 4.21.2 (CL - 5660361), 4.22.1 (CL - 6063286), 4.23 (CL - 6248266) ...
Decals are not being captured by environment reflections. Last working in 4.20.3 ...
GPU Particles will always have a lifetime of one second when using a collision module. This is a result of an issue with how off screen timing is handled. GPU particles that are off screen should on ...