Crash when adding an Event Write node to a Niagara Scratch Pad module

Rendering - Niagara - May 13, 2021

It seems that the crash is related to all of the "Write" events. I tested the Event ChaosDestruction Write, Event Float Write, and Event Bool Write and all 3 caused the crash, but their "Read" count ...

Fast Path pin update can break when anim BP compilation generates warnings

Anim - Runtime - May 13, 2021

It seems that a Anim BP that generates a warning will break the updating of pins that are connected via fastpath in other parts of the graph. This was reported on the following UDN: [Link Removed] ...

HeaderMarkForPacketInfo.GetNumBits() == 0 when closing NetConnection during Tick

Networking - May 12, 2021

Licensee reported getting this error on PS4 after losing internet connection or putting the console into rest mode. See linked UDN for callstack. The NetConnection calls Close during its Tick, due ...

When the sequencer is shot, the constraint Binding ID becomes an unresolved binding

Anim - Sequencer - May 12, 2021

This problem is not reproduced in 4.25. ...

SkyLight IBL looks blurry on Android

Platform - Mobile - May 12, 2021

Control Rig: Setting the components of a Vector in the graph can overwrite the default values of other variables

Anim - ControlRig - May 11, 2021

It seems that setting the component values of a vector via a Set node in Control Rig can effect the default values of other blueprint variables in the Control Rig. See the attached video for more d ...

A crash can occur when modifying a user-defined struct asset that's indirectly accessed through a variable node.

Gameplay - Blueprint Editor - May 11, 2021

If a user-defined struct-type variable is declared in one Blueprint, and that variable is then indirectly accessed in a second Blueprint through a reference to the first Blueprint, modifying the str ...