Unreal Engine Issues

Nullptr Ensure and crash after HotReloading

Following my repro, I hit an ensure and crash. The two times I tried to repro after my first crash resulted in different call stacks. I'll comment the other Jiras once I have them in. One of my cra ...

[Crash] UE4Editor-MetalRHI.dylib!ReportMetalCommandBufferFailure()

Crashes when resizing Standalone game window by dragging lower right corner to and fro to increase/decrease window size. [Link Removed] Error message: SEGV_MAPERR at 0x3 Source Context:none Mos ...

Blueprint Function Library does not save Struct default values

When a Struct is used as a Local Variable in a Blueprint Function Library, the defaults for its member variables are not saved. If, for example, I enter "3" for an Int member, and "Foo" for a String ...

[CrashReport] UE4Editor_UnrealEd!FEdGraphUtilities::PostProcessPastedNodes() [edgraphutilities.cpp:138]

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 ( ...

Unable to use AppleTV Remote to move character on tvOS

I can still control the character normally with a Bluetooth connected gamepad. This is a regression from 4.14.3 Could possibly be related to https://jira.it.epicgames.net/browse/UE-40740 ...

Importing a skeletal mesh with scaling will give bad lighting result on post import LODs

Camera can clip through walls in SunTemple in VR

Playing SunTemple in VRPreview, the player can phase through the walls and see through geometry and look outside of the temple. This bug limits immersion. Occurs on Vive only. ...

Scrolling the mouse wheel slowly on Mac does not have any effect in the editor

REGRESSION No, occurs in 4.14.3 On Mac, scrolling slowly (one or two notches) does not have any affect in editor, whereas on the Windows, this has full effect. This was seen in editor (with scroll ...

Virtual keyboard does not come up when using a widget that allows text editing

Virtual keyboard does not come up when using a widget that allows text editing ...

Forward Rendering shading flicker on some assets set to Static

When forward shading is enabled some assets will have a shadow flicker along their face geometry. It has a similar look of z-fighting with polygon faces. This issue does not happen in Deferred rende ...