System.AggregateException

I'm trying to clone a painting in the base game for a recolor and I'm getting the following error message:


The Sims 4 Studio - Version 3.1.6.1

System.AggregateException: One or more errors occurred. ---> System.NullReferenceException: Object reference not set to an instance of an object.

at S4Studio.Core.CloneEngine.<>c__DisplayClass27_0.<CloneObj>b__0(ObjectContentMetadata x)

at System.Linq.Enumerable.WhereListIterator`1.MoveNext()

at System.Linq.Enumerable.<DistinctIterator>d__64`1.MoveNext()

at System.Linq.Buffer`1..ctor(IEnumerable`1 source)

at System.Linq.Enumerable.ToArray[TSource](IEnumerable`1 source)

at S4Studio.Core.CloneEngine.CloneObj(IDBPFPackage result, String hash_salt, CloneObjectOptions opts, IStringTableCache global_stbl, IResourceProvider game, Sims4FileTable game_filetable, UInt64 instance, String creator, Boolean& swatchable)

at S4Studio.Shared.ObjectFeatureViewModel.Clone(IDBPFPackage package, String hash, IEnumerable`1 selected_prototypes)

at S4Studio.Shared.FeatureViewModel.<>c__DisplayClass28_0.<CreateItem>b__0()

at System.Threading.Tasks.Task.InnerInvoke()

at System.Threading.Tasks.Task.Execute()

--- End of inner exception stack trace ---

---> (Inner Exception #0) System.NullReferenceException: Object reference not set to an instance of an object.

at S4Studio.Core.CloneEngine.<>c__DisplayClass27_0.<CloneObj>b__0(ObjectContentMetadata x)

at System.Linq.Enumerable.WhereListIterator`1.MoveNext()

at System.Linq.Enumerable.<DistinctIterator>d__64`1.MoveNext()

at System.Linq.Buffer`1..ctor(IEnumerable`1 source)

at System.Linq.Enumerable.ToArray[TSource](IEnumerable`1 source)

at S4Studio.Core.CloneEngine.CloneObj(IDBPFPackage result, String hash_salt, CloneObjectOptions opts, IStringTableCache global_stbl, IResourceProvider game, Sims4FileTable game_filetable, UInt64 instance, String creator, Boolean& swatchable)

at S4Studio.Shared.ObjectFeatureViewModel.Clone(IDBPFPackage package, String hash, IEnumerable`1 selected_prototypes)

at S4Studio.Shared.FeatureViewModel.<>c__DisplayClass28_0.<CreateItem>b__0()

at System.Threading.Tasks.Task.InnerInvoke()

at System.Threading.Tasks.Task.Execute()<---

I tried a few of them and am getting the same error. The only thing I can use is the custom 3 tile mesh that comes with S4S.