Crash on loading some MovementAnimSetPro Blendspaces

OLD - Anim - Dec 21, 2016

Error message: Assertion failed: TrianglesMade==2 [Link Removed] [Line: 373] Source Context: 360 { 361 FTriangle NewTriangle(A->Vertices[1],A->Vertices[2], TestPt); 362 ...

Cached State Machine is re-initialized whenever cached pose is referenced

OLD - Anim - May 19, 2015

This may not be an expected use of state machines, but it is becoming a showstopper for a couple of users. These user's are caching their locomotion state machine and then using a second state mach ...

Create Session does not work in a packaged game from any project that has used C++

UE - Networking - Dec 28, 2015

After adding C++ to a content-only project, Create Session no longer works in a packaged game. The following warning appears in the log: LogScript:Warning: CreateSession - Invalid or uninitialized ...

PhysX Crash In Attached Project During PIE

UE - Simulation - Physics - Jul 29, 2016

The user is experiencing a PhysX crash in their project. They stated that the source files contained in 4.12.5 are different from Nvidia's Github version of 3.3.4, which apparently contains a fix fo ...

Projects crashing on launch after converting from 4.7.3 to 4.7.4

UE - Gameplay - Blueprint - Apr 3, 2015

A couple users have reported a crash when opening their 4.7.3 project in 4.7.4. From MikeB:https://answers.unrealengine.com/questions/205043/473-to-474-project-crash-on-startup.html The guy is hit ...

Bake Transform not working properly in DataPrep

UE - Editor - Content Pipeline - Visual Dataprep - Apr 16, 2025

When I use my dataprep recipe I'm seeing something strange. The Bake Transform node seems to be stripping the transform instead of applying it. I have this in dataprep: https://udn.unrealengine.c ...

Google VR Plugin - Unable to package for Distribution

UE - Platform - Mobile - Oct 19, 2018

There is an issue with GoogleVR and Android SDK 26 that only occurs when packaging "For Distribution", possibly connected to the SDK 26 change regarding the UiLayer for VR mode. Packaging without Di ...

Crash after network disconnection/pulling network cable

UE - Networking - Jul 11, 2019

A very unfortunate bug shipped in 4.22 that causes a crash in many cases when a client is disconnected from the network, such as when unplugging the network cable. This will be a cert failure on con ...

Apex Cloth gets crazy after upgrade to 4.14

UE - Simulation - Physics - Dec 22, 2016

It has no this issue if only open previous cloth assets in 4.14The issue happens only if reimporting or updating the .apx or .apb and assign to the material slotReimporting both FBX skeletalmesh file ...

Anim notify issue with root motion replication

UE - Anim - Runtime - Jul 9, 2019

https://udn.unrealengine.com/questions/510965/view.html ...