Microsoft.Xades.XadesSignedXml.XmlValidationHandler C# (CSharp) Method

        private void XmlValidationHandler(object sender, ValidationEventArgs validationEventArgs)
        {
            if (validationEventArgs.Severity != XmlSeverityType.Warning)
            {
                this.validationErrorOccurred = true;
                this.validationErrorDescription += "Validation error:\n";
                this.validationErrorDescription += "\tSeverity: " + validationEventArgs.Severity.ToString() + "\n";
                this.validationErrorDescription += "\tMessage: " + validationEventArgs.Message + "\n";
            }
        }