When this property is true, the spread will save its view state to the Session object. And, the SaveOrLoadSheetState event will not be fired. If you do not want to save the spread view state to the Session object, you should set this property to false. The default value is true.

'Declaration
 
Public Property SaveViewStateToSession As Boolean

'Usage
 
Dim instance As FpSpread
Dim value As Boolean
 
instance.SaveViewStateToSession = value
 
value = instance.SaveViewStateToSession

public bool SaveViewStateToSession {get; set;}