select espr_codigo_multi24 from enfs_parametr 
 System.Web.UI.ViewStateException: Viewstate inválido. 
	Client IP: 177.10.5.219
	Port: 17005
	Referer: http://lindolfocollor.nfse-tecnos.com.br/con_servicoprestadonfse.aspx
	Path: /con_servicoprestadonfse.aspx
	User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.0.0 Safari/537.36
	ViewState: 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... ---> System.FormatException: Comprimento inválido para uma matriz ou uma cadeia de caracteres de Base 64.
   em System.Convert.FromBase64_Decode(Char* startInputPtr, Int32 inputLength, Byte* startDestPtr, Int32 destLength)
   em System.Convert.FromBase64CharPtr(Char* inputPtr, Int32 inputLength)
   em System.Convert.FromBase64String(String s)
   em System.Web.UI.ObjectStateFormatter.Deserialize(String inputString, Purpose purpose)
   em System.Web.UI.ObjectStateFormatter.System.Web.UI.IStateFormatter2.Deserialize(String serializedState, Purpose purpose)
   em System.Web.UI.Util.DeserializeWithAssert(IStateFormatter2 formatter, String serializedState, Purpose purpose)
   em System.Web.UI.HiddenFieldPageStatePersister.Load()
   --- Fim do rastreamento de pilha de exceções internas --- Referência de objeto não definida para uma instância de um objeto.