Unreal Engine Issues
Unreal Engine Issues
Creating a function with parameter type TEnumAsByte<MyEnum> will crash while compiling
UE - Editor - Workflow Systems - Jan 11, 2022This is a regression.This does not affect UE5. Creating a function with parameter type TEnumAsByte<MyEnum> will crash while compiling. In 4.26 and UE5 the code compiles without issue, and the user ...
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. ...
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 ...
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 ...
Crash when garbage collecting a deleted AudioVolume
UE - Audio - Sep 28, 2016It appears that the actor isn't properly destroyed until the exit, despite being deleted. By that time, the root component (the brush) has already been destroyed, thus when it's accessed in AAudioVo ...