Unreal Engine Issues

Adding a slot node to a template animation blueprint crashes

Highlighted by Crystal Dynamics here: [Link Removed] ...

Editing and committing changes to a PackedLevelActor Blueprint results in a crash

Repro Ratio: 3/3 Regression was tested in //UE5/Release-5.0-EarlyAccess CL-16682836 since this is a new feature of UE5.  The issue did happen ...

Crash on loading level with Landscape by 2 PIE instances

Crash when changing Animation Segment Playrate in Animation Composite

See [Link Removed] ...

Crash when using fbx exporter multiple time in the same process

The different fbx exporters do not cleanup the fbx sdk manager ...

InPartialBunch can cause crash in FNetBitReader::CountMemory during memreport

An actor channel's InPartialBunch won't be deleted and cleared until a new partial bunch is received. This can result in a situation where memreport counts the memory for an old InPartialBunch and i ...

Dataprep crash when creating a parameter from a datatable asset or any asset

FTabManager::FindPotentiallyClosedTab Crash Due to Invalid Array Indexing

As you can see from the above callstack it appears that calling RestoreArea can call FindPotentiallyClosedTab again higher in the stack, which can Remove() an entry from CollapsedDockAreas- this cau ...

Crash in ULandscapeComponent::UpdatePhysicalMaterialTask() during landscape sculpting undo operations

Using landscape sculpting tools, then executing Undo with Ctrl+Z ...

Crash when precaching PSOs for decals from non-game thread

During async loading from an AsyncLoading thread, DecalComponent attempts to precache PSOs which can trigger a checkf in StrongObjectPtr.h which are only allowed to be created on a game thread. ...