Solution : https://service.sap.com/sap/support/notes/500468 (SAP Service marketplace login required)
Key words : 
user parameter prc_trace = 'x', condition record exists solution, prerequisites program error, error occurs, configurable item, context spe, pricing analysis, configurable product, configurated product, software center
Related Notes : 
       
| 486061 | How to get patches for CRM Internet Pricing Configurator |