Unreal Engine Issues

Slate Post Buffer does not work correctly when changing Default Back Buffer Pixel Format

Buffer Visualization for DecalMask is missing

The Buffer Visualization for DecalMask is no longer an option. Also, when looking at the Buffer Visualization Overview the DecalMask slot has been removed. See attached image for comparison Worke ...

Crash when TSR history separate translucency enabled

Can't PIE or Save: Editor gets into odd state when editing parameters.

I've seen this happen in other areas of the editor as well: Data Table fields (floats) for example. Manually typing in numbers to fields seems less prone to this error; using spinners to drag value ...

SEGV_NOOP at 0x0

Crash Report: [Link Removed] *Crash Report attached User reports, "Launch[ing] Unreal Engine 4.8.1 from Epic Games Launcher, UE4 splash screen will come up and after 80% of initialization; UE4edit ...

[daydream] Black screen with FirstPersonTemplate and 4.15P4

https://answers.unrealengine.com/questions/561763/daydream-black-screen-with-firstpersontemplate-and.html Any msaa setting except none results in a black 3d scene on daydream. ...

Character Mesh transform replication break on clients

In 4.16, character mesh on clients seem to be in the different location than the server. So far this happens when the player start is above the ground. This does not happen when network Smoothing ...

DuplicateObject does not keep settings from the object duplicated

When using DuplicateObject, some aspects of the copied object (such as component transform) are not duplicated to the copy. Regression: Yes - DuplicateObject behaved as expected in 4.15.2 Working - ...

[CrashReport] Linux Crash in FActiveSound::GetWorld()

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: SIGSEGV: invalid attempt to write ...

Incorrect box collision on negatively scaled mesh

If you have a mesh with a rotated box in its simple collision primitives, that box won't be in the correct position if you scale the mesh by -1. This issue was reported in 4.20 (CL-4212847) and rep ...