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NullReferenceException: Object reference not set to an instance of an object
CsvImport.CsvImportParser.ParseChildArrayProperty (UnityEditor.SerializedProperty property, System.String propertyName, System.String propertyValue) (at Assets/Frameworks/Editor/CSVImport/Core/CsvImportParser.cs:146)
CsvImport.CsvImportParser.ParseProperty (UnityEditor.SerializedProperty property, System.Collections.Generic.Dictionary`2[TKey,TValue] data) (at Assets/Frameworks/Editor/CSVImport/Core/CsvImportParser.cs:116)
CsvImport.CsvImportParser.ParseArrayProperty (UnityEditor.SerializedProperty arrayProperty, System.Int32 arrayIndex, System.Collections.Generic.Dictionary`2[TKey,TValue] data) (at Assets/Frameworks/Editor/CSVImport/Core/CsvImportParser.cs:98)
CsvImport.CsvImportParser.ImportArrayFromData (UnityEditor.SerializedObject serializedObject, System.Collections.Generic.IEnumerable`1[T] csvData) (at Assets/Frameworks/Editor/CSVImport/Core/CsvImportParser.cs:281)
CsvImport.CsvImportParser.ImportArrayFromCsvFile (System.String csvData, UnityEditor.SerializedObject serializedObject) (at Assets/Frameworks/Editor/CSVImport/Core/CsvImportParser.cs:236)
Utils.GoogleSheetsImporterEditor.ParseRegistry (CsvImport.CsvImportParser parser, UnityEngine.ScriptableObject registryObject, System.String csvObject) (at Assets/Frameworks/Editor/CSVImport/Editor/GoogleSheetsImporterEditor.cs:190)
Utils.GoogleSheetsImporterEditor+<>c__DisplayClass2_1.<OnInspectorGUI>b__2 (UnityEngine.WWW x) (at Assets/Frameworks/Editor/CSVImport/Editor/GoogleSheetsImporterEditor.cs:70)
UniRx.Observer+Subscribe`1[T].OnNext (T value) (at Assets/Plugins/UniRx/Scripts/Observer.cs:165)
UniRx.Operators.FromCoroutineObservable`1+FromCoroutine[T].OnNext (T value) (at Assets/Plugins/UniRx/Scripts/UnityEngineBridge/Operators/FromCoroutine.cs:49)
UniRx.ObservableWWW+<Fetch>d__20.MoveNext () (at Assets/Plugins/UniRx/Scripts/UnityEngineBridge/ObservableWWW.cs:214)
UniRx.MainThreadDispatcher+EditorThreadDispatcher.ConsumeEnumerator (System.Collections.IEnumerator routine) (at Assets/Plugins/UniRx/Scripts/UnityEngineBridge/MainThreadDispatcher.cs:111)
UniRx.MainThreadDispatcher+EditorThreadDispatcher+<UnwrapWaitWWW>d__12.MoveNext () (at Assets/Plugins/UniRx/Scripts/UnityEngineBridge/MainThreadDispatcher.cs:174)
UniRx.MainThreadDispatcher+EditorThreadDispatcher.ConsumeEnumerator (System.Collections.IEnumerator routine) (at Assets/Plugins/UniRx/Scripts/UnityEngineBridge/MainThreadDispatcher.cs:111)
UniRx.MainThreadDispatcher+EditorThreadDispatcher+<>c__DisplayClass11_0.<ConsumeEnumerator>b__0 (System.Object _) (at Assets/Plugins/UniRx/Scripts/UnityEngineBridge/MainThreadDispatcher.cs:161)
UniRx.InternalUtil.ThreadSafeQueueWorker.ExecuteAll (System.Action`1[T] unhandledExceptionCallback) (at Assets/Plugins/UniRx/Scripts/InternalUtil/ThreadSafeQueueWorker.cs:81)
UnityEngine.Debug:LogException(Exception)
UniRx.<>c:<Update>b__10_0(Exception) (at Assets/Plugins/UniRx/Scripts/UnityEngineBridge/MainThreadDispatcher.cs:106)
UniRx.InternalUtil.ThreadSafeQueueWorker:ExecuteAll(Action`1) (at Assets/Plugins/UniRx/Scripts/InternalUtil/ThreadSafeQueueWorker.cs:85)
UniRx.EditorThreadDispatcher:Update() (at Assets/Plugins/UniRx/Scripts/UnityEngineBridge/MainThreadDispatcher.cs:106)
UnityEditor.EditorApplication:Internal_CallUpdateFunctions()