LIVE: Static BlueprintCallable function crashes in standalone mode

UE - Gameplay - Blueprint - Oct 29, 2014

If the user creates a BlueprintCallable static function the editor will crash when playing in standalone mode. If the function is not static the node will have an additional pin and Blueprint will n ...

Shadow Map Method Shadow Maps doesn't allow for Static Meshes to shadow Moveable Meshes with a Stationary Light source

UE - Graphics Features - Shadows - Jan 5, 2023

This is a regression tested in //UE5/Release-5.0 CL20979098 Shadow Map Method Shadow Maps doesn't allow for Static Meshes to shadow Moveable Meshes with a Stationary Light source. ...

Crash when building lighting with a Basic shape in the level

UE - Graphics Features - Lumen - Oct 25, 2019

Crash occurs when building the lighting with any Basic shape in the level. This crash occurs with Niagara plugin both enabled and disabled. This issue does not occur in 4.23 Issue only occurs on M ...

Frequent crash building lighting after sculpting landscape

UE - Graphics Features - Dec 21, 2016

Frequent crash occurs once when building lighting after editing a landscape. I added components to the landscape, sculpted, and flattened it. I wasn't able to reproduce the issue again, so the abo ...

Crash when executing Rename Asset or Duplicate Asset and other functions in Scripted Actions

UE - Gameplay - Blueprint - Jan 8, 2019

In Scripted Actions, if you execute a function after using Rename Asset or Duplicate Asset, it will crash. If you do not execute the function it will not crash. ...

Assertion in a packaged build when Light propagation volume is set to 1

UE - Graphics Features - Sep 1, 2017

Assertion in a packaged build when Light propagation volume is set to 1 ...

'Can Jump' functions differently in 4.13

UE - Gameplay - Sep 2, 2016

'Can Jump' functions differently in 4.13 User Description: "Can Jump" doesn't update in an appropriate manner in 4.13. In 4.12 it would return true while grounded, false while in the air, and the ...

Blueprint function input default values only a text field

UE - Gameplay - Blueprint - Mar 2, 2015

When you create a new variable you get a useful default value specification option for the given type. However, for a function input the values are just a string which requires knowing the arcane s ...

GAS: FGameplayAbilitySpecHandle lacks invokable serialize function

UE - Gameplay - Gameplay Ability System - Dec 15, 2023

FGameplayAbilitySpecHandle is a struct that can be replicated by-design to identify a granted GameplayAbility in server-client communication. This works fine with default struct replication using FR ...

Niagara Component can crash if ticked with a null tick function

UE - Niagara - Mar 12, 2021

Niagara components don't null check their tick functions, and can cause a crash as a result. Compare to UParticleSystemComponent::TickComponent which does. It's fairly common in the engine to pass n ...