Unreal Engine Issues

HTTP GET requests are much slower than a Python script by a factor of 15-20x

Based on user report, a HTTP Get request from UE4 is 15-20x slower than if using a Python Get request to get the same file. ...

Reroute nodes in blueprints cause visual issues for events when using create event.

When adding a reroute node between a "create event" node and any "Bind Event to...." node, the combo box list in "Create Event" node will disappear. Workaround: If the "create event" node is first ...

Hang and log spam when making changes to a landscape material with the landscape editor open

Editor hangs if changes are made to the material which is currently assigned to a landscape while the landscape editor is open. Also spams "LogMaterial: 0.03 seconds spent updating 1 materials, 1 i ...

VREditor - Foliage : Lasso Select Tool auto selects / ignore input from trigger

See attached GIF ...

Selected Foliage does not have a transform gizmo in VR Mode

Using TInlineAllocator with a large number in TArray that is in an AActor class will cause child Blueprint class to call an assert while parent class will not

If a TArray has a TInlineAllocator with a large number and the class is used with a child Blueprint, the editor will throw an assert. If the base C++ Class is used instead of the Blueprint, the asse ...

When using multiple workspaces on Linux, auto save forces UE4 workspace to be active

When working with multiple workspaces and having any other workspace in focus, the workspace with the editor will be forced into focus after an auto save occurs. ...

Blueprint heatwire effects do not work when touching user macros

Heatwire effects do not work for execution wires touching user macros. Native macros do not exhibit this behavior. Note: This is with BP Profiler turned off. ...

[SM5] Material.usf Error when Previewing Material Function Output

A user on the AnswerHub found an SM5 material error within his material function after following the tutorial below. [Link Removed] I followed the tutorial until I reached the point in which the e ...

Setting a parent and child static mesh scale to negative effects the rotation on child when Snapped To Floor

Setting a parent and child static mesh scale to negative effects the rotation on child when Snapped To Floor Looks to be directly related to this JIRA: https://jira.ol.epicgames.net/browse/UE-3152 ...