Offset means the offset into the actual csv file. So in this case, that means the 2432696320th byte of the file foo_042019.csv. There are multiple tools that should allow you to open the file and seek to the desired offset. For example, you could open the file in vim and run :goto 2432696320  which should seek the cursor to the 2432696320th byte of the file, and thus the offending row. ... View more