Hello Again Matt,  I am going to give you more details about my problem. I get this error:      I am putting in the NiFi directory my copy. It is structured like that :   Then I have my cobol file. I have deleted all rows except 1 ( I have performed various test, full file, few raws ...) and I always ge the same error mentioned above. This is the example of my cobol file with just one row: Do you have any clue what is happening?   Thank you very much for your help   ... View more