OnComponentBeginOverlap and EndOverlap are called multiple times when moving in a Skeletal Mesh component's collision

UE - Simulation - Physics - Jul 7, 2015

OnComponentBeginOverlap and EndOverlap are called multiple times when moving in a Skeletal Mesh component's collision. This does not occur with a Static Mesh's collision. Test project available her ...

Shader compilation errors when packaging for iOS after disabling force full precision

UE - Platform - Mobile - May 29, 2024

User report: I want to run iOS shaders with half precision floats as I do on Android. If I disable Force 32 bits Floating Point Precision, there are unfortunately a bunch of shader compilation error ...

iOS movie become laggy and crashes when played in iPhone 6/6s.

UE - Platform - Mobile - Feb 24, 2017

Movie play in iOS is laggy and crashes in some movie. This issue seems to be happening when the movie is played in umg widget. Tested in 4.14.3 4.15 Dev_Mobile Latest as of 2/24 Original UDN post ...

Crash while closing Create Blank New Blueprint window after attempting to name blueprint the same name as another blueprint

UE - Gameplay - Blueprint - Jul 27, 2016

Crash while closing Create Blank New Blueprint window after attempting to name blueprint the same name as another blueprint. This crash only occurs when attempting to close the window using the "X" ...

[CrashReport] UE4Editor_CoreUObject!TFastReferenceCollector<1,FGCReferenceProcessor<1>,FGCCollector<1>,FGCArrayPool,0>::ProcessObjectArray()

UE - Foundation - Core - UObject - Jul 19, 2017

This is a common crash affecting users in 4.16. Over 100 users have been affected, although they have not provided additional information. Source Context 469 TokenStreamIndex++; 47 ...

Cannot specify custom window positions in "windowed mode" for packaged games

Tools - Nov 30, 2017

There is an issue where you cannot specify a specific location for a windowed packaged game when using a command line to open the project, the project will move to that position for a brief moment b ...

BlockingVolume is not working in Infinity Blade: Ice Lands once packed

Docs - Samples - May 11, 2016

BlockingVolume is not working once packaged while using the Frozen Core map from Infinity Blade: Ice Lands. BlockingVolume is working if you manually add it to Infinity Blade: Ice Lands. This has be ...

Mali offline compiler v6.4 has compiler error in Platform Stats of material editor.

UE - Platform - Mobile - Mar 28, 2019

if the build error is not reproduced, please open another material. Error from 4.21.2 version [Image Removed] Error from 4.22 preview 7 version [Image Removed] This is reproduced in Win10 Enter ...

MemReport does not seem to respect mesh streaming

UE - Rendering Architecture - Aug 6, 2024

The function "FStaticMeshLODResources::GetResourceSizeEx(...)" does not take into account that the buffers might be emptied, due to Mesh Streaming. This causes "obj list" to report sizes larger than ...

HUD materials in VR appear off centered (more towards the top left)

UE - Platform - XR - Jun 28, 2016

If the user uses a draw material simple in the HUD blueprint and then boots up VR the material appears to be offset. In this case the material is supposed to be fullscreen. However, it only covers a ...