Crash occurs when a struct containing an instanced object property is used as the value for a TMap in a class that is subclassed in Blueprints

UE - Foundation - Core - Mar 23, 2017

Using a struct containing an instanced object property as the value for a TMap results in a crash if a Blueprint of the class containing the TMap is subclassed and the child Blueprint is opened the ...

Packaging a Project With Nativize Blueprints Enabled Fails With Setter for an Array of Classes

UE - Gameplay - Blueprint Runtime - Mar 23, 2017

Packaging failure occurs with nativize blueprints enabled when you have an array of classes and you try to set it with an array from an instance of a native C++ class. Found in 4.15.1. Reproduced i ...

//UE4/Main: Step 'Compile UE4Game Win64' - ComponentVisualizers Error

UE - Audio - Mar 23, 2017

[Link Removed]ERROR: UEBuildBinary not set up for module ComponentVisualizers ...

Blueprint transformed in sequence does not update at runtime

UE - Anim - Sequencer - Mar 22, 2017

Blueprint transformed in sequence does not update at runtime. You can see this when rendering out the first part of op_seq sequence or watching the sequence in PIE. ...

Invalid array length error launching QAGame onto HTML5

UE - Platform - Mobile - Mar 22, 2017

Firefox 32-bit Version 52.0.1 This error also occurs in MainRangeError: invalid array length[Learn More] 0943e4e3-83fc-4463-accc-9fd15fd7df6c:157:9 processPackageData blob:http://localhost:53501 ...

Editor crash when adding elements to blueprint Set/Map

UE - Gameplay - Blueprint - Mar 22, 2017

Adding multiple element to TMap / TSet variable at once with a for loop causes the editor to lock up / crash (respectively). Regression: No - Map & Set variable types not available prior to 4.15 ...

Assert message in TArray::CheckAddress is not appropriate for all situations

UE - Foundation - Core - Mar 21, 2017

The assert message in CheckAddress is as follows:"Attempting to add a container element (%p) which already comes from the container (%p, ArrayMax: %d, ArrayNum: %d, SizeofElement: %d)!" This assert ...

material editor: Auto variable name generation bug

UE - Rendering Architecture - Materials - Mar 21, 2017

If you create a parameter collection node in a material and select a parameter from the drop down and then copy and paste that node a _1 will be appended to the end of the parameter collection varia ...

Clearing text property from a Text widget won't work the first time

UE - Editor - UI Systems - Mar 21, 2017

It currently takes two attempts to clear the default text from a Text Block widget. The first time you try, the property will repopulate with the previous string. ...

Crash when element is added to a map variable with unhashable key

UE - Gameplay - Mar 21, 2017

Crash when element is added to a map variable with unhashable key. An error is thrown on compile but an element can still be added under the Details panel of the variable. Crash Reporter: [Link Rem ...