Solution : https://service.sap.com/sap/support/notes/761436 (SAP Service marketplace login required)
Key words :
system issues error message fagl_ledger_cust053, assign customer fields, customer field, general ledger, solution implement, attached corrections
Related Notes :
| 863148 | FAGL_GINS: T800D entries for customer fields are missing |
| 830879 | No Y fields are returned in search help for customer fields |