Solution : https://service.sap.com/sap/support/notes/771103 (SAP Service marketplace login required)
Key words :
error message 'exception condition, contact person relationship, qrfc outbound queue, respective queues hang, terms bp_exchange_crm_to_r3_bp reason, replicate business partners, added advance correction, bdoc remains, status sysfail, solution import
Related Notes :
436843 | IS-M/CRM: Business partner exchange between CRM and IS-M |