The state information is invalid for this page and might be corrupted.

[calitos_16]

Tengo un reporte en ASP.NET con base de datos en SQL Server 2005 y me ha estado apareciendo el siguiente error!!, si alguien tiene idea de como solucionarlo o como evitar que siga apareciendo esta excepcion!!! porfavor!!! y gracias de ante mano!!!







Message: The state information is invalid for this page and might be corrupted.


Source: System.Web


StackTrace: at System.Web.UI.ViewStateException.ThrowError(Except ion inner, String persistedState, String errorPageMessage, Boolean macValidationError) at System.Web.UI.HiddenFieldPageStatePersister.Load() at System.Web.UI.Page.LoadPageStateFromPersistenceMed ium() at System.Web.UI.Page.LoadAllState() at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)


TargetSite: Void ThrowError(System.Exception, System.String, System.String, Boolean)


HelpLink:


Error: System.Web.HttpException: The state information is invalid for this page and might be corrupted. ---> System.Web.UI.ViewStateException: Invalid viewstate. Client IP: 189.155.21.10 Port: 1388 User-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1) ; .NET CLR 1.1.4322; .NET CLR 2.0.50727) ViewState: /wEPDwUKMjA4MTU0OTI3MA8WBB4JU29ydEZpZWxkBQhhLm5vbWJ yZR4NU29ydEZpZWxkVHlwZWUWAgIHD2QWDgIBDw8WAh4ISW1hZ 2VVcmwFHC4uL0ltYWdlcy9mbGVjaGFfYXJyaWJhVC5naWZkZAI DDw8WAh4HVmlzaWJsZWdkFhwCBQ8QZGQWAWZkAgkPEGRkFgECC 2QCCw8QZGQWAQIGZAINDxBkEBUCBDIwMDcEMjAwOBUCBDIwMDc EMjAwOBQrAwJnZxYBAgFkAhEPEGRkFgECC2QCEw8QZGQWAQIHZ AIVDxBkEBUCBDIwMDcEMjAwOBUCBDIwMDcEMjAwOBQrAwJnZxY BAgFkAhcPEA8WAh4LXyFEYXRhQm91bmRnZA8WAQIKFgEQBQpDd WFscXVpZXJhZWdkZAIZDxAPFgIfBGdkEBUUmAFBZG1pbmlzdHJ hY2nDs24gUMO6YmxpY2EgICAgICAgICAgICAgICAgICAgICAgI CAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICA gICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgI CAgICAgICAgICAgICAgICAgICAgICAgICAgICAgIJcBQWxpbWV udGFjacOzbiAgICAgICAgICAgICAgICAgICAgICAgICAgICAgI CAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICA gICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgI CAgI... ---> System.OutOfMemoryException: Exception of type 'System.OutOfMemoryException' was thrown. at System.Convert.FromBase64String(String s) at System.Web.UI.ObjectStateFormatter.Deserialize(Str ing inputString) at System.Web.UI.ObjectStateFormatter.System.Web.UI.I StateFormatter.Deserialize(String serializedState) at System.Web.UI.Util.DeserializeWithAssert(IStateFor matter 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(Except ion inner, String persistedState, String errorPageMessage, Boolean macValidationError) at System.Web.UI.HiddenFieldPageStatePersister.Load() at System.Web.UI.Page.LoadPageStateFromPersistenceMed ium() at System.Web.UI.Page.LoadAllState() at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)

[Stream]

Hola, es posible que lo que intentas guardar en el viewstate no este serializado, para eso, tendrias que agregarle el atributo Serializable a tu clase.. ó almacenar tus datos de otra manera, como ejemplo: una lista...

saludos