The WITH_EDITORONLY_DATA preprocessor definition is not included in the list of definitions for a project

UE - Foundation - Core - Mar 28, 2017

The WITH_EDITORONLY_DATA preprocessor definition is not included in the list of definitions for a new project, or the UE4 solution. ...

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 ...

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 ...

Post increment operator is not overridden for data structure iteration

UE - Foundation - Core - Mar 21, 2017

Attempting to use a post increment operator in a TMap or TSet iterator will fail to compile with error shown in callstack field. This is due to the post-increment operator not being overridden in M ...

UnrealVS is not working in Visual Studio 2017

UE - Foundation - Core - Mar 17, 2017

The UnrealVS add-on appears to install correctly in Visual Studio 2017 (resolved in [Link Removed]), but it does not appear to be working correctly in that version of Visual Studio once it is instal ...

DoNotCreateDefaultSubobject is not recognized when an actor is duplicated

UE - Foundation - Core - Mar 17, 2017

Adding DoNotCreateDefaultSubobject to a class after placing an instance of that class in the viewport will fail to be recognized when duplicating the placed instance. This is not a hot reload issue ...

Packaging Fails in a C++ Project with a Project Name Containing an Apostrophe

UE - Foundation - Core - Mar 16, 2017

Packaging fails in a C++ project when the Project Name field (Project Settings->Description->Project Name) contains an apostrophe. I've attached the logs from the 4.15 version of the project. Thi ...

WindowsNoEditor*.ini settings don't seem to override Default*.ini settings

UE - Foundation - Core - Mar 15, 2017

By default in a new project, Launch On creates a WindowsNoEditor build, but the WindowsNoEditor*.ini settings don't seem to override the Default*.ini settings. ...

Editor Crash when custom Enum is used as Set or Map container type

UE - Foundation - Core - Mar 14, 2017

Making a blueprint variable a container (a Set or a Map with the Variable's "Pin Type" set to a custom Enum) and restarting the editor causes the editor to crash when opening the blueprint. Note: O ...

UnrealVS not installing correctly for VS2017

UE - Foundation - Core - Mar 10, 2017

If you open a VS2017 sln and enable UnrealVS on the toolbar you'll see the refresh and batch builder button, but no field to fill in the project to compile. Clicking the Batch builder button will d ...