Crash with a migrated BP actor using InstancedStaticMeshComponent

UE - Gameplay - Blueprint - Nov 28, 2016

A licensee reported one of their map crashes on open when they tried to migrate from 4.12 to 4.14. There was no crash in 4.13. This seems to be caused by a certain BP actor that adds InstancedStat ...

Crash in K2Node_CallFunction

UK2Node_CallFunction::GeneratePinTooltipFromFunction relies a lot on loops that increment the index used to check the individual characters in the comments. The problem is that there are a few miss ...

Slate UI asset colors washed out on iOS

UE - Platform - Mobile - Feb 24, 2017

UI widgets are appearing a much brighter than they should TEST MACHINE SPECS: iPhone 7, iPhone SE, iPad Pro ...

Need to remove dependency on log2 on Android for older versions

UE - Platform - Mobile - Jun 27, 2017

The log2 function does not exist in libc.so on older Android. Using FMath::Log2 instead solves the issue. ...

GoogleVR fails to package with Gradle

UE - Platform - Mobile - Aug 10, 2017

Packaging with GoogleVR (Daydream) fails with Gradle enabled: https://answers.unrealengine.com/questions/678203/417-exporting-daydream-project-with-gradle-results.html ...

Missing default Marketing Icon for iOS projects

UE - Platform - Mobile - Nov 14, 2017

There is no default image in the Engine for the iOS Marketing Icon. ...

Setting the iOS Marketing Icon results in the icon being displayed at full size and interfering with the ability to scroll through the iOS settings

UE - Platform - Mobile - Nov 14, 2017

Setting an image to be used as the Marketing Icon results in the icon being displayed at full size and interferes with the ability to scroll through the full iOS section. ...

Array index out of range with StopTree

UE - AI - Mar 26, 2019

Crashes when exiting PIE while executing multiple async tasks. By explicitly executing EndTask and FinishAbort of RecieveAbort, this caused by performing out-of-range in array access to InstanceStac ...

New 'UncookedOnly' modules can incorrectly be included as a build dependency after nativization of a Blueprint asset

UE - Gameplay - Blueprint - Dec 20, 2019

The new 'UncookedOnly' module type that was added in 4.24 is not visible to Blueprint nativization, and thus it does not know to exclude these module types from the generated Build.cs file when they ...

SetConstraintBindingID of ConstraintSection on Sequencer cannot be set from Blueprint

UE - Anim - Sequencer - Jan 28, 2021

The SetConstraintBindingID of the ConstraintSection on the Sequencer is the BlueprintPure function. The licensee is trying to parent and child objects on the Sequencer using sequencer scripting, and ...