Solution : https://service.sap.com/sap/support/notes/533998 (SAP Service marketplace login required)
Key words : 
terms pme unknown language id reason, prerequisites program error solution, sap software center, crm service pack 11, error occurs, service pack 7, function com_pme_class_create', correction, note 486061
Related Notes : 
       
| 486061 | How to get patches for CRM Internet Pricing Configurator |