Intermittent crash in CacheOptimizeIndexBuffer on Editor startup on Linux

UE - Platform - Linux - Nov 16, 2015

Building 4.10 from the GitHub release branch on Linux fails to open after install and instead crashes User Suggested Fix: Switching triangle order optimization off with r.TriangleOrderOptimization= ...

Crash When Adding a second animation timeline after adding keys to the first

UE - Anim - Sequencer - Nov 16, 2015

If the user adds a second time line to a widget blueprint after the first has had a key frame add then the editor will crash if the curve editor is selected. ...

Spring Controller seems inverted/counter-intuitive

OLD - Anim - Nov 16, 2015

Two different users have pointed out that the spring controls seem inverted and/or counter intuitive: The first post: https://answers.unrealengine.com/questions/328098/spring-controller-seems-to- ...

Using Collapse to Function with a For Each Loop Adds a Return Node to the Loop Body

UE - Gameplay - Blueprint - Nov 16, 2015

When you create a blueprint setup with a For Each loop and attempt to use Collapse to Function, the return node is connected to the loop body as well as the completed pin. This causes an issue becau ...

Serialization to archive corrupts data

UE - Foundation - Core - Nov 16, 2015

Values stored inside variables becomes corrupted after creating an FBufferArchive variable (FBufferVar), setting FBufferVar.ArForceByteSwapping = true; and then storing the original value in FBuffer ...

Crash on Importing specific Animation Only FBX

Tools - Nov 16, 2015

When importing the attached FBX file with only Animations, the editor will crash. The Same asset will import without error in 4.9.2 Crash Reporter BUGG: [Link Removed] ...

MAC: dSYM files are included in packaging when "include debug files" is checked off

UE - Platform - Mac - Nov 13, 2015

When packaging settings are set to "Shipping" with "include debug files" checked off, UE4-Game-Mac-Shipping.dsym is still present in packaging adding a non-essential 619mb of data. ...

Using the Execute Console Command node to run demoplay causes the editor crash/freeze

UE - Networking - Nov 13, 2015

This bug has different behavior throughout the 4 different versions listed. 4.8.3 - Gives an assert 4.9.2 & 4.10 - Gives a fatal error crash 4.11 (Main) - Freezes the editor without a crash report ...

AddComponent node fails to be scheduled after adding an "expose on spawn" variable to an ActorComponent-based Blueprint Class.

UE - Gameplay - Blueprint - Nov 13, 2015

If an existing AddComponent node is placed in an Actor Blueprint's Event Graph for a custom ActorComponent-based Blueprint Class, the node will fail to be scheduled after adding a variable marked "E ...

Extremely long Spline Point will cause the editor to lose FPS

Tools - Nov 13, 2015

Extremely long Spline Point will cause the editor to lose FPS and crash some machines User Description: A couple of times I've accidentally scaled a spline node to be huge, causing the spline to ...