Unreal Engine Issues

Fix iterative cooks to keep track of CookAdditionalFiles and delete them when the package file that created them is invalidated

A licensee reports they are using the CookAdditionalFilesOverride function in UObject to add files to the project. This file is properly copied into the Staging area during Packaging, and is appropr ...

Make Custom Event names start with "Event"/Fix "Event Event" issue with overridden Events

If you name an Event something like "Event Foo", overriding the event in a ChildBP gives you "Event Event Foo" To avoid this, please make Custom Event names Start with "Event" ...

Dragging and dropping a button into the designer tab of a widget blueprint in 4.8 will crash the engine

If a user tries to add a button to the designer tab of a widget blueprint the editor will crash. ...

Editor ES2 Feature Level preview and Mobile Preview PIE do not limit materials to 8 textures

Fix MM node "Yaw From Animation Blend Rate" for skeleton with root bone rotated X or Y up

Crash on iOS9 when using Apple's CFNetwork library

Many clients have hit a crash due to an Apple library using operator delete on a memory block that was not allocated with operator new. This happens with the following callstack on iOS9 in UE4.13 o ...

Controller::GetPawn() returns NULL in 4.9

Making a call to GetPawn in an AIController class will return NULL which will crash when that return value is used. This is a regression as the call is made successfully in 4.8.3. Working CL: Work ...

Shooter Game Demo Controls have no Textures (Rendering White)

The Textures for the Demo play bars in Shooter Game are rendering White in 4.8.0 release, appears fixed in Main Promotable-CL-2581018. ...

Pawns using Floating Pawn Movement will teleport to the location specified in Move To Location

Pawns using Floating Pawn Movement will teleport to the location specified in Move To Location. From fix CL 2619989: "Fixed FloatingPawnMovement component's issue when controlling AI pawn. Basicall ...

Changing the name of a GameMode Blueprint that is set as the Default in Project Settings and then clicking the Project Settings Default GameMode dropdown will crash the editor

Changing the name of a GameMode Blueprint that is set as the Default in Project Settings and then clicking the Project Settings Default GameMode dropdown will crash the editor. No crash report is ge ...