Crashing On Scan

I have a very simple mesh im using as the navigable floor for a high poly bridge im adding to the game and when i place it the editor hard crashes with the following stack trace:

Received signal SIGSEGV
Obtained 40 stack frames
0x00007ff711d72a03 (Unity) VertexUtility::CopyChannel
0x00007ff711d74c1b (Unity) CopyChannels
0x00007ff711d74d69 (Unity) VertexUtility::CopyChannels
0x00007ff711d72796 (Unity) MeshDataBindings::CopyAttributeIntoPtr
0x00007ff71146dc9e (Unity) Mesh_MeshData_CUSTOM_CopyAttributeIntoPtr
0x000002218df28467 (Mono JIT Code) (wrapper managed-to-native) UnityEngine.Mesh/MeshData:CopyAttributeIntoPtr (intptr,UnityEngine.Rendering.VertexAttribute,UnityEngine.Rendering.VertexAttributeFormat,int,intptr)
0x000002218df27d03 (Mono JIT Code) UnityEngine.Mesh/MeshData:CopyAttributeInto<UnityEngine.Vector3> (Unity.Collections.NativeArray1<UnityEngine.Vector3>,UnityEngine.Rendering.VertexAttribute,UnityEngine.Rendering.VertexAttributeFormat,int) 0x000002218df2768b (Mono JIT Code) UnityEngine.Mesh/MeshData:GetVertices (Unity.Collections.NativeArray1<UnityEngine.Vector3>)
0x000002218df262db (Mono JIT Code) [MeshUtility.cs:13] Pathfinding.Util.MeshUtility:GetMeshData (UnityEngine.Mesh/MeshDataArray,int,Unity.Collections.NativeArray1<UnityEngine.Vector3>&,Unity.Collections.NativeArray1&)
0x000002218df2069b (Mono JIT Code) [RecastMeshGathererBurst.cs:122] Pathfinding.Recast.RecastMeshGathererBurst:Finalize ()
0x000002218df05803 (Mono JIT Code) [RecastGenerator.cs:1238] Pathfinding.RecastGraph/BuildTilesSettings:CollectMeshes ()
0x000002218df004cb (Mono JIT Code) [RecastGenerator.cs:1314] Pathfinding.RecastGraph/BuildTilesSettings:Schedule (Pathfinding.Jobs.DisposeArena)
0x00000221a231eccb (Mono JIT Code) [RecastGenerator.cs:500] Pathfinding.RecastGraph:Pathfinding.IUpdatableGraph.UpdateAreaInit (Pathfinding.GraphUpdateObject)
0x00000221a231d631 (Mono JIT Code) [GraphUpdateProcessor.cs:239] Pathfinding.GraphUpdateProcessor:ProcessRegularUpdates (bool)
0x00000221a231c563 (Mono JIT Code) [GraphUpdateProcessor.cs:191] Pathfinding.GraphUpdateProcessor:ProcessGraphUpdates (Pathfinding.IWorkItemContext,bool)
0x00000221a23197cc (Mono JIT Code) [WorkItemProcessor.cs:299] Pathfinding.WorkItemProcessor:ProcessWorkItems (bool,bool)
0x00000221a2318dfb (Mono JIT Code) [WorkItemProcessor.cs:379] Pathfinding.WorkItemProcessor:ProcessWorkItemsForUpdate (bool)
0x000002214146523b (Mono JIT Code) [AstarPath.cs:863] AstarPath:PerformBlockingActions (bool)
0x000002214146263b (Mono JIT Code) [AstarPath.cs:846] AstarPath:Update ()
0x00000221707e03b8 (Mono JIT Code) (wrapper runtime-invoke) object:runtime_invoke_void__this__ (object,intptr,intptr,intptr)
0x00007ffca3cafeb4 (mono-2.0-bdwgc) [mini-runtime.c:3445] mono_jit_runtime_invoke
0x00007ffca3bee764 (mono-2.0-bdwgc) [object.c:3066] do_runtime_invoke
0x00007ffca3bee8fc (mono-2.0-bdwgc) [object.c:3113] mono_runtime_invoke
0x00007ff712181104 (Unity) scripting_method_invoke
0x00007ff7121609a4 (Unity) ScriptingInvocation::Invoke
0x00007ff712149ab4 (Unity) MonoBehaviour::CallMethodIfAvailable
0x00007ff712149ba2 (Unity) MonoBehaviour::CallUpdateMethod
0x00007ff711c36538 (Unity) BaseBehaviourManager::CommonUpdate
0x00007ff711c3db2a (Unity) BehaviourManager::Update
0x00007ff711e5056d (Unity) InitPlayerLoopCallbacks'::2’::UpdateScriptRunBehaviourUpdateRegistrator::Forward
0x00007ff711e36bda (Unity) ExecutePlayerLoop
0x00007ff711e36d66 (Unity) ExecutePlayerLoop
0x00007ff711e3ce19 (Unity) PlayerLoop
0x00007ff712d83f59 (Unity) PlayerLoopController::UpdateScene
0x00007ff712d8215b (Unity) Application::TickTimer
0x00007ff7131d619a (Unity) MainMessageLoop
0x00007ff7131daa5b (Unity) WinMain
0x00007ff71457cade (Unity) __scrt_common_main_seh
0x00007ffd1e377614 (KERNEL32) BaseThreadInitThunk
0x00007ffd1e9c26a1 (ntdll) RtlUserThreadStart

This is the very simple mesh:

This is the GameObject settings:

Any tips on what to do here? I can’t see why this would cause any issues.

Thanks,

Hi

To me, that looks very much like a Unity bug. I would recommend upgrading to the newest version of Unity, and if that still crashes, report the bug to Unity.