unity ，easyAR，iOS ，导入到iOS工程后，真机运行，扫描图片后崩溃，如果是导入到新建的空的iOS项目就不会崩溃

Question

EasyAR caught user exception: System.NullReferenceException: A null value was found where an object instance was required.

  at Mono.Security.X509.OSX509Certificates.MakeCFData (System.Byte[] data) [0x00000] in <filename unknown>:0 

  at TuoKa.kaClose () [0x00000] in <filename unknown>:0 

  at Sample.SampleImageTargetBehaviour.OnTargetLost (EasyAR.TargetAbstractBehaviour behaviour) [0x00000] in <filename unknown>:0 

  at System.Action`1[T].Invoke (.T obj) [0x00000] in <filename unknown>:0 

  at EasyAR.TargetAbstractBehaviour.OnTargetLost () [0x00000] in <filename unknown>:0 

  at EasyAR.ARCameraBaseBehaviour.UpdateTrackResult (System.Collections.Generic.List`1 results) [0x00000] in <filename unknown>:0 

  at EasyAR.ARCameraBaseBehaviour.Update () [0x00000] in <filename unknown>:0 

  at Mono.Security.X509.X509Stores.Open (System.String storeName, Boolean create) [0x00000] in <filename unknown>:0 

  at System.UriTypeConverter.IsValid (ITypeDescriptorContext context, System.Object value) [0x00000] in <filename unknown>:0 

  at System.UriTypeConverter.IsValid (ITypeDescriptorContext context, System.Object value) [0x00000] in <filename unknown>:0 

  at System.UriTypeConverter.IsValid (ITypeDescriptorContext context, System.Object value) [0x00000] in <filename unknown>:0 

  at UnityEngine.EventSystems.ExecuteEvents.GetEventHandler[T] (UnityEngine.GameObject root) [0x00000] in <filename unknown>:0