Data replication-REPLICATING CUSTOMERS(SAP CRM)

When I'm trying to load the following objects from R/3 to CRM.The status shows "NO PROCESSES SEE NOTE:429423"

DNL_CUST_BNKA,

DNL_CUST_ACGRPB, DNL_CUST_ADDR, DNL_CUST_KTOKD, DNL_CUST_TVPV,

DNL_CUST_TVLS,

DNL_CUST_TVIP,

DNL_CUST_TVGF,

DNL_CUST_TVKN, DNL_CUST_TKUKL, DNL_CUST_TVFS, DNL_CUST_TVAST, DNL_CUST_TSAB,

DNL_CUST_TPFK, DNL_CUST_T502T, DNL_CUST_TBRC.

I'm unable to load any object.What could be the reason?Can anyone help me with this issue?

Thanks!!

Prasanna