Unreal Engine Issues
Unreal Engine Issues
Crash trying to rename a checked out umap
UE - Editor - Content Pipeline - Content Browser - Aug 25, 2017Editor crashes when a person renames a umap asset in the Content Browser that is checked out by another person. This doesn't occur if the user has the asset checked out themselves. ...
Placing a call to spawn a custom Actor in the game mode constructor instead of BeginPlay causes Editor to Crash
UE - Gameplay - Mar 1, 2016[Link Removed] In XCode, place a call to spawn a custom Actor in the game mode constructor instead of BeginPlay. This apparently causes the editor to get into an endless crash loop unless the Bui ...
Crash with Distance Fields while using World Composition
UE - Graphics Features - Mar 4, 2015Distance fields causing a crash when used in conjunction with World Composition. ...
Shader Crash with Nanite in UE::RHICore::ValidateStaticUniformBuffer
UE - Rendering Architecture - Jun 1, 2023This appears to be a general crash when a SingleLayerWater material is assigned to a Nanite Mesh. ...
GAS: Crash on unloading sublevel with Duration GEs and garbage collection before the duration expires
When a sublevel gets unloaded that has an actor with an AbilitySystemComponent with an active GameplayEffect with Duration, a crash occurs when the duration expires. This is due to an ASC timer dele ...
Importing folder with a period in its name causes crash
UE - Editor - Content Pipeline - Import and Export - May 15, 2018Folders with periods in the name will crash when attempting to import them. ...
Crash When Executing RestartLevel When GameInstance Contains a Reference to an Actor in a Streamed Level That is Loaded But Not Visible
UE - Gameplay - Nov 29, 2016The editor is crashing when attempting to use the RestartLevel command if the GameInstance contains a reference to an actor that is in a streaming level. The streaming level must be loaded, but not ...
Text Render Actor with Material Instance using Parameter crashes when playing Standalone Game
UE - Rendering Architecture - RHI - Aug 31, 2020Material Instance with Parameters on Text Render Actor causes crash when playing in Standalone. Reported and tested in version 4.25(CL 13942748). Works as expected in 4.24(CL 11590370). ...
Crash when moving actor on viewport with HierarchicalInstancedStaticMeshComponent.
UE - Gameplay - Components - Aug 28, 2017Create ActorBP has StaticMesh is not assigned to HierarchicalInstancedStaticMeshComponent. Place this actor on the level, and bind the StaticMesh from the Detail tab and add the appropriate Instance ...
DiffuseIndirect_Lumen_3 parameter missing and causing crash with Screen Space reflections and Lumen Async Compute
UE - Graphics Features - Lumen - May 3, 2025When the Reflection Method is set to Screen Space and Lumen reflections async compute is enabled Unreal will crash because DiffuseIndirect_Lumen_3 parameter missing, due to how DenoiserOutputs are o ...