Solution : https://service.sap.com/sap/support/notes/664202 (SAP Service marketplace login required)
Key words : 
relevant correction instructions, additional date, validity period, prerequisites previously, periodic appointment, customer requires, additional dates, solution implement
Related Notes : 
       
| 696262 | CRM 4.0 SP Stack 1/2004 (SAPKU40004): Release & Info. Note |