Corrupted save file (crashes on load)

[delor]

I'm playing on 2.0.4. One turn I quit mid-turn after having issued a few orders, and now the campaign is unplayable because the save file crashes every time I load the game.

The error message the game gives me is:

=== Report ===
EXCEPTION: NullReferenceException: Object reference not set to an instance of an object
Diagnostics Stack Trace:
at UnityEngine.MonoBehaviour.StartCoroutine_Auto_Internal(IEnumerator )
at UnityEngine.MonoBehaviour.StartCoroutine(IEnumerator routine)
at RoadblockOccupant.Attack(.Unit otherUnit)
at RoadBlock.OnUnitEnteredMyCell(.Unit otherUnit)
at CellObject.OnUnitEnteredMyCell(.Unit unit)
at Cell.Occupy(.CellObject cellObject)
at CellObject.OccupyCell(.Cell newCell, .Cell oldCell)
at CellObject.Initialize()
at Unit.Initialize()
at Initializer.Initialize()
at BaseSceneManager+<Start>c__Iterator0.MoveNext()
at UnityEngine.SetupCoroutine.InvokeMoveNext(IEnumerator enumerator, IntPtr returnValueAddress)

Unity Stack Trace:
RoadblockOccupant+<AttackRoutine>c__Iterator0.MoveNext ()
UnityEngine.SetupCoroutine.InvokeMoveNext (IEnumerator enumerator, IntPtr returnValueAddress)
UnityEngine.MonoBehaviour:StartCoroutine(IEnumerator)
RoadblockOccupant:Attack(Unit)
RoadBlock:OnUnitEnteredMyCell(Unit)
CellObject:OnUnitEnteredMyCell(Unit)
Cell:Occupy(CellObject)
CellObject:OccupyCell(Cell, Cell)
CellObject:Initialize()
Unit:Initialize()
Initializer:Initialize()
<Start>c__Iterator0:MoveNext()
UnityEngine.SetupCoroutine:InvokeMoveNext(IEnumerator, IntPtr)