Unreal Engine Issues

Project Launcher does not include Prereqs. Ignores Include Preqeq setting and the -prereqs argument

When using the Project Launcher to package a project, the Include Prerequisites setting is ignored. Attempting to add the -prereqs command to the arguments also does not include these, which is what ...

Set Range Animations imported from 60Hz frametime is halved

Reported by a licensee on UDN, this bug is fallout from the fix made for the following Jira:[Link Removed] - Fbx importer: animation range import is broken when importing 60Hz anim The attached ass ...

Crash when enabling Edit Mode

[CrashReport] UE4Editor_SteamVR!FSteamSplashTicker::Tick() [steamvrsplash.cpp:52]

No user comments on crash group ...

Cascade Beam Emitter Lifetime Module Is Broken

Cascade beam emitter lifetime module is broken.  Working as expected in 4.19 CL# 4033788 Found in 4.20 CL# 4233996, 4.20 CL# 4247867 This is a regression. ...

"Expose on Spawn" variables in Actor Components are overridden by the details value.

"Expose on Spawn" variables in Actor Components are overridden by the value set in their Details Panel when called in another Blueprint. This issue was reported and tested in 4.20.1 (CL-4233996). ...

Flickering Meshes after removing HISM instances

Removing HISMs in a packaged project causes meshes to remain and flicker in a packaged project. (Inclusive Nativization is enabled in test project, but issue occurs with nativization disabled as we ...

Crash importing SOLIDWORKS model

Calling SetPhysMaterialOverride in a component's C++ constructor results in a crash when opening a project in the Editor

Attempting to call SetPhysMaterialOverride() in a component's C++ constructor causes the project to crash when opening it in the Editor. ...

When a Sublevel has "Initially Loaded" set to true and "Initially Visible" set to false, the Editor will crash after exiting PIE

If you have a sub level with "Initially Loaded" set to true and "Initially Visible" set to false it will crash after exiting PIE. This issue was reported and tested in 4.20.1 (CL-4233996). It has ...