Receiver IDOC Adapter error

Hello,

I am facing error on Receiver IDOC Adapter as follows,

5/17/2016 08:58:37.987 AM Error Error before sending due to idoc parsing error: (7) IDOC_ERROR_PARSE_FAILURE: An IDocConversionException occurred while parsing IDoc-XML for type <ZCUSTOMER_MASTER01>:
state=READING_FIELD_VALUE_TAG, charPosition=1460, lineNumber=1, columnNumber=1461 5/17/2016 08:58:37.988 AM Error MP: exception caught with cause com.sap.aii.af.idoc.exception.IDOCAdapterException: Error before sending due to idoc parsing error: (7) IDOC_ERROR_PARSE_FAILURE: An IDocConversionException occurred while parsing IDoc-XML for type <ZCUSTOMER_MASTER01>:
state=READING_FIELD_VALUE_TAG, charPosition=1460, lineNumber=1, columnNumber=1461 5/17/2016 08:58:37.991 AM Error Exception caught by adapter framework: (7) IDOC_ERROR_PARSE_FAILURE: An IDocConversionException occurred while parsing IDoc-XML for type <ZCUSTOMER_MASTER01>:
state=READING_FIELD_VALUE_TAG, charPosition=1460, lineNumber=1, columnNumber=1461 5/17/2016 08:58:37.992 AM Error Transmitting the message to endpoint <local> using connection REST_http://sap.com/xi/XI/System failed, due to: com.sap.aii.af.idoc.exception.IDOCAdapterException: Error before sending due to idoc parsing error: (7) IDOC_ERROR_PARSE_FAILURE: An IDocConversionException occurred while parsing IDoc-XML for type <ZCUSTOMER_MASTER01>:
state=READING_FIELD_VALUE_TAG, charPosition=1460, lineNumber=1, columnNumber=1461

I am working on PO single stack with version as follows..

Version

Service Pack:

12

Release:

NW731EXT_17_REL

Can you please let me know how to resolve this error?

Regards,

Khaja.