Unreal Engine Issues
Unreal Engine Issues
Multiple Blueprint compilation passes required to fix up event binding to dispatcher after event rename
UE - Gameplay - Blueprint Compiler - Nov 30, 2021Renaming a custom event bound to an event dispatcher via a Create Event node requires two compilation passes to fix up the binding. upd. Regression was checked on //UE4/Release-4.26 CL 15973114, i ...
Value for how long jump key is held is not updating while PIE and max jump count is 0
UE - Gameplay - Apr 14, 2017I'm at a loss for what is going on here. This was observered while working through the first 2 steps of UEQAT-2780 (JumpTest.PNG shows those steps). This works in 4.15.2, but not in 4.16. If you cha ...
UMG Slider displays long or wrong percentages when Step Size is set to 0.1
UE - Editor - UI Systems - Apr 24, 2020When the Step Size is set to 0.1 for a Slider and Slider value is multiplied by 100, it will display weird numbers when moving the slider back from 100%. Changing the Step Size to 1 and changing th ...
Assertion failed: (Index >= 0) & (Index < ArrayNum) when importing large Alembic file
UE - Editor - Content Pipeline - Datasmith - Importer - May 3, 2022Regression testing done on //UE4/Release-4.27.2 CL-18427296 and this issue did occur. [Link Removed] [Link Removed] Below is snips of customers description and proposed workaround:Importing alembi ...
When IOStore is enabled, -createchunkinstall separates out chunk-non-0 pak files but not utoc/ucas files
UE - Foundation - Data Pipeline - Cooker - Dec 12, 2022The -createchunkinstall option is used to separate out chunk>0 CDN/patch data from the main packaged app, but when using it with the IOStore enabled, only the pak files are separated out but not the ...
Child actor primitive root component failing to decrement attachment counter to 0 before UPrimitiveComponent::FinishDestroy
UE - Framework - Components - Aug 8, 2024Dragging a BP actor containing a child actor component of an actor class with a static mesh as its root component into the scene viewport will cause artifacts and hit SceneData.AttachmentCounter.Get ...
"Distance Field Resolution Scale" in Build Settings is set to 0 by importing assets via "Import into a level"
UE - Editor - Content Pipeline - Import and Export - Mar 18, 2022"Distance Field Resolution Scale" in Build Settings is set to 0 by importing assets via "Import into a level". That causes not to genarate any distance field meshes of all assets imported via "Imp ...
Crash when using Share Material Shader Code and Native Metal Libs with r.Shaders.Optimize=0
UE - Rendering Architecture - RHI - Mar 17, 2020Using r.Shaders.Optimize=0 with native metal libs results in a crash of the packaged build at runtime. Workarounds is to either not use native metal libs for text shaders or in MetalShaders.cpp co ...
iOS apps crash on devices with iOS version 11.2.2 when Metal 2.0 is enabled
UE - Platform - Mobile - Jan 22, 2018Launching an iOS App that is set to Metal 2.0 on a device with iOS version 11.2.2 causes the app to crash and return to the home screen. This was tested on an iPad Pro as I do not have access to any ...
[CrashReport] Mac/Metal crash due to enabling Metal 2.0 on 10.12.6
UE - Graphics Features - Oct 26, 2017This is an early trending Mac/Metal crash coming out of 4.18. Mark.S: _Revised Statement: Users are trying to enable Metal 2.0 on 10.12.6. The iOS settings panel lets me show warnings about this st ...