Ensure condition failed in FGPUSkinCache::InternalSetVertexStreamFromCache

UE - Graphics Features - Apr 12, 2017

This ensure has occurred with some frequency in the 4.14 and 4.15 releases, and has been reported in the linked UDN post. Though this Jira links to one specific CrashGroup in CrashReporter, there a ...

[CrashReporter]UnrealEditor-Engine!UWorldPartition::GenerateStreaming(TArray<FString,TSizedDefaultAllocator<32> > *) [WorldPartitionStreamingGeneration.cpp:570]

UE - World Creation - Worldbuilding Tools - World Partition - May 31, 2022

Generated from CrashReporter user's comment: Everytime I press "Play" in this specific project, the program crashes ...

Translucent light grid injection behavior

UE - Graphics Features - Nov 15, 2024

Light injection into the Translucent Light Grid voxels does not use the correct location for clipping or attenuation. Both of these points are outside the voxel that is being updated. Light attenua ...

Cannot build project for Shipping when bUseLoggingInShipping is set to true for a project that uses replicated properties

UE - Foundation - Core - Mar 22, 2018

Enabling bUseLoggingInShipping for a project prevents the project from being built for Shipping if the project includes replicated properties. This is only an issue with binary builds of the Engine. ...

Deleting a Sync Marker created by an Animation modifier deletes all Sync Marks made by the Animation Modifier

UE - Anim - Jan 14, 2022

Using the delete key or context menu to delete a single sync marker created by an Animation Modifier deletes all sync markers created by the Animation Modifier. If all the markers are deleted, and ...

Crash pressing Ctrl+Tab on Project Browser

Tools - Apr 12, 2017

REGRESSION: No, occurs in 4.15 as well Crash occurs when press Ctrl+Tab when the Project Browser is open. I did not crash if I tried this when in the editor itself. ...

Ensure when automapping a rig to a skeletal mesh with matching bone names

OLD - Anim - Aug 16, 2016

An ensure occurs when the user uses Automapping to map a rig to a skeletal mesh that has the same names for the bones. This does not occur when the bones have different names. ...

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 ...

Crash on merge actor when Use specific LOD Level

UE - World Creation - Worldbuilding Tools - HLOD - Feb 26, 2018

Merge Actor crash when specifying Use specific LOD Level, and the actor has a collision component ...

Packaging for DLC with plugin multiple times causes failure due to file path length

When the DLC is being built for a project and stored in a plugin, the result is normaly until the DLC is packaged multiple times. This leads to the file path becoming more and more nested each time. ...