I receive this error when trying to transfer the site.

Any ideas?

Extracting EcountableSystem.InvalidOperationException: Response is not well-formed XML. ---> System.Xml.XmlException: '', hexadecimal value 0x13, is an invalid character. Line 6, position -713. at System.Xml.XmlTextReaderImpl.Throw(Exception e) at System.Xml.XmlTextReaderImpl.Throw(String res, String[] args) at System.Xml.XmlTextReaderImpl.Throw(Int32 pos, String res, String[] args) at System.Xml.XmlTextReaderImpl.ParseNumericCharRefInline(Int32 startPos, Boolean expand, StringBuilder internalSubsetBuilder, Int32& charCount, EntityType& entityType) at System.Xml.XmlTextReaderImpl.ParseCharRefInline(Int32 startPos, Int32& charCount, EntityType& entityType) at System.Xml.XmlTextReaderImpl.ParseText(Int32& startPos, Int32& endPos, Int32& outOrChars) at System.Xml.XmlTextReaderImpl.ParseText() at System.Xml.XmlTextReaderImpl.ParseElementContent() at System.Xml.XmlTextReaderImpl.Read() at System.Xml.XmlTextReader.Read() at System.Xml.XmlReader.ReadElementString() at System.Web.Services.Protocols.SoapHttpClientProtocol.ReadSoapException(XmlReader reader) at System.Web.Services.Protocols.SoapHttpClientProtocol.ReadResponse(SoapClientMessage message, WebResponse response, Stream responseStream, Boolean asyncCall) at System.Web.Services.Protocols.SoapHttpClientProtocol.Invoke(String methodName, Object[] parameters) --- End of inner exception stack trace --- at System.Web.Services.Protocols.SoapHttpClientProtocol.Invoke(String methodName, Object[] parameters) at Umbraco.Courier.RepositoryProviders.WebServiceProvider.RepositoryWebservice.TransferResources(String sessionKey, ResourceTransfer[] resources, String user, String pass) in c:\Program Files (x86)\teamcity\buildAgent\work\d94035a1177dda67\Umbraco.Courier.RepositoryProviders\WebserviceProvider\webservice.cs:line 1170 at Umbraco.Courier.RepositoryProviders.CourierWebserviceRepositoryProvider.TransferResources(ResourceTransfer[] resources) in c:\Program Files (x86)\teamcity\buildAgent\work\d94035a1177dda67\Umbraco.Courier.RepositoryProviders\WebserviceProvider\CourierWebserviceRepositoryProvider.cs:line 321 at Umbraco.Courier.Core.Extraction.RevisionExtraction.?(Item item, Boolean isDependency, ResourceExtractionOrder order) at Umbraco.Courier.Core.Extraction.RevisionExtraction.?() at Umbraco.Courier.Core.Extraction.RevisionExtraction.Extract() at Umbraco.Courier.Core.Tasks.ExtractionTask.Run() at Umbraco.Courier.Core.TaskManager.(IRevisionTask value) 4/4/2012 8:41:52 AM