Internal Error to Payment Server: For Input String: "null"

Hi,

We are facing a issue with 'Format Payment Instructions with Text Output' program.

This is a fresh implementation, release 12.1.3 , and this error happened since the first test payment we maid.

In the beginning the error massage was ' java.sql.SQLException: No corresponding LOB data found :SELECT L.FILE_DATA FILE_DATA,DBMS_LOB.GETLENGTH(L.FILE_DATA) FILE_LENGTH, L.LANGUAGE LANGUAGE, L.TERRITORY TERRITORY, B.DEFAULT_LANGUAGE DEFAULT_LANGUAGE, B.DEFAULT_TERRITORY DEFAULT_TERRITORY,B.TEMPLATE_TYPE_CODE TEMPLATE_TYPE_CODE, B.USE_ALIAS_TABLE USE_ALIAS_TABLE, B.START_DATE START_DATE, B.END_DATE END_DATE, B.TEMPLATE_STATUS TEMPLATE_STATUS, B.USE_ALIAS_TABLE USE_ALIAS_TABLE, B.DS_APP_SHORT_NAME DS_APP_SHORT_NAME, B.DATA_SOURCE_CODE DATA_SOURCE_CODE, L.LOB_TYPE LOB_TYPE FROM XDO_LOBS L, XDO_TEMPLATES_B B WHERE L.APPLICATION_SHORT_NAME= :1 AND L.LOB_CODE = :2 AND L.APPLICATION_SHORT_NAME = B.APPLICATION_SHORT_NAME AND L.LOB_CODE = B.TEMPLATE_CODE AND (L.LOB_TYPE = 'TEMPLATE' OR L.LOB_TYPE = 'MLS_TEMPLATE') AND ( (L.LANGUAGE =