Connecting a Client to a Server in PIE with Auto Connect to Server disabled will crash the editor

UE - Networking - Feb 22, 2016

Connecting a Client to a Server in PIE with Auto Connect to Server disabled will crash the editor. EDIT: simple test project attached. Make sure Auto Connect to Server is disabled, and PIE with 2 p ...

InterpToMovement Component Causes Crash During PIE

UE - Gameplay - Feb 23, 2016

When using an InterpToMovement component in a blueprint with the "Auto Update Tick Registration" and "Auto Register Updated Component" options unchecked, PIE will result in a crash. Found in 4.10. ...

SetVectorParameterValueOnMaterials In Construction Script Not Working in Packaged Game

UE - Gameplay - Blueprint - Mar 1, 2017

Set Vector Parameter Value on Materials doesn't seem to have an effect in packaged games if used in the construction script. Using it on Begin Play works as expected. This did not occur in 4.14.3. ...

Nativization of Blueprint Subclass of PlayerStart fails

UE - Gameplay - Feb 23, 2018

Fail to package with nativization. cannot convert from 'USceneComponent *' to 'UBillboardComponent ...

When Client Side Navigation is enabled, it is only initialized Server Side

UE - AI - Jun 13, 2018

'Allow Client Side Navigation' no longer appears to register Client-side navigation in 4.20. In 4.19 the logic that was setup to check for it returns both Client and Sever Side navigation systems as ...

Android + Bluetooth Mouse: Hover events and Get Mouse Position on Viewport not working

UE - Platform - Mobile - Jul 11, 2018

No hover events firing when using a bluetooth mouse on android. Tested with 4.20p5 CL# 4173645 4.21 CL# 4179794 ...

Blutility context menu popup shows all pins inside function

OLD - Anim - Jul 23, 2018

ActorAction Blutilites are showing all pins inside a function. This does not happen with editor callable custom events. Also occurring in Main/4.21 CL #4221482 ...

Crash upon attempting to load into session via Join Session in Blueprints on iOS

UE - Networking - Aug 8, 2018

Joining a session on iOS using the Join Session node in Blueprints causes a crash on iOS. This is similar to [Link Removed] but was requested to be entered separately. This has not been reproduced ...

Delay Before Shot Warm Up introduces hitches

UE - Anim - Sequencer - Mar 29, 2019

setting a Delay Before Shot Warm Up can introduce hitches when rendering out a series of frames. ...

Crash when creating an animation

UE - Editor - UI Systems - Jun 7, 2019

The editor crashes when trying to add an animation key frame for the row fill setting for a grid panel ...