Crash when I save the game

NullReferenceException: Object reference not set to an instance of an object

System.RuntimeType.IsDefined (System.Type attributeType, System.Boolean inherit) <0x26df06cacd0 + 0x00000> in <695d1cc93cca45069c528c15c9fdd749>:0
SaveLoadRoot.SaveWithoutTransform (System.IO.BinaryWriter writer) (at <d1b7643456214f4e8c00f70e3a2b4469>:0)
SaveLoadRoot.Save (System.IO.BinaryWriter writer) (at <d1b7643456214f4e8c00f70e3a2b4469>:0)
SaveManager.Write (Tag key, System.Collections.Generic.List`1[T] value, System.IO.BinaryWriter writer) (at <d1b7643456214f4e8c00f70e3a2b4469>:0)
SaveManager.Save (System.IO.BinaryWriter writer) (at <d1b7643456214f4e8c00f70e3a2b4469>:0)
SaveLoader.Save (System.IO.BinaryWriter writer) (at <d1b7643456214f4e8c00f70e3a2b4469>:0)
SaveLoader.Save (System.String filename, System.Boolean isAutoSave, System.Boolean updateSavePointer) (at <d1b7643456214f4e8c00f70e3a2b4469>:0)
PauseScreen.DoSave (System.String filename) (at <d1b7643456214f4e8c00f70e3a2b4469>:0)
PauseScreen+<>c__DisplayClass20_0.<OnSave>b__0 () (at <d1b7643456214f4e8c00f70e3a2b4469>:0)
ConfirmDialogScreen.OnSelect_OK () (at <d1b7643456214f4e8c00f70e3a2b4469>:0)
KButton.SignalClick (KKeyCode btn) (at <d9d260db23eb4b5ea9674097f27ddfad>:0)
KButton.OnPointerClick (UnityEngine.EventSystems.PointerEventData eventData) (at <d9d260db23eb4b5ea9674097f27ddfad>:0)
UnityEngine.EventSystems.ExecuteEvents.Execute (UnityEngine.EventSystems.IPointerClickHandler handler, UnityEngine.EventSystems.BaseEventData eventData) (at <e9635660f69b4d9d84c085aeda3be353>:0)
UnityEngine.EventSystems.ExecuteEvents.Execute[T] (UnityEngine.GameObject target, UnityEngine.EventSystems.BaseEventData eventData, UnityEngine.EventSystems.ExecuteEvents+EventFunction`1[T1] functor) (at <e9635660f69b4d9d84c085aeda3be353>:0)
UnityEngine.EventSystems.EventSystem:Update()

Build: U49-577063-V

Files.zip