Unreal Engine Issues
Unreal Engine Issues
Copy, Paste and Hover a Material Layer Blend Node causes Crash
Tools - Jun 25, 2015In the Material Editor, if all Live Previews are turned off, copying and pasting a Material Layer Blend Node will crash when the tool tip is being processed. Also Reproduced in Main Promotable-CL-2 ...
Opening a widget blueprint on Linux causes editor to crash
UE - Platform - Linux - Aug 25, 2016The editor crashes when attempting to open a widget blueprint. ...
Crash when enabling Shader Complexity Viewmode
UE - Graphics Features - Oct 11, 2022Using the output from FindAllPakFiles to call StreamableManager::RequestAsyncLoad causes a crash
UE - Foundation - Core - Apr 22, 2016A user has reported a problem where the directory that is output from FindAllPakFiles is not compatible with the StreamableManager::RequestAsyncLoad function and will cause a crash if using the two ...
Crash when writing WPO using SceneDepth
UE - Rendering Architecture - Materials - Feb 25, 2022MDL imported from Substance Source with Datasmith causes a crash
UE - Editor - Content Pipeline - Import and Export - Mar 8, 2019MDL downloaded from Substance Source causes a crash. This is reported on UDN by an Enterprise customer: https://udn.unrealengine.com/questions/487598/why-would-ue4-is-always-crashing-when-import ...
Niagara Fluids Grid3D_Gas_Explosion causes a crash
UE - Niagara - May 4, 2022Placing Grid3D_Gas_Explosion into a level then packaging the level for windows will crash the packaged project. The package will give an error that it crashed while loading and quit. This does not ...
Level asset "Diff against depot" opens P4 Merge tool
UE - World Creation - Worldbuilding Tools - Mar 1, 2024You can right click a level asset in the editor's Content Browser and do the action Source Control > Diff against Depot. However, this does not provide a useful diff window. It currently opens the d ...
Attempting to export sequencer camera causes editor to crash on Linux
UE - Platform - Linux - Oct 26, 2016Trying to export a sequence camera on Linux causes the editor to crash. This does not occur on Windows. EDIT: Crash seems to occur when focus leaves the FileName field. ...
Destroying a welded actor is causing an Array index out of bounds crash on 5.6
UE - Simulation - Physics - Jul 30, 2025Destroying a welded actor is causing an Array index out of bounds crash on 5.6. The licensee has provided a repro project that reliably causes a crash whenever the spawned actor is destroyed. There ...