System.Web.UI.ViewStateException: Viewstate inválido. 
	Client IP: 45.190.251.77
	Port: 30883
	Referer: http://santatereza.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/138.0.0.0 Safari/537.36
	ViewState: 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... ---> System.Web.HttpException: O cliente se desconectou. ---> System.Web.UI.ViewStateException: Viewstate inválido. 
	Client IP: 45.190.251.77
	Port: 30883
	Referer: http://santatereza.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/138.0.0.0 Safari/537.36
	ViewState: 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...
   --- Fim do rastreamento de pilha de exceções internas ---
   em System.Web.UI.ViewStateException.ThrowError(Exception inner, String persistedState, String errorPageMessage, Boolean macValidationError)
   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.ClientScriptManager.EnsureEventValidationFieldLoaded()
   --- Fim do rastreamento de pilha de exceções internas --- Referência de objeto não definida para uma instância de um objeto.