Solution : https://service.sap.com/sap/support/notes/620832 (SAP Service marketplace login required)
Key words : 
terms interaction center workforce management interaction workforce optimization calculation reason, <sap j2ee engine>\cluster\server command window, <sap j2ee engine>\cluster\dispatcher command window, edit  <sap j2ee engine>\cluster\server\, crm ics wfm calculation services 4, \usr\sap\j2eewfm\j2ee\j2ee_00, <sap j2ee engine>\cluster\server\, <sap j2ee engine>\cluster\server, note <sap j2ee engine> refers, <sap j2ee engine>\cluster\dispatcher
Related Notes : 
       
| 677456 | SAPKU40003: Support Package 03 for CRM 4.0 | 
| 662612 | SP upgrade for CRM ICS WFM Calculation Services 4.0 | 
| 651069 | SAPKU40002: Support Package 02 for CRM 4.0 | 
| 641076 | SP02 for CRM ICS WFM Calculation Services 4.0 | 
| 634869 | SAPKU40001: Support Package 01 for CRM 4.0 |