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 ...

SetActorEnableCollision doesn't correctly update InstancedStaticMeshComponents

InstancedStaticMeshComponent is not properly updated when Actor enabled collision changes. ...

Crash when enabling Edit Mode

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

No user comments on crash group ...

CurrentTransaction ensure when duplicating an EQS generator

When duplicating a Generator inside an Environment Query, the action triggers an ensure and stalls the Editor for a few moments. This issue was reported and tested in 4.19.2 (CL-4033788). It was r ...

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. ...

nDisplay launcher doesn't handle spaces in paths

should surround the path with " ...

Root Motion interpolation is incorrect when use URO

According to Licensee's report, Root motion is incorrect when use URO. I Investigated, in the case of "Montages Only" become TrailMode in URO. Normally Animation Interpolation has implementation, ...

"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). ...