An error occurred while adding data to buffer: WCF Adapter

Error Message:
"A message sent to adapter "WCF-Custom" on send port "TestWCFSAPSend" with URI "sap://CLIENT=nnn;LANG=EN;@a/sapxxxx/nn?RfcSdkTrace=True&AbapDebug=False&UseSapGui=Without" is suspended. Error details: Microsoft.ServiceModel.Channels.Common.XmlReaderParsingException: An error occurred while adding data to buffer."
Some of Causes:
1) Control record is not properly positioned
2) Document Number should be same at all places(Segments and control record) or 16(Length) spaces.
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