Network profiler crash

UE - Networking - Aug 6, 2020

Running with the -networkprofiler command line argument can crash the server on the first engine tick in FNetworkProfiler::TrackFrameBegin because the file writer archive hasn't been created yet. ...

Failed assertion on creating a basic chaos geometry collection and PIE

UE - Simulation - Physics - Jan 23, 2020

User encounters a failed assertion when trying to create a simple geometry collection from a box ...

Sequencer's View Options>Expand/Collapse Nodes and Descendants (Shift+V) does not Collapse after being Expanded (UE5.6)

UE - Anim - Sequencer - Jun 25, 2025

Sequencer's View Options>Expand/Collapse Nodes and Descendants (Shift+V) does not Collapse after being Expanded (UE5.6). As described in the Steps to Reproduce section, the command expands the prope ...

Crash when confirming a directory to import a USD file to via the USD Stage window

UE - Editor - Content Pipeline - Import and Export - Nov 21, 2019

Crash when confirming a directory to import a USD file to via the USD Stage window The repro does not seem to be 100% consistent and it can take a few attempts to hit the crash. The USD Stage wind ...

PhysX crash when SetMaterial is called

UE - Simulation - Physics - Mar 14, 2016

When provided sample project is run in PIE, crash occurs after call to SetMaterial() is made in code. Downloadable Project: [Link Removed] CrashReporter: [Link Removed] ...

Pressing Cancel after ColorPicking a Sequencer's tracked Color will not reverted the color to the previous value

UE - Anim - Sequencer - Jun 22, 2025

Pressing Cancel after ColorPicking a Sequencer's tracked Color will not reverted the color to the previous value. There's a bug when ColorPicking a color that is being tracked in Sequencer - pressin ...

Crash launching UE4Editor.exe from cmd.exe with -dx12 argument

UE - Graphics Features - Feb 3, 2017

My Nvidia driver is our current approved driver: 378.49 ...