Unreal Engine Issues
Unreal Engine Issues
FEnhancedActionKeyMapping struct has incorrect comparison results
UE - Gameplay - Input - Nov 11, 2022The fix for this is to override the FEnhancedActionKeyMapping::operator== to account for the deep copy that happens on modifiers instead of comparing addresses ...
[AI] Editor crashes when editing values of an FInstancedStruct's TArray inside of a BP
UE - AI - Jun 30, 2023While using a custom struct that contains a TArray member variable with FInstancedStruct, you cannot edit it in the editor without a crash. Other structs and types work as expected even if they deri ...
Nativizing Blueprint fails when struct is not initialized properly
UE - Gameplay - Aug 27, 2018The PreferredNavData member of NavAgentProperties isn't properly initialized. It is using some constructor that doesn't seem to be valid. This is a regression from 4.19.2 (CL-4033788) as this same s ...
Sequencer events with a payload of struct containing Object do not work
UE - Anim - Sequencer - Dec 12, 2024A structure containing Object as a parameter is misrecognized as a single Object and loses the parameter. This behavior was brought in by CL-27785664. ...
Enumerators not setting data correctly in BP struct from .csv file
UE - Gameplay - Blueprint - Dec 24, 2014Enum data is not correctly setting names in the data table when pulling data from a .csv file. ...
SlateRemote: Message serialization does not take byte order and struct packing into account
UE - Foundation - Cpp Tools - Plugin System - Sep 15, 2016The message serialization code in SlateRemoteServer should use FArchives for de-/serializing its messages. The current implementation is not platform/compiler agnostic. ...
Copying struct value using Set node from null source crashes
UE - Gameplay - Blueprint - Jun 23, 2015Trying to access a Game Instance in a Blueprint's Construction Script results in a crash in 4.8 and 4.9. No crash occurred in 4.7.6 with the same Blueprint. This crash only seems to happen if the v ...
Blueprint dirty after PIE if blueprint contains a reroute node for a Key Struct
UE - Gameplay - Blueprint Compiler - Jun 19, 2017If a blueprint contains a reroute node for a key structure it will cause the blueprint to become dirtied (needs to be compiled) upon exiting PIE. ...
Arrays of user-defined structs are not initialized properly in a nativized Blueprint class.
UE - Gameplay - Blueprint - Feb 28, 2018New elements are not being initialized properly when setting up the default value for arrays of user-defined structures in nativized Blueprint C++ constructor code. ...
TrackFieldData and SubSectionFieldData structs not properly being serialized during cook in the Precompiled Evaluation Template
UE - Anim - Sequencer - May 3, 2019During compile on the fly if the evaluation field is invalidated SubSectionField data will not have been properly serialized and the meta data will not be populated correctly, as the custom serializ ...