In the pain.001 Credit Transfer file following fields can be not unique in case of rejected files are resent to the bank.
MsgId, PmtInfId and EndToEndId.
The changes in the hotfix include the following:
Unique identifiers are added to the MsgId, PmtInfId and EndToEndId elements.
To apply this fix, the following configurations should be downloaded from the LCS:
Payment model version 8 or higher
Payment model mapping 1611 version 8.4 or higher
ISO20022 Credit transfer version 8.7 or higher
ISO20022 Credit transfer (NO) version 8.7.9 or higher (in case you're using legal entities in Norway)
ISO20022 Credit transfer (DK) version 8.7.4 or higher (in case you're using legal entities in Denmark)
In case of Payment model lower than version 7 are imported in the system, you will need to set Default for model mapping to Yes for Payment model mapping to destination 1611.
In case you want Credit Transfer (NO/DK) to be run, you will need to set Default for model mapping to Yes for this confuguration (not for ISO20022 Credit Transfer- generic.