Hi ! I have lot of datas to import with 8 csv (2000 rows with many fields per csv). I have imported 2 of them without any problems, but the 3rd and 4th can’t fully import. I have an error reported (undefined) and a small part of the csv is imported, but not even half of it. Anyone knows why ?
Form your claim it appears u’re on a paid plan so that’s not the issue;
Another reason why you can encounter such is if the .csv is not formatted as UTF-8 encoding:
here’s a approx. 8min YouTube video to help you out with that:
Happy Bubbling! 
Thanks for your response. I just checked and all my csv are formatted as UTF-8…
Same here