select espr_codigo_multi24 from enfs_parametr 
 System.Web.UI.ViewStateException: Viewstate inválido. 
	Client IP: 149.78.1.174
	Port: 7718
	Referer: http://progresso.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/109.0.0.0 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.