A hashable struct key for a TMap cannot be seen or modified in Blueprints

Tools - Feb 28, 2017

TMaps that use hashable structs as the key cannot have the key set for an element that is added to the TMap in a Blueprint. A default value is set, but it cannot be seen or modified. ...

Changing value of a struct variable collapses the details panel

UE - Gameplay - Blueprint - Mar 28, 2016

While working with a struct. If the user changes the value of a variable the info panel auto-collapses. The user than has to re-expand the info-panel and work their way back to the place they left o ...

VCamMultiUser is missing VCAMCORE_API on structs

UE - Virtual Production - Tools - Virtual Camera - Mar 17, 2023

Salesforce link [Link Removed] ...

Moving slider on Linear Color variable in struct closes color picker

UE - Gameplay - Blueprint - Apr 26, 2016

Moving slider on Linear Color variable in struct closes color picker. ...

Frame Times in section structs are not converted with changing the sequence's tick interval.

UE - Anim - Sequencer - Jul 23, 2021

When changing the tick interval of the sequence, frame values stored on structs are not converted.  ...

Cannot set FVector values in a "Make Struct" node in Blueprint

UE - Gameplay - May 9, 2019

When trying to use any "Make Struct" node that uses vector values, the values typed into FVector fields will reset to 0. This is a regression from 4.21.2 (CL-4753647). This reported and tested in ...

Blueprint compiler doesn't always initialize struct consts correctly

UE - Framework - Blueprint Compiler - May 1, 2025

Blueprints currently don't support unsigned 64 bit ints, but they do support signed 64 bits. If a Blueprint uses a native struct variable that contains a uint64 property, it incorrectly assigns that ...

Cannot set array elements from an array that is contained within a struct

UE - Gameplay - Blueprint - Aug 26, 2015

Cannot set array elements from an array that is contained within a struct User Description: Setup: Array of structures "StructureA". In StructureA, array of integers/strings/whatever. Result: Can' ...

Crash when opening a data table based on a struct named actor

Tools - Jun 29, 2016

If the user creates a structure, names it "Actor", then creates a data table based on the struct then the data table will cause a crash on open(opening the data table). ...

Editor crashes if a data table containing an attenuation settings struct

Tools - Apr 19, 2016

Editor crashes if a data table containing an attenuation struct is opened in the data table editor. Frequency: 4/4 Crashreporter: [Link Removed] Regression? (No), issue (does) occur on 4.10.4 ...