Error:
System.Web.HttpException: The state information is invalid for this page and might be corrupted. ---> System.Web.UI.ViewStateException: Invalid viewstate.
Client IP: *
Port: 42116
User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1)
ViewState: 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... ---> System.ArgumentException: The serialized data is invalid.
at System.Web.UI.ObjectStateFormatter.Deserialize(Stream inputStream)
at System.Web.UI.ObjectStateFormatter.Deserialize(String inputString)
at System.Web.UI.ObjectStateFormatter.System.Web.UI.IStateFormatter.Deserialize(String serializedState)
at System.Web.UI.Util.DeserializeWithAssert(IStateFormatter formatter, String serializedState)
at System.Web.UI.HiddenFieldPageStatePersister.Load()
--- End of inner exception stack trace ---
--- End of inner exception stack trace ---
at System.Web.UI.ViewStateException.ThrowError(Exception inner, String persistedState, String errorPageMessage, Boolean macValidationError)
at System.Web.UI.HiddenFieldPageStatePersister.Load()
at System.Web.UI.Page.LoadPageStateFromPersistenceMedium()
at System.Web.UI.Page.LoadAllState()
at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
while processing http://*/commentview.aspx?guid=57d3974f-cc8a-41f7-9c34-8da5c59d1e92.