FSupportedAreaData Not Being Exported

UE - AI - Jan 17, 2017

FSupportedAreaData is causing an unresolved linker error when it is used. ...

Cloth environment collisions with APEX clothing is not thread safe.

UE - Simulation - Physics - Character - Jan 17, 2017

This looks like a thread safety bug that's been in the clothing system for a very long time. Essentially a skeletal mesh component does a transform update and attempts to update the collisions of a ...

MIDIDeviceController.h causes compilation errors when included in an external module

UE - Audio - Jan 16, 2017

When you attempt to access MIDIDeviceController.h in your own project, it'll fail when you include it. This is the main error, while the other is a syntax error: missing type specifier - int assume ...

Some settings in a Timeline do not dirty the blueprint upon being changed

UE - Gameplay - Blueprint - Jan 16, 2017

When the following settings are changed in a Timeline in a Blueprint, the blueprint is not dirtied, meaning that the changes won't be compiled or saved upon playing or using Save All. Length Use La ...

Spelling Error in Rotate to Face BB Entry Node Tooltip

UE - AI - Jan 16, 2017

There is a spelling error in the details panel of Rotate to Face BB Entry node in Behavior Trees. The error is in the tooltip for the Precision property. ...

SequencerActor tag getting added multiple times to a spawnable actor

UE - Anim - Sequencer - Jan 16, 2017

A Spawnable actor gets "SequencerActor" tag on spawn, but this tag addition does not seem to check already assigned tag(s). So the actor can receive SequencerActor tags multiple times. ...

Colon in UPROPERTY category invalidates iterative build

UE - Foundation - Core - Cooker - Jan 13, 2017

The presence of a colon ':' character in the category string of a UPROPERTY will cause iterative cooking to generate the following error:Found unparsable ini setting Windows.EditorPerProjectUserSett ...

[CrashReport] UE4Editor_Renderer!FRendererModule::DrawTileMesh() [renderer.cpp:51]

UE - Rendering Architecture - Materials - Jan 12, 2017

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Error message: Access violation - code c0000005 ( ...

[CrashReport] UE4Editor_Core!FText::FText() [text.cpp:165]

Tools - Jan 12, 2017

This Jira was created from CrashReports submitted by the public due to the high number of occurrences. Descriptions from users are provided below. Error message: Access violation - code c0000005 ( ...