Unreal Engine Issues
Unreal Engine Issues
Nested struct splitting gives incorrect node input for fast path
OLD - Anim - Mar 8, 2019When any of the inputs to a fast path node are connected from a struct member from multiple splits or splits combined with breaks, all input connections to the node will be effectively ignored, inst ...
Crash removing a pin from an in-use struct, and then undo/redo
UE - Gameplay - Blueprint - Jun 7, 2017REGRESSION No Crash occurs when the user deletes a pin from a struct that is in use, then performs undo and redo on the deleting. ...
Most variable types that do not reference a specific Actor in the level cannot have defaults set in Structs
UE - Gameplay - Blueprint - Feb 7, 2015Most variable types that do not reference a specific Actor in the level cannot have defaults set in Structs. While this makes sense for Actor references, I don't see why a Struct couldn't reference ...
TMap "Categories" meta propagates into structs it shouldn't apply to
UE - Gameplay - Gameplay Tags - Sep 22, 2025When using TMap with "Categories" meta UPROPERTY tag for gameplay tags, it propagates into structs that it shouldn't reaching into. The expectation is that it would only impact the layer of gameplay ...
Edit Conditions on Struct that contains FGameplayTagQuery leave the property readonly
UE - Gameplay - Gameplay Tags - Apr 8, 2024When inside an array is used a UStruct with a FGameplayTagQuery var that has the EditCondition meta that is evaluating inside the struct. When a new element is added to the array in the editor, if a ...
Crash on BP recompile after deleting struct property with instanced object
UE - Gameplay - Blueprint Compiler - Jan 5, 2023A user has reported a crash that is reproducable in a clean project in UE 5.1.0 release. It involves a struct with an instanced object. The crash occurs after deleting a property of that struct type ...
Incorrect values filled for nativized struct arrays when resized and packaged
UE - Gameplay - Jun 4, 2018When packaging a resized structure array it changes the array value to a large incorrect number. Testing the struct in PIE yields expected results. ...
Warning in the Output Log when Switching a Local Variable from Struct to Enum
UE - Gameplay - Blueprint - Mar 14, 2016Warning in the output log when switching a local variable from struct to Enum ...
Animation attributes - user defined structs containing types defined in plugins cannot be registered
UE - Anim - Runtime - Dec 18, 2023This issue is caused by us forcing user defined structs to be loaded as part of AttributeTypes::Initialize. That is called after at the ObjectSystemReady run phase during engine initialization howe ...
Crash when Deleting Variable from Blueprint Struct
UE - Gameplay - May 23, 2019The Editor will crash when attempting to delete a variable from a Blueprint struct. This crash does not seem to happen if save the map with the actor in it. ...