Unreal Engine Issues
Unreal Engine Issues
Crash assigning static mesh to LightWeightInstanceStaticMeshManager
UE - Gameplay - May 21, 2021Crash occurs when the user assigns a static to the Instanced Static Mesh Component in a LightWeightInstanceStaticMeshManager. I couldn't reproduce this with an actor blueprint with an ISMC or HISMC ...
[CrashReport] Linux crash - FVulkanSwapChain::AcquireImageIndex
UE - Platform - Linux - Sep 7, 2017This is an uncommon Linux crash that has occurred for a few users in 4.17 and 4.18 (not yet released) ...
Engine crashed during Animation Blueprint compilation with Blend Multi node
OLD - Anim - Nov 30, 2018Engine crashes if Blend Multi node output is connected to final transition node, and no input is connected to Blend Multi node input parameters. [Image Removed] ...
Exception Crash When Moving Files
Tools - Apr 8, 2020Moving files to a sub-folder crashes the editor. ...
Bone names of ~100 characters or longer crash the editor when baking to control rig
UE - Anim - Rigging - Control Rig - May 15, 2025This is an issue with inconsistencies over rig names and how control names are generated. We expect that a control name will be appended with _CONTROL or _CURVE_CONTROL. But because URigHierarchy: ...
Crash after deleting Editor Utility Widget and accessing it from Window menu
Tools - Feb 25, 2019Crash after deleting Editor Utility Widget and accessing from Window menu ...
Moving folder of assets crashes editor
UE - Simulation - Physics - Dec 23, 2015Moving the contents folder for the Dynamic Clocks marketplace asset crashes the editor immediately. Frequency: 5/5 CrashReporter: [Link Removed] ...
Ensure occurs when force deleting a BP asset that is still referenced in memory
UE - Gameplay - Blueprint - Aug 2, 2016Upon force deletion of a BP asset still referenced in memory an ensure is hit. ...
Crash force deleting blueprint being used as a Child Actor Component in an actor in the level
UE - Gameplay - Components - Mar 23, 2018REGRESSION: Yes, the crash does not occur in 4.18. A crash occurs when the user force deletes an actor blueprint that is being used as a child actor component in another blueprint that's in the lev ...
Changing the codec of a Curve Compression Setting asset results in a crash
UE - Anim - Nov 18, 2021When creating a Curve Compression Setting asset and changing the codec from Compressed Rich Curves to either Uniform Indexable or Uniformly Sampled the editor crashes. Tested in //UE4/Release-4.26 ...