C# Exchange Web服务错误：出现意外的文件结尾。以下元素未关闭：t:MimeContent

在EWS中加载

Itemproperty

集时出现以下错误，请帮助

    EmailMessage foundEmail = (EmailMessage)item;
     PropertySet itemPorpertySet = new PropertySet(BasePropertySet.FirstClassProperties,
                       EmailMessageSchema.MimeContent,EmailMessageSchema.UniqueBody);
     itemPorpertySet.RequestedBodyType = BodyType.HTML;
        foundEmail.Load(itemPorpertySet);


Error:
     at System.Xml.XmlTextReaderImpl.Throw(Exception e)
           at System.Xml.XmlTextReaderImpl.Throw(String res, String arg)
           at System.Xml.XmlTextReaderImpl.ThrowUnclosedElements()
           at System.Xml.XmlTextReaderImpl.ParseElementContent()
           at System.Xml.XmlTextReaderImpl.Read()
           at System.Xml.XmlTextReader.Read()
           at System.Xml.XmlCharCheckingReader.Read()
           at System.Xml.XmlReader.ReadString()
           at Microsoft.Exchange.WebServices.Data.MimeContent.ReadTextValueFromXml(EwsServiceXmlReader reader)
           at Microsoft.Exchange.WebServices.Data.ComplexProperty.InternalLoadFromXml(EwsServiceXmlReader reader, XmlNamespace xmlNamespace, String xmlElementName, Func`2 readAction)
           at Microsoft.Exchange.WebServices.Data.ComplexProperty.LoadFromXml(EwsServiceXmlReader reader, XmlNamespace xmlNamespace, String xmlElementName)
           at Microsoft.Exchange.WebServices.Data.ComplexProperty.LoadFromXml(EwsServiceXmlReader reader, String xmlElementName)
           at Microsoft.Exchange.WebServices.Data.ComplexPropertyDefinitionBase.InternalLoadFromXml(EwsServiceXmlReader reader, PropertyBag propertyBag)
           at Microsoft.Exchange.WebServices.Data.ComplexPropertyDefinitionBase.LoadPropertyValueFromXml(EwsServiceXmlReader reader, PropertyBag propertyBag)
           at Microsoft.Exchange.WebServices.Data.PropertyBag.LoadFromXml(EwsServiceXmlReader reader, Boolean clear, PropertySet requestedPropertySet, Boolean onlySummaryPropertiesRequested)
           at Microsoft.Exchange.WebServices.Data.EwsServiceXmlReader.ReadServiceObjectsCollectionFromXml[TServiceObject](XmlNamespace collectionXmlNamespace, String collectionXmlElementName, GetObjectInstanceDelegate`1 getObjectInstanceDelegate, Boolean clearPropertyBag, PropertySet requestedPropertySet, Boolean summaryPropertiesOnly)
           at Microsoft.Exchange.WebServices.Data.GetItemResponse.ReadElementsFromXml(EwsServiceXmlReader reader)
           at Microsoft.Exchange.WebServices.Data.ServiceResponse.LoadFromXml(EwsServiceXmlReader reader, String xmlElementName)
           at Microsoft.Exchange.WebServices.Data.MultiResponseServiceRequest`1.ParseResponse(EwsServiceXmlReader reader)
           at Microsoft.Exchange.WebServices.Data.ServiceRequestBase.ReadResponse(EwsServiceXmlReader ewsXmlReader)
           at Microsoft.Exchange.WebServices.Data.SimpleServiceRequestBase.ReadResponseXml(Stream responseStream)
           at Microsoft.Exchange.WebServices.Data.SimpleServiceRequestBase.ReadResponse(IEwsHttpWebResponse response)
           at Microsoft.Exchange.WebServices.Data.MultiResponseServiceRequest`1.Execute()
           at Microsoft.Exchange.WebServices.Data.ExchangeService.InternalLoadPropertiesForItems(IEnumerable`1 items, PropertySet propertySet, ServiceErrorHandling errorHandling)
           at Microsoft.Exchange.WebServices.Data.Item.InternalLoad(PropertySet propertySet)
           at Microsoft.Exchange.WebServices.Data.ServiceObject.Load(PropertySet propertySet)

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托管API对象无法分析响应。所以要么是响应不好，要么是API的旧版本。您可以尝试获取API的最新版本（从或从）。或者您也可以检查服务器的响应，看看是否有问题