Solution : https://service.sap.com/sap/support/notes/1698292 (SAP Service marketplace login required)
Key words : 
extractor 0refx_6 terminates due, shortened fiscal year reason, fiscal year variant, invalid accounting periods, terms 0refx_6, program error, solution implement, attached corrections, prerequisites
Related Notes : 
       
| 672255 | Shortened fiscal year/changing fiscal periods |