Filmic tonemapper doesnt decode 32BPP encoded formats

UE - Platform - Mobile - Jan 20, 2017

tonemapper film must decode the encoded format before processing. ...

Crash when Dragging Skeletal Mesh with Apex Clothing into Level

UE - Simulation - Physics - Character - Jan 25, 2017

A crash occurs when you add/drag a skeletal mesh with Apex clothing into the scene. The user reporting the issue managed to find where the crash occurs and added a comment for assistance where to lo ...

KiteDemo: Failed to load Outer for resources

Docs - Samples - May 3, 2017

While testing KiteDemo for 4.16 Sample Pass – //UE4/Release-4.16 CL 3420042 in Binary – Two warnings occurred when opening the project.LoadErrors:Warning: Warning CreateExport: Failed to load Outer ...

IOS-Shipping memory managentment failed for std::string

UE - Platform - Mobile - Oct 8, 2018

[Image Removed] [Image Removed] [Image Removed] if strip with -x option, it will fix this issue. ...

Linux Vulkan editor crashes OOM on older graphics cards

UE - Graphics Features - Oct 19, 2018

Vulkan editor is very crashy on older cards due to memory pressure. I have to switch to OpenGL to work on the unrelated bugs. I'm attaching the details of the particular failure I had (see VulkanMe ...

Unable to delete levels with Particles in them

UE - Gameplay - Oct 9, 2019

The engine is unable to Level that has a Blueprint actor with a child actor component that has a particle system component. The follow message pops up: World /Game/LevelName.LevelName is in use. — ...

Two sections can be created when MovieScene3DAttachTrack is added from Sequence Scripting

UE - Anim - Sequencer - Oct 17, 2019

If you add a track for Attach from Sequencer Scripting and add a section to it, two sections are automatically added.If you don't use Sequencer Scripting, only one section will be added ...

Saving Level changes the Rotation of actors with parent-child relationships

UE - Gameplay - Components - Nov 14, 2019

According to the licensee report, UnrealMath.cpp (588) constfloat SINGULARITY_THRESHOLD = 0.4999995f; It seems that this can be avoided by changing the above value. However, changing SINGU ...

Particles are only activated when the camera moves back

UE - Niagara - Mar 3, 2020

UParticleSystemComponent :: CanConsiderInvisible () Particles determined to be invisible by MaxSecondsBeforeInactive seem to be activated only when the camera moves back. Is this correct behavior? ...

FLowLevelMemTracker::GetTagAmountForTracker with CustomProjectTag returns 0 always

UE - Foundation - Core - May 7, 2020

FLowLevelMemTracker::GetTagAmountForTracker with CustomProjectTag returns 0 always. Because of FLLMTracker::FLLMThreadState::GetFrameStatTotals don't amount to about CustomTags. Following code will ...