Unreal Engine Issues
Unreal Engine Issues
TVOS - Packaging CPP project fails when "Support Bitcode in Shipping" enabled
UE - Platform - Mobile - Dec 13, 2018Unable to package a CPP project with Bitcode enabled Confirmed in MAIN 4.22 @ CL 4655014 with error [404/405] sh /Users/compile/UE4/Builds/RDU-WD-11740/D/Projects/AJ_421CPP_4.22/Binaries/TVOS/ ...
Painted Vertex colors are not retained when using "Convert Selection to Blueprint Class" in Child Actor mode
UE - Gameplay - Blueprint - Aug 25, 2020From the User Submission: I spent some time poking through the FComponentInstanceDataCache code and noticed that there is no component instance data saved/applied for'native' component types, so si ...
Overridden Interface Functions in Child BPs lose array output pins after closing/reopening the project and become invalid
UE - Gameplay - Blueprint - Feb 7, 2015Overridden Interface Functions in Child BPs lose array output pins after closing/reopening the project and become invalid. Reproduced in Main //depot/UE4/Promotable-CL-2434822 ...
UMG Throbber is not showing in project when using 'Set Number of Pieces' node off of Event tick
UE - Editor - UI Systems - Apr 22, 2015If you add a throbber to a UMG Blueprint and use the Graph of the Blueprint to change the 'Set Number of Pieces' and use 'Event Tick' to tick the widget, the throbber widget will not appear on scree ...
Typos in Math_Hall of ContentExamples
Docs - Samples - Sep 20, 2016Need to update label from 0 to 1 on the left slider of display 1.6Need to update labels for small slider on display 1.10 to display 0, 1, 2 as those values can go up to 2Need to update 1.12 Example ti ...
Renaming Blackboard Key Not Updating Behavior Tree References
UE - AI - May 17, 2016When renaming a blackboard key using the Entry Name box in the key's details panel, the names of the references in the behavior tree are not updated automatically. This is inconsistent behavior be ...
Replacing Selected Actors does not replace all references.
Tools - Oct 21, 2015When using the "Replace Selected Actors with" feature in the editor, references to the replaced actor are not updated to reference the new actor (where valid). They will appear to be replaced until ...
Physics Constraints have unexpected behavior when used on nested static mesh components
UE - Simulation - Physics - Jul 5, 2017Physics Constraints have unexpected behavior when used on nested static mesh components. Simulating inside of the blueprint has a similar effect to what is expected but when the BP is added to the l ...
[CrashReport] FUniformExpressionSet::CreateUniformBuffer() materialuniformexpressions.cpp
UE - Graphics Features - Jul 14, 2017This is a common crash occurring for users in 4.16 User Descriptionsdeleting a texturecrash occurred when reverting two textures Source Context 266 /** 267 * @returntrueifthis ob ...
Interpolators of Particle Dynamic Parameters Need "nointerpolation".
UE - Niagara - Aug 1, 2019Regardless Niagara or Cascade, dynamic parameters for particles are passed to pixel shaders from vertex shaders via InterpolantsVSToPS. It can cause a precision error on some materials, for example ...