Unreal Engine Issues
Unreal Engine Issues
Project fails to compile if UFUNCTION parameter shares a name with a previously defined UPROPERTY variable
UE - Foundation - Core - Feb 29, 2016If the name of a UFUNCTION parameter matches the name of a previously defined UPROPERTY variable, the project will fail compile due to the following reason: Function parameter: '[Variable/Paramter ...
Cannot Set the Arrow Component Size Correctly within Construction Script as Actor Blueprint
UE - Gameplay - Blueprint - May 19, 2015Setting the arrow size of an added arrow component via the Construction Script, does not update unless the 'Set Arrow Size' is plugged into the 'Set Arrow Color' function. The expected outcome woul ...
ALight::Destroyed() doesn't call Super::Destroyed()
UE - Gameplay - Feb 25, 2016A licensee mentioned that If you see ALight::Destroyed() in Engine\Source\Runtime\Engine\Private\Light.cpp, you can see Super::Destroyed() is't called in the function. ...
Instanced Static Meshes do not Cast Shadows correctly when Baked
UE - Graphics Features - Aug 31, 2016When an instanced mesh that is added in the construction script is far enough away from the root component and has it's lighting baked the shadow will not render or will render incorrectly. This w ...
Hot Reload does not update blueprint pins
UE - Gameplay - Blueprint - Jan 15, 2015When changing the variable type or return type of a function in code and hot reload in the editor, blueprints that use the variable/function do not have their pins updated until the editor is closed ...
Dynamic Shadow Distance only working for values below 20000 on translucent materials
UE - Graphics Features - May 31, 2018The dynamic shadow distance movable light setting is only working for values below 20000 on translucent materials. The shadow cast on the translucent material will fade out long before the opaque ma ...
No Implementation of Constructor in FNetBitReader
UE - Networking - Mar 13, 2017It seems that in CoreNet.h, there are two constructors declared. However, only the first constructor is defined in CoreNet.cpp. If you look in CoreNet.h, you'll notice that FNetBitReader( int64 In ...
DLC Package content isn't recognized when using RequestAsyncLoad
UE - Foundation - Core - May 24, 2016Attempting to load dlc assets with RequestAsyncLoad function results in the assets not being recognized. ...
UFunctions using the exec specifier are recognized by UHT when building for Development even if they are in a #if WITH_ENGINE
UE - Foundation - Core - Aug 19, 2015If a user declares a UFunction with the exec specifier, the UHT will add a call to that function so that it can be used as a console command in the editor. This becomes an issue when the declaration ...
Material Graph Editor crash when changing the value of a node entering a reentrant expression
UE - Rendering - Architecture - Materials - Oct 1, 2024It is possible to cause an editor crash when changing a the value of a node involved with a reentrant expression. See the steps to reproduce for more information. Specifically, the crash occurs whe ...