Solution : https://service.sap.com/sap/support/notes/206792 (SAP Service marketplace login required)
Key words :
symptom related note 115002 describes, additional key words bnka, iso country code prior, iso code 'pl', bank country key, sap country code, bank country inquiry, bank account numbers, long account number, customer program zfbankac
Related Notes :
206975 | CONVERT_BANK_ACCOUNT_NUM_LONG: cstmr spcfc cntry ky |
115002 | DME for house bank account numbers w/more than 18 digits |