Solution : https://service.sap.com/sap/support/notes/752704 (SAP Service marketplace login required)
Key words : 
general ledger transaction figures, 'cumulative balance' key figure, shortened fiscal years, shortened fiscal year, error message appears, program error, the0fiscper characteristic, terms 0fi_gl_1, brain027 reason, datasources 0fi_gl_2
Related Notes : 
       
| 756853 | Incorrect data extraction after installation of note 752704 | 
| 672255 | Shortened fiscal year/changing fiscal periods |